This is an automated weekly mailing describing the state of the Internet Routing Table as seen from APNIC's router in Japan. The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG. Daily listings are sent to bgp-stats@lists.apnic.net For historical data, please see http://thyme.rand.apnic.net. If you have any comments please contact Philip Smith <pfsinoz@gmail.com>. Routing Table Report 04:00 +10GMT Sat 23 Nov, 2019 Report Website: http://thyme.rand.apnic.net Detailed Analysis: http://thyme.rand.apnic.net/current/ Analysis Summary ---------------- BGP routing table entries examined: 783901 Prefixes after maximum aggregation (per Origin AS): 298712 Deaggregation factor: 2.62 Unique aggregates announced (without unneeded subnets): 377892 Total ASes present in the Internet Routing Table: 66249 Prefixes per ASN: 11.83 Origin-only ASes present in the Internet Routing Table: 56919 Origin ASes announcing only one prefix: 24291 Transit ASes present in the Internet Routing Table: 9330 Transit-only ASes present in the Internet Routing Table: 282 Average AS path length visible in the Internet Routing Table: 4.5 Max AS path length visible: 36 Max AS path prepend of ASN ( 44555) 27 Prefixes from unregistered ASNs in the Routing Table: 31 Number of instances of unregistered ASNs: 32 Number of 32-bit ASNs allocated by the RIRs: 29643 Number of 32-bit ASNs visible in the Routing Table: 24262 Prefixes from 32-bit ASNs in the Routing Table: 110463 Number of bogon 32-bit ASNs visible in the Routing Table: 15 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 301 Number of addresses announced to Internet: 2839032192 Equivalent to 169 /8s, 56 /16s and 49 /24s Percentage of available address space announced: 76.7 Percentage of allocated address space announced: 76.7 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.4 Total number of prefixes smaller than registry allocations: 261381 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 210253 Total APNIC prefixes after maximum aggregation: 61101 APNIC Deaggregation factor: 3.44 Prefixes being announced from the APNIC address blocks: 204406 Unique aggregates announced from the APNIC address blocks: 85009 APNIC Region origin ASes present in the Internet Routing Table: 10190 APNIC Prefixes per ASN: 20.06 APNIC Region origin ASes announcing only one prefix: 2826 APNIC Region transit ASes present in the Internet Routing Table: 1520 Average APNIC Region AS path length visible: 4.7 Max APNIC Region AS path length visible: 25 Number of APNIC region 32-bit ASNs visible in the Routing Table: 5216 Number of APNIC addresses announced to Internet: 771558016 Equivalent to 45 /8s, 253 /16s and 10 /24s APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-64098, 64297-64395, 131072-141625 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8, 163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 230534 Total ARIN prefixes after maximum aggregation: 107047 ARIN Deaggregation factor: 2.15 Prefixes being announced from the ARIN address blocks: 227855 Unique aggregates announced from the ARIN address blocks: 109054 ARIN Region origin ASes present in the Internet Routing Table: 18644 ARIN Prefixes per ASN: 12.22 ARIN Region origin ASes announcing only one prefix: 6915 ARIN Region transit ASes present in the Internet Routing Table: 1926 Average ARIN Region AS path length visible: 3.9 Max ARIN Region AS path length visible: 24 Number of