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 25 Nov, 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: 947127 Prefixes after maximum aggregation (per Origin AS): 355132 Deaggregation factor: 2.67 Unique aggregates announced (without unneeded subnets): 454397 Number of IPv4 prefixes with a valid ROA: 438963 Number of IPv4 prefixes with an invalid ROA: 5 Number of IPv4 prefixes with no ROA: 508158 Total ASes present in the Internet Routing Table: 75035 Prefixes per ASN: 12.62 Origin-only ASes present in the Internet Routing Table: 64457 Origin ASes announcing only one prefix: 26039 Transit ASes present in the Internet Routing Table: 10578 Transit-only ASes present in the Internet Routing Table: 478 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: 103 Max AS path prepend of ASN (149381) 100 Prefixes from unregistered ASNs in the Routing Table: 1003 Number of instances of unregistered ASNs: 1003 Number of 32-bit ASNs allocated by the RIRs: 43102 Number of 32-bit ASNs visible in the Routing Table: 35416 Prefixes from 32-bit ASNs in the Routing Table: 182344 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: 403 Number of addresses announced to Internet: 3048489984 Equivalent to 181 /8s, 180 /16s and 68 /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: 319181 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 245553 Total APNIC prefixes after maximum aggregation: 70798 APNIC Deaggregation factor: 3.47 Prefixes being announced from the APNIC address blocks: 238933 Unique aggregates announced from the APNIC address blocks: 98979 APNIC Region origin ASes present in the Internet Routing Table: 13719 APNIC Prefixes per ASN: 17.42 APNIC Region origin ASes announcing only one prefix: 4126 APNIC Region transit ASes present in the Internet Routing Table: 1845 Average APNIC Region AS path length visible: 5.5 Max APNIC Region AS path length visible: 103 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9076 Number of APNIC addresses announced to Internet: 771259712 Equivalent to 45 /8s, 248 /16s and 125 /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: 275425 Total ARIN prefixes after maximum aggregation: 124045 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 280259 Unique aggregates announced from the ARIN address blocks: 132448 ARIN Region origin ASes present in the Internet Routing Table: 19078 ARIN Prefixes per ASN: 14.69 ARIN Region origin ASes announcing only one prefix: 6947 ARIN Region transit ASes present in the Internet Routing Table: 1958 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: 4833 Number of ARIN addresses announced to Internet: 1276296512 Equivalent to 76 /8s, 18 /16s and 189 /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: 265358 Total RIPE prefixes after maximum aggregation: 124910 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 259840 Unique aggregates announced from the RIPE address blocks: 160562 RIPE Region origin ASes present in the Internet Routing Table: 28504 RIPE Prefixes per ASN: 9.12 RIPE Region origin ASes announcing only one prefix: 12072 RIPE Region transit ASes present in the Internet Routing Table: 3893 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: 11457 Number of RIPE addresses announced to Internet: 714747008 Equivalent to 42 /8s, 154 /16s and 44 /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: 128138 Total LACNIC prefixes after maximum aggregation: 28662 LACNIC Deaggregation factor: 4.47 Prefixes being announced from the LACNIC address blocks: 126754 Unique aggregates announced from the LACNIC address blocks: 49276 LACNIC Region origin ASes present in the Internet Routing Table: 11057 LACNIC Prefixes per ASN: 11.46 LACNIC Region origin ASes announcing only one prefix: 2293 LACNIC Region transit ASes present in the Internet Routing Table: 2343 Average LACNIC Region AS path length visible: 5.6 Max LACNIC Region AS path length visible: 43 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8900 Number of LACNIC addresses announced to Internet: 178382848 Equivalent to 10 /8s, 161 /16s and 232 /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: 31650 Total AfriNIC prefixes after maximum aggregation: 6030 AfriNIC Deaggregation factor: 5.25 Prefixes being announced from the AfriNIC address blocks: 40938 Unique aggregates announced from the AfriNIC address blocks: 12810 AfriNIC Region origin ASes present in the Internet Routing Table: 1810 AfriNIC Prefixes per ASN: 22.62 AfriNIC Region origin ASes announcing only one prefix: 601 AfriNIC Region transit ASes present in the Internet Routing Table: 339 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: 1150 Number of AfriNIC addresses announced to Internet: 107485952 Equivalent to 6 /8s, 104 /16s and 27 /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 9723 8729 41 CHINAMOBILE-CN China Mobile Communicati 7545 5683 785 693 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4336 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3836 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3569 1047 70 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3264 1872 98 VNPT-AS-VN VNPT Corp, VN 9498 3123 494 246 BBIL-AP BHARTI Airtel Ltd., IN 24560 2617 852 368 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2231 11258 587 KIXS-AS-KR Korea Telecom, KR 4755 