This is an automated weekly mailing describing the state of the IPv4 Research & Education Routing Table received by NSRC's collector from Guam's network. Daily listings are sent to ren-bgp-stats-all@lists.nsrc.org. For historical data, please see https://bgp.nsrc.org. If you have any comments please contact Philip Smith . IPv4 R&E Routing Table Report 21:25 GMT Sat 16 Dec, 2023 IPv4 BGP Table (Global) as seen at Guam. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/Guam/ Analysis Summary ---------------- BGP routing table entries examined: 949435 Prefixes after maximum aggregation (per Origin AS): 356340 Deaggregation factor: 2.66 Unique aggregates announced (without unneeded subnets): 455579 Number of IPv4 prefixes with a valid ROA: 444859 Number of IPv4 prefixes with an invalid ROA: 6 Number of IPv4 prefixes with no ROA: 504570 Total ASes present in the Internet Routing Table: 75132 Prefixes per ASN: 12.64 Origin-only ASes present in the Internet Routing Table: 64508 Origin ASes announcing only one prefix: 26100 Transit ASes present in the Internet Routing Table: 10624 Transit-only ASes present in the Internet Routing Table: 477 Paths with bogon ASNs present in the IPv4 Routing Table: 10 Average AS path length visible in the Internet Routing Table: 5.1 Max AS path length visible: 38 Max AS path prepend of ASN (203217) 33 Prefixes from unregistered ASNs in the Routing Table: 1023 Number of instances of unregistered ASNs: 1023 Number of 32-bit ASNs allocated by the RIRs: 43229 Number of 32-bit ASNs visible in the Routing Table: 35553 Prefixes from 32-bit ASNs in the Routing Table: 183136 Number of bogon 32-bit ASNs visible in the Routing Table: 6 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 406 Number of addresses announced to Internet: 3047515648 Equivalent to 181 /8s, 165 /16s and 102 /24s Percentage of available address space announced: 82.3 Percentage of allocated address space announced: 82.3 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.6 Total number of prefixes smaller than registry allocations: 319771 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 246636 Total APNIC prefixes after maximum aggregation: 71337 APNIC Deaggregation factor: 3.46 Prefixes being announced from the APNIC address blocks: 239814 Unique aggregates announced from the APNIC address blocks: 99398 APNIC Region origin ASes present in the Internet Routing Table: 13794 APNIC Prefixes per ASN: 17.39 APNIC Region origin ASes announcing only one prefix: 4158 APNIC Region transit ASes present in the Internet Routing Table: 1855 Average APNIC Region AS path length visible: 5.5 Max APNIC Region AS path length visible: 33 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9160 Number of APNIC addresses announced to Internet: 770290752 Equivalent to 45 /8s, 233 /16s and 180 /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, 131072-153913 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: 275693 Total ARIN prefixes after maximum aggregation: 124487 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 280540 Unique aggregates announced from the ARIN address blocks: 132817 ARIN Region origin ASes present in the Internet Routing Table: 19073 ARIN Prefixes per ASN: 14.71 ARIN Region origin ASes announcing only one prefix: 6943 ARIN Region transit ASes present in the Internet Routing Table: 1950 Average ARIN Region AS path length visible: 4.8 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4828 Number of ARIN addresses announced to Internet: 1275965248 Equivalent to 76 /8s, 13 /16s and 175 /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, 393216-401308 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: 265658 Total RIPE prefixes after maximum aggregation: 125095 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 260219 Unique aggregates announced from the RIPE address blocks: 160862 RIPE Region origin ASes present in the Internet Routing Table: 28530 RIPE Prefixes per ASN: 9.12 RIPE Region origin ASes announcing only one prefix: 12089 RIPE Region transit ASes present in the Internet Routing Table: 3904 Average RIPE Region AS path length visible: 4.8 Max RIPE Region AS path length visible: 38 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11501 Number of RIPE addresses announced to