ARIN region 32-bit ASNs visible in the Routing Table: 3017 Number of ARIN addresses announced to Internet: 1068840960 Equivalent to 63 /8s, 181 /16s and 56 /24s ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 53248-55295, 62464-63487, 64198-64296, 393216-399260 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 219328 Total RIPE prefixes after maximum aggregation: 102845 RIPE Deaggregation factor: 2.13 Prefixes being announced from the RIPE address blocks: 216181 Unique aggregates announced from the RIPE address blocks: 128262 RIPE Region origin ASes present in the Internet Routing Table: 26655 RIPE Prefixes per ASN: 8.11 RIPE Region origin ASes announcing only one prefix: 11706 RIPE Region transit ASes present in the Internet Routing Table: 3767 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 8729 Number of RIPE addresses announced to Internet: 719263232 Equivalent to 42 /8s, 223 /16s and 22 /24s RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-52223, 56320-58367 59392-61439, 61952-62463, 64396-64495 196608-210331 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8, 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 101850 Total LACNIC prefixes after maximum aggregation: 23325 LACNIC Deaggregation factor: 4.37 Prefixes being announced from the LACNIC address blocks: 103000 Unique aggregates announced from the LACNIC address blocks: 45035 LACNIC Region origin ASes present in the Internet Routing Table: 9117 LACNIC Prefixes per ASN: 11.30 LACNIC Region origin ASes announcing only one prefix: 2369 LACNIC Region transit ASes present in the Internet Routing Table: 1726 Average LACNIC Region AS path length visible: 5.3 Max LACNIC Region AS path length visible: 36 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 6674 Number of LACNIC addresses announced to Internet: 173857792 Equivalent to 10 /8s, 92 /16s and 220 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-270748 + ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 191/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 21904 Total AfriNIC prefixes after maximum aggregation: 4369 AfriNIC Deaggregation factor: 5.01 Prefixes being announced from the AfriNIC address blocks: 32158 Unique aggregates announced from the AfriNIC address blocks: 10276 AfriNIC Region origin ASes present in the Internet Routing Table: 1344 AfriNIC Prefixes per ASN: 23.93 AfriNIC Region origin ASes announcing only one prefix: 475 AfriNIC Region transit ASes present in the Internet Routing Table: 268 Average AfriNIC Region AS path length visible: 4.9 Max AfriNIC Region AS path length visible: 23 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 626 Number of AfriNIC addresses announced to Internet: 105194240 Equivalent to 6 /8s, 69 /16s and 35 /24s AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7545 5136 633 593 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4681 4192 73 ERX-CERNET-BKB China Education and Rese 7552 3268 1331 27 VIETEL-AS-AP Viettel Group, VN 45899 3074 1776 116 VNPT-AS-VN VNPT Corp, VN 9829 2823 1498 536 BSNL-NIB National Internet Backbone, IN 7713 2701 798 487 TELKOMNET-AS-AP PT Telekomunikasi Indon 9808 2624 9043 63 CMNET-GD Guangdong Mobile Communication 4766 2385 11111 668 KIXS-AS-KR Korea Telecom, KR 9498 2208 433 213 BBIL-AP BHARTI Airtel Ltd., IN 4755 2150 442 196 TATACOMM-AS TATA Communications formerl Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 