2166 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 9298 11135 3309 AMAZON-02, US 11492 4559 302 677 CABLEONE, US 7155 4166 288 98 VIASAT-SP-BACKBONE, US 6327 3558 1320 67 SHAW, CA 22773 3513 3055 302 ASN-CXA-ALL-CCI-22773-RDC, US 749 3159 54932 2411 DNIC-AS-00749, US 16625 3147 1395 2309 AKAMAI-AS, US 367 3008 3828 1415 DNIC-ASBLK-00306-00371, US 396982 2721 3631 373 GOOGLE-CLOUD-PLATFORM, US 7018 2592 23619 1606 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 7470 1714 146 UNI2-AS, ES 39891 4570 271 54 ALJAWWALSTC-AS, SA 20940 4007 3397 142 AKAMAI-ASN1, NL 9009 3469 299 1613 M247, RO 8551 3433 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2860 2296 918 ROSTELECOM-AS, RU 34984 2320 361 588 TELLCOM-AS, TR 58224 1614 896 588 TCI, IR 13188 1607 100 26 TRIOLAN, UA 8452 1530 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 12084 3376 604 UNINET, MX 10620 3526 499 871 Telmex Colombia S.A., CO 13999 2469 337 645 Mega Cable, S.A. de C.V., MX 11830 2009 369 64 Instituto Costarricense de Electricidad 28573 1327 2320 246 Claro NXT Telecomunicacoes Ltda, BR 3816 1302 781 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1250 342 505 Axtel, S.A.B. de C.V., MX 28202 1087 52 9 Rede Brasileira de Comunicacao SA, BR 6147 1082 369 22 Telefonica del Peru S.A.A., PE 11664 1081 173 433 Techtel LMDS Comunicaciones Interactiva 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 1600 389 16 LINKdotNET-AS, EG 24835 1548 545 28 RAYA-AS, EG 36992 1358 1518 280 ETISALAT-MISR, EG 36903 1248 553 98 MT-MPLS, MA 29571 1045 67 53 ORANGE-COTE-IVOIRE, CI 36935 935 521 43 Vodafone-, EG 6713 550 1861 34 IAM-AS, MA 37457 547 316 43 Telkom-Internet, ZA 15399 518 54 44 WANANCHI-, KE 37342 511 32 1 MOVITEL, MZ 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 12084 3376 604 UNINET, MX 9808 9723 8729 41 CHINAMOBILE-CN China Mobile Communicati 16509 9298 11135 3309 AMAZON-02, US 12479 7470 1714 146 UNI2-AS, ES 7545 5683 785 693 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 271 54 ALJAWWALSTC-AS, SA 11492 4559 302 677 CABLEONE, US 18403 4336 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4166 288 98 VIASAT-SP-BACKBONE, US 20940 4007 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 9723 9682 CHINAMOBILE-CN China Mobile Communications Grou 12479 7470 7324 UNI2-AS, ES 16509 9298 5989 AMAZON-02, US 7545 5683 4990 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4570 4516 ALJAWWALSTC-AS, SA 18403 4336 4311 FPT-AS-AP FPT Telecom Company, VN 7155 4166 4068 VIASAT-SP-BACKBONE, US 11492 4559 3882 CABLEONE, US 20940 4007 3865 AKAMAI-ASN1, NL 7552 3836 3816 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 23.176.160.0/24 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 41.57.124.0/22 Origin: 37442 RESERVED, ZZ 41.57.124.0/22 Transit: 37204 TELONE, ZW 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 /15:2107 /16:13493 /17:8320 /18:13972 /19:25132 /20:43976 /21:52163 /22:111536 /23:102856 /24:570882 /25:84 /26:63 /27:135 /28:38 /29:90 /30:19 /31:5 /32:19 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6564 7470 UNI2-AS, ES 8151 6107 12084 UNINET, MX 11492 3472 4559 CABLEONE, US 6327 3367 3558 SHAW, CA 39891 3324 4570 ALJAWWALSTC-AS, SA 7155 3115 4166 VIASAT-SP-BACKBONE, US 8551 2910 3433 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2565 3513 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2136 2481 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2119 3526 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) ---------------------------------------------- 1:2228 2:1430 3:275 4:7 5:4466 6:161 7:6 8:1505 9:1 11:172 12:1494 13:375 14:2326 15:300 16:206 17:368 18:679 20:337 21:4 22:188 23:6509 24:2957 25:2 27:2645 29:19 31:2577 32:64 34:33 35:117 36:2030 37:4473 38:5742 39:879 40:147 41:4167 42:2068 43:2323 44:331 45:17289 46:4434 47:373 49:1860 50:1892 51:575 52:1590 54:393 55:876 56:5 57:136 58:1892 59:1104 60:1011 61:2518 62:2806 63:1907 64:5632 65:2371 66:5101 67:3092 68:1358 69:4139 70:1344 71:613 72:2997 74:2652 75:1595 76:620 77:2450 78:1840 79:3023 80:2131 81:1855 82:1525 83:1323 84:1619 85:3011 86:781 87:2052 88:1289 89:3973 90:632 91:7989 92:2146 93:2658 94:3616 95:4011 96:1298 97:316 98:1083 99:738 100:96 101:1415 102:3231 103:32332 104:4791 105:991 106:970 107:2749 108:1145 109:4236 110:2114 111:3133 112:2080 113:1702 114:1725 115:2061 116:1961 117:2560 118:2734 119:1963 120:1754 121:1213 122:2645 123:2205 124:1579 125:2740 128:1509 129:921 130:1072 131:2069 132:880 133:407 134:1704 135:341 136:921 137:1191 138:2877 139:1570 140:1336 141:1342 142:1558 143:1566 144:982 145:343 146:1999 147:1640 148:2454 149:2309 150:1013 151:1256 152:1858 153:595 154:5301 155:1386 156:2118 157:1364 158:1052 159:2216 160:2652 161:1609 162:3572 163:1636 164:1663 165:1921 166:1098 167:1779 168:4021 169:805 170:4913 171:974 172:3768 173:3024 174:954 175:1233 176:3690 177:5462 178:3555 179:2424 180:2267 181:3638 182:3251 183:2000 184:2253 185:20694 186:5114 187:4706 188:4200 189:4305 190:9378 191:1904 192:11026 193:9018 194:7371 195:5295 196:3179 197:2552 198:5996 199:6535 200:8232 201:6369 202:10470 203:10144 204:4589 205:3611 206:4441 207:3489 208:4119 209:4913 210:4311 211:2452 212:4288 213:3412 214:1110 215:72 216:6761 217:2857 218:1307 219:412 220:1799 221:1004 222:684 223:2181 End of report