Internet: 714692992 Equivalent to 42 /8s, 153 /16s and 89 /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 196608-216475 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: 128480 Total LACNIC prefixes after maximum aggregation: 28678 LACNIC Deaggregation factor: 4.48 Prefixes being announced from the LACNIC address blocks: 127046 Unique aggregates announced from the LACNIC address blocks: 49331 LACNIC Region origin ASes present in the Internet Routing Table: 11061 LACNIC Prefixes per ASN: 11.49 LACNIC Region origin ASes announcing only one prefix: 2302 LACNIC Region transit ASes present in the Internet Routing Table: 2393 Average LACNIC Region AS path length visible: 5.6 Max LACNIC Region AS path length visible: 38 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8910 Number of LACNIC addresses announced to Internet: 178352896 Equivalent to 10 /8s, 161 /16s and 115 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-273820 + 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: 31945 Total AfriNIC prefixes after maximum aggregation: 6034 AfriNIC Deaggregation factor: 5.29 Prefixes being announced from the AfriNIC address blocks: 41410 Unique aggregates announced from the AfriNIC address blocks: 12844 AfriNIC Region origin ASes present in the Internet Routing Table: 1811 AfriNIC Prefixes per ASN: 22.87 AfriNIC Region origin ASes announcing only one prefix: 608 AfriNIC Region transit ASes present in the Internet Routing Table: 341 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1154 Number of AfriNIC addresses announced to Internet: 107900160 Equivalent to 6 /8s, 110 /16s and 109 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & 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 9808 9763 8731 43 CHINAMOBILE-CN China Mobile Communicati 7545 5674 784 687 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4440 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3832 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3581 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3351 1872 98 VNPT-AS-VN VNPT Corp, VN 9498 3257 494 250 BBIL-AP BHARTI Airtel Ltd., IN 24560 2644 854 364 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2231 11258 587 KIXS-AS-KR Korea Telecom, KR 4755 2161 442 195 TATACOMM-AS TATA Communications formerl Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 9312 11166 3425 AMAZON-02, US 11492 4562 303 680 CABLEONE, US 7155 4167 288 96 VIASAT-SP-BACKBONE, US 6327 3567 1320 69 SHAW, CA 22773 3483 3055 299 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3188 1418 2329 AKAMAI-AS, US 749 3163 54930 2415 DNIC-AS-00749, US 367 2938 3835 1402 DNIC-ASBLK-00306-00371, US 396982 2736 3637 383 GOOGLE-CLOUD-PLATFORM, US 7018 2580 23628 1597 ATT-INTERNET4, US Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 7591 1714 146 UNI2-AS, ES 39891 4570 271 54 ALJAWWALSTC-AS, SA 20940 4009 3397 142 AKAMAI-ASN1, NL 9009 3497 300 1630 M247, RO 8551 3361 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2882 2300 909 ROSTELECOM-AS, RU 34984 2325 360 589 TELLCOM-AS, TR 13188 1607 100 26 TRIOLAN, UA 58224 1595 888 593 TCI, IR 8452 1539 1852 14 TE-AS TE-AS, EG Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 12138 3379 596 UNINET, MX 10620 3518 496 885 Telmex Colombia S.A., CO 13999 2477 338 629 Mega Cable, S.A. de C.V., MX 11830 2005 369 64 Instituto Costarricense de Electricidad 28573 1345 2318 237 Claro NXT Telecomunicacoes Ltda, BR 3816 1306 787 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1245 341 503 Axtel, S.A.B. de C.V., MX 28202 1103 52 9 Rede Brasileira de Comunicacao SA, BR 11664 1093 177 428 Techtel LMDS Comunicaciones Interactiva 6147 1085 369 22 Telefonica del Peru S.A.A., PE Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1596 389 16 LINKdotNET-AS, EG 24835 1548 545 28 RAYA-AS, EG 36992 1359 1518 280 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1049 68 52 ORANGE-COTE-IVOIRE, CI 36935 936 521 43 Vodafone-, EG 37457 555 316 43 Telkom-Internet, ZA 6713 551 1861 34 IAM-AS, MA 36914 538 82 3 KENET-AS, KE 15399 533 56 53 WANANCHI-, KE Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 12138 3379 596 UNINET, MX 9808 9763 8731 43 CHINAMOBILE-CN China Mobile Communicati 16509 9312 11166 3425 AMAZON-02, US 12479 7591 1714 146 UNI2-AS, ES 7545 