7155 4055 280 27 VIASAT-SP-BACKBONE - ViaSat,Inc., US 11492 3800 250 666 CABLEONE - CABLE ONE, INC., US 16509 3714 7401 1649 AMAZON-02 - Amazon.com, Inc., US 22773 3502 2970 156 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 6327 3358 1324 93 SHAW - Shaw Communications Inc., CA 16625 2940 1543 2107 AKAMAI-AS - Akamai Technologies, Inc., 30036 2261 356 102 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom 209 2155 5071 527 CENTURYLINK-US-LEGACY-QWEST - CenturyLi 20115 2134 2769 517 CHARTER-20115 - Charter Communications, 18566 2065 405 103 MEGAPATH5-US - MegaPath Corporation, US Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 5688 1635 135 UNI2-AS, ES 39891 4034 219 19 ALJAWWALSTC-AS, SA 31334 3298 484 13 KABELDEUTSCHLAND-AS, DE 8551 2793 379 46 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 2782 466 1941 AKAMAI-ASN1, US 12389 2452 2235 704 ROSTELECOM-AS, RU 34984 2160 350 539 TELLCOM-AS, TR 9009 1945 209 1064 M247, GB 9121 1935 1691 18 TTNET, TR 13188 1605 100 46 TRIOLAN, UA Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 6238 3326 618 Uninet S.A. de C.V., MX 10620 3355 532 466 Telmex Colombia S.A., CO 11830 2687 369 63 Instituto Costarricense de Electricidad 6503 1685 323 390 Axtel, S.A.B. de C.V., MX 7303 1480 1026 267 Telecom Argentina S.A., AR 28573 1200 2232 196 CLARO S.A., BR 13999 1119 494 244 Mega Cable, S.A. de C.V., MX 3816 1113 560 137 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1102 380 37 Telefonica del Peru S.A.A., PE 11172 934 110 59 Alestra, S. de R.L. de C.V., MX Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1215 393 23 LINKdotNET-AS, EG 36992 1028 1535 73 ETISALAT-MISR, EG 24835 976 594 25 RAYA-AS, EG 36903 868 438 95 MT-MPLS, MA 8452 682 1857 19 TE-AS TE-AS, EG 6713 627 1863 34 IAM-AS, MA 29571 558 68 11 ORANGE-COTE-IVOIRE, CI 37342 481 32 1 MOVITEL, MZ 15399 410 45 10 WANANCHI-, KE 23889 366 231 15 MauritiusTelecom, MU Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 6238 3326 618 Uninet S.A. de C.V., MX 12479 5688 1635 135 UNI2-AS, ES 7545 5136 633 593 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4681 4192 73 ERX-CERNET-BKB China Education and Rese 7155 4055 280 27 VIASAT-SP-BACKBONE - ViaSat,Inc., US 39891 4034 219 19 ALJAWWALSTC-AS, SA 11492 3800 250 666 CABLEONE - CABLE ONE, INC., US 16509 3714 7401 1649 AMAZON-02 - Amazon.com, Inc., US 22773 3502 2970 156 ASN-CXA-ALL-CCI-22773-RDC - Cox Communi 6327 3358 1324 93 SHAW - Shaw Communications Inc., CA Complete listing at http://thyme.rand.apnic.net/current/data-ASnet Global Per AS Maximum Aggr summary ---------------------------------- ASN No of nets Net Savings Description 12479 5688 5553 UNI2-AS, ES 4538 4681 4608 ERX-CERNET-BKB China Education and Research Net 7545 5136 4543 TPG-INTERNET-AP TPG Telecom Limited, AU 7155 4055 4028 VIASAT-SP-BACKBONE - ViaSat,Inc., US 39891 4034 4015 ALJAWWALSTC-AS, SA 22773 3502 3346 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 31334 3298 3285 KABELDEUTSCHLAND-AS, DE 6327 3358 3265 SHAW - Shaw Communications Inc., CA 7552 3268 3241 VIETEL-AS-AP Viettel Group, VN 11492 3800 3134 CABLEONE - CABLE ONE, INC., US Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Network Transit AS Description 230105 UNALLOCATED 38.110.79.0/24 23015 CMC180-TOR-AS - Cambridge Merc 64501 DOCUMENT 45.174.25.0/24 267817 UNKNOWN 260984 UNALLOCATED 45.175.186.0/23 16735 ALGAR TELECOM S/A, BR 266842 UNALLOCATED 45.238.156.0/22 265680 HNTELCO S.A, HN 65550 DOCUMENT 81.8.34.0/24 15924 BORUSANTELEKOM-AS, TR 65550 DOCUMENT 81.8.35.0/24 15924 BORUSANTELEKOM-AS, TR 64339 UNALLOCATED 143.0.108.0/22 18747 IFX18747 - IFX Corporation, US 64355 UNALLOCATED 156.40.196.0/24 30387 NIH-NET-NCCS - National Instit 64011 UNALLOCATED 166.133.128.0/18 20057 ATT-MOBILITY-LLC-AS20057 - AT& 64011 UNALLOCATED 166.133.192.0/18 20057 ATT-MOBILITY-LLC-AS20057 - AT& Complete listing at http://thyme.rand.apnic.net/current/data-badAS Advertised Unallocated Addresses -------------------------------- Network Origin AS Description 23.136.224.0/24 15206 6X7 - 6x7 Networks LLC, ZZ 27.100.7.0/24 56096 UNKNOWN 27.126.156.0/22 55827 UNKNOWN 27.126.156.0/23 55827 UNKNOWN 27.126.158.0/23 55827 UNKNOWN 31.217.248.0/23 209372 IPMEN, GB 31.217.250.0/23 209372 IPMEN, GB 31.217.252.0/23 209372 IPMEN, GB 31.217.254.0/23 209372 IPMEN, GB 37.77.148.0/23 209372 IPMEN, GB Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:10 /9:11 /10:39 /11:100 /12:290 /13:578 /14:1159 /15:1918 /16:13303 /17:8026 /18:13756 /19:25616 /20:40072 /21:47421 /22:97808 /23:79723 /24:452759 /25:1312 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 4648 5688 UNI2-AS, ES 31334 3152 3298 KABELDEUTSCHLAND-AS, DE 7155 3147 4055 VIASAT-SP-BACKBONE - ViaSat,Inc., US 6327 3145 3358 SHAW - Shaw Communications Inc., CA 11492 2953 3800 CABLEONE - CABLE ONE, INC., US 39891 2946 4034 ALJAWWALSTC-AS, SA 22773 2722 3502 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 8551 2252 2793 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11830 2034 2687 Instituto Costarricense de Electricidad y Telec 8151 2018 6238 Uninet S.A. de C.V., MX Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1550 2:1125 3:12 4:21 5:3149 6:48 8:1365 9:1 12:1796 13:472 14:2190 15:54 16:9 17:276 18:79 20:56 23:3112 24:2597 25:4 27:2494 31:2785 32:104 35:37 36:928 37:3200 38:1799 39:311 40:133 41:3414 42:849 43:2104 44:188 45:12232 46:3251 47:270 49:1410 50:1135 51:343 52:1107 54:268 55:715 56:6 57:47 58:2047 59:1163 60:663 61:2224 62:2132 63:1913 64:5002 65:2306 66:4811 67:2744 68:1218 69:3598 70:1388 71:671 72:2755 74:2680 75:1421 76:661 77:2553 78:1956 79:2196 80:1810 81:1520 82:1190 83:971 84:1207 85:2457 86:581 87:1625 88:1051 89:2599 90:251 91:7361 92:1462 93:2450 94:2571 95:3672 96:932 97:340 98:957 99:962 100:82 101:1093 102:693 103:22682 104:3599 105:366 106:830 107:1818 108:686 109:3454 110:1818 111:1977 112:1570 113:1380 114:1451 115:1823 116:1818 117:2031 118:2163 119:1689 120:936 121:1036 122:2309 123:1908 124:1536 125:2006 128:1395 129:884 130:565 131:1820 132:769 133:251 134:1160 135:272 136:592 137:856 138:2167 139:964 140:652 141:849 142:807 143:1087 144:935 145:290 146:1455 147:973 148:1885 149:1033 150:839 151:1280 152:1450 153:369 154:4375 155:877 156:2917 157:1064 158:712 159:1963 160:1663 161:1036 162:3021 163:863 164:1290 165:1192 166:536 167:1448 168:3566 169:487 170:4202 171:701 172:1828 173:2293 174:1033 175:996 176:2647 177:4127 178:2729 179:1448 180:2167 181:2392 182:2821 183:1094 184:2287 185:15679 186:3773 187:2531 188:3450 189:2098 190:8319 191:1495 192:10136 193:7056 194:5642 195:4220 196:3263 197:1916 198:6095 199:5931 200:7166 201:5166 202:10425 203:10196 204:4583 205:3078 206:3255 207:3256 208:3986 209:4331 210:3992 211:2001 212:3299 213:2975 214:1165 215:54 216:5837 217:2275 218:905 219:610 220:1980 221:950 222:1019 223:1406 End of report