5674 784 687 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 271 54 ALJAWWALSTC-AS, SA 11492 4562 303 680 CABLEONE, US 18403 4440 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4167 288 96 VIASAT-SP-BACKBONE, US 20940 4009 3397 142 AKAMAI-ASN1, NL Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9763 9720 CHINAMOBILE-CN China Mobile Communications Grou 12479 7591 7445 UNI2-AS, ES 16509 9312 5887 AMAZON-02, US 7545 5674 4987 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 4516 ALJAWWALSTC-AS, SA 18403 4440 4415 FPT-AS-AP FPT Telecom Company, VN 7155 4167 4071 VIASAT-SP-BACKBONE, US 11492 4562 3882 CABLEONE, US 20940 4009 3867 AKAMAI-ASN1, NL 7552 3832 3812 VIETEL-AS-AP Viettel Group, VN Complete listing at https://bgp.nsrc.org/REN/Guam/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 33492 UNALLOCATED 8.6.184.0/23 33650 COMCAST-33650, US 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US 393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US 396894 UNALLOCATED 8.28.201.0/24 46887 LIGHTOWER, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US Complete listing at https://bgp.nsrc.org/REN/Guam/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 192.88.99.0/24 6939 HURRICANE, US Complete listing at https://bgp.nsrc.org/REN/Guam/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 RESERVED, ZZ 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 23.168.8.0/24 Origin: 19651 TTLL, CA 23.168.8.0/24 Transit: 6939 HURRICANE, US 23.176.160.0/24 Origin: 397327 RESERVED, ZZ 23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US 23.189.192.0/24 Origin: 27593 RESERVED, ZZ 23.189.192.0/24 Transit: 174 COGENT-174, US Complete listing at https://bgp.nsrc.org/REN/Guam/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 /8:16 /9:14 /10:37 /11:99 /12:299 /13:580 /14:1192 /15:2105 /16:13484 /17:8290 /18:13972 /19:25193 /20:44032 /21:52193 /22:111608 /23:103079 /24:572789 /25:85 /26:62 /27:134 /28:39 /29:90 /30:19 /31:6 /32:18 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6677 7591 UNI2-AS, ES 8151 6157 12138 UNINET, MX 11492 3476 4562 CABLEONE, US 6327 3371 3567 SHAW, CA 39891 3324 4570 ALJAWWALSTC-AS, SA 7155 3113 4167 VIASAT-SP-BACKBONE, US 8551 2838 3361 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2536 3483 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2135 2480 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2121 3518 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/Guam/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2236 2:1417 3:282 4:7 5:4466 6:162 7:6 8:1509 9:1 11:172 12:1490 13:372 14:2324 15:303 16:204 17:361 18:692 20:362 21:4 22:188 23:6590 24:2991 25:2 27:2643 29:19 31:2576 32:62 34:36 35:118 36:2087 37:4518 38:5816 39:882 40:145 41:4298 42:2142 43:2327 44:332 45:17327 46:4455 47:286 49:1898 50:1899 51:575 52:1592 54:381 55:875 56:5 57:134 58:1919 59:1106 60:1010 61:2523 62:2823 63:1917 64:5667 65:2369 66:5068 67:3092 68:1334 69:4071 70:1328 71:616 72:3001 74:2665 75:1585 76:622 77:2454 78:1835 79:3010 80:2129 81:1887 82:1535 83:1336 84:1617 85:3012 86:786 87:2082 88:1282 89:3974 90:651 91:8003 92:2187 93:2652 94:3625 95:4019 96:1297 97:316 98:1017 99:746 100:95 101:1139 102:3253 103:32421 104:4795 105:1002 106:976 107:2755 108:1141 109:4206 110:2118 111:3153 112:2082 113:1725 114:1753 115:2043 116:1971 117:2563 118:2747 119:1962 120:1754 121:1253 122:2666 123:2201 124:1595 125:2758 128:1507 129:916 130:1081 131:2073 132:879 133:411 134:1707 135:336 136:916 137:1138 138:2880 139:1562 140:1330 141:1362 142:1562 143:1566 144:984 145:336 146:2008 147:1652 148:2456 149:2403 150:1026 151:1283 152:1852 153:599 154:5404 155:1373 156:2120 157:1375 158:1090 159:2211 160:2676 161:1622 162:3600 163:1642 164:1648 165:1920 166:1085 167:1758 168:4005 169:798 170:4925 171:973 172:3761 173:3049 174:899 175:1235 176:3671 177:5454 178:3547 179:2453 180:2346 181:3712 182:3412 183:2000 184:2265 185:20715 186:5094 187:4678 188:4124 189:4254 190:9525 191:1955 192:11010 193:9025 194:7406 195:5305 196:3183 197:2724 198:5969 199:6791 200:8404 201:6367 202:10377 203:10120 204:4604 205:3633 206:4469 207:3475 208:4116 209:4945 210:4371 211:2487 212:4254 213:3426 214:1116 215:49 216:6809 217:2873 218:1307 219:413 220:1798 221:1019 222:695 223:2186 End of report