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 08 Feb, 2025 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: 993134 Prefixes after maximum aggregation (per Origin AS): 373778 Deaggregation factor: 2.66 Unique aggregates announced (without unneeded subnets): 474201 Number of IPv4 prefixes with a valid ROA: 536560 Number of IPv4 prefixes with an invalid ROA: 21 Number of IPv4 prefixes with no ROA: 456553 Total ASes present in the Internet Routing Table: 76667 Prefixes per ASN: 12.95 Origin-only ASes present in the Internet Routing Table: 65608 Origin ASes announcing only one prefix: 26839 Transit ASes present in the Internet Routing Table: 11059 Transit-only ASes present in the Internet Routing Table: 538 Paths with bogon ASNs present in the IPv4 Routing Table: 104 Average AS path length visible in the Internet Routing Table: 5.4 Max AS path length visible: 61 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1054 Number of instances of unregistered ASNs: 1073 Number of 32-bit ASNs allocated by the RIRs: 46088 Number of 32-bit ASNs visible in the Routing Table: 37810 Prefixes from 32-bit ASNs in the Routing Table: 200541 Number of bogon 32-bit ASNs visible in the Routing Table: 51 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 367 Number of addresses announced to Internet: 3117201472 Equivalent to 185 /8s, 204 /16s and 184 /24s Percentage of available address space announced: 84.2 Percentage of allocated address space announced: 84.2 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: 323044 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 266579 Total APNIC prefixes after maximum aggregation: 77216 APNIC Deaggregation factor: 3.45 Prefixes being announced from the APNIC address blocks: 258059 Unique aggregates announced from the APNIC address blocks: 102796 APNIC Region origin ASes present in the Internet Routing Table: 14573 APNIC Prefixes per ASN: 17.71 APNIC Region origin ASes announcing only one prefix: 4433 APNIC Region transit ASes present in the Internet Routing Table: 1974 Average APNIC Region AS path length visible: 5.3 Max APNIC Region AS path length visible: 39 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10006 Number of APNIC addresses announced to Internet: 758656832 Equivalent to 45 /8s, 56 /16s and 47 /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: 289738 Total ARIN prefixes after maximum aggregation: 127468 ARIN Deaggregation factor: 2.27 Prefixes being announced from the ARIN address blocks: 291309 Unique aggregates announced from the ARIN address blocks: 135159 ARIN Region origin ASes present in the Internet Routing Table: 19216 ARIN Prefixes per ASN: 15.16 ARIN Region origin ASes announcing only one prefix: 7017 ARIN Region transit ASes present in the Internet Routing Table: 1997 Average ARIN Region AS path length visible: 4.9 Max ARIN Region AS path length visible: 34 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5142 Number of ARIN addresses announced to Internet: 1343509824 Equivalent to 80 /8s, 20 /16s and 85 /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, 393216-402332 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, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8, 55/8, 56/8, 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: 275636 Total RIPE prefixes after maximum aggregation: 132133 RIPE Deaggregation factor: 2.09 Prefixes being announced from the RIPE address blocks: 272710 Unique aggregates announced from the RIPE address blocks: 171741 RIPE Region origin ASes present in the Internet Routing Table: 28861 RIPE Prefixes per ASN: 9.45 RIPE Region origin ASes announcing only one prefix: 12058 RIPE Region transit ASes present in the Internet Routing Table: 4004 Average RIPE Region AS path length visible: 5.5 Max RIPE Region AS path length visible: 30 Number of RIPE region 32-bit ASNs visible in the Routing Table: 12268 Number of RIPE addresses announced to Internet: 732546944 Equivalent to 43 /8s, 169 /16s and 199 /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, 53/8, 57/8, 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: 124214 Total LACNIC prefixes after maximum aggregation: 29479 LACNIC Deaggregation factor: 4.21 Prefixes being announced from the LACNIC address blocks: 121457 Unique aggregates announced from the LACNIC address blocks: 48884 LACNIC Region origin ASes present in the Internet Routing Table: 11199 LACNIC Prefixes per ASN: 10.85 LACNIC Region origin ASes announcing only one prefix: 2661 LACNIC Region transit ASes present in the Internet Routing Table: 2505 Average LACNIC Region AS path length visible: 6.1 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9132 Number of LACNIC addresses announced to Internet: 177890880 Equivalent to 10 /8s, 154 /16s and 102 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-274844 + 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: 35913 Total AfriNIC prefixes after maximum aggregation: 6816 AfriNIC Deaggregation factor: 5.27 Prefixes being announced from the AfriNIC address blocks: 49232 Unique aggregates announced from the AfriNIC address blocks: 15320 AfriNIC Region origin ASes present in the Internet Routing Table: 1901 AfriNIC Prefixes per ASN: 25.90 AfriNIC Region origin ASes announcing only one prefix: 670 AfriNIC Region transit ASes present in the Internet Routing Table: 378 Average AfriNIC Region AS path length visible: 6.0 Max AfriNIC Region AS path length visible: 61 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1262 Number of AfriNIC addresses announced to Internet: 104386560 Equivalent to 6 /8s, 56 /16s and 208 /24s AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers AfriNIC Address Blocks 41/8, 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 10427 8913 145 CHINAMOBILE-CN China Mobile Communication 7545 6204 843 659 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4884 4192 75 ERX-CERNET-BKB China Education and Resear 18403 4243 347 25 FPT-AS-AP FPT Telecom Company, VN 9498 4203 529 271 BBIL-AP BHARTI Airtel Ltd., IN 45899 4165 1874 55 VNPT-AS-VN VNPT Corp, VN 7552 3946 1331 26 VIETEL-AS-AP Viettel Group, VN 7713 3672 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones 24560 2840 854 531 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd., 45090 2197 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer 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 12743 38947 3733 AMAZON-02, US 174 5529 8758 886 COGENT-174, US 11492 4698 312 553 CABLEONE, US 7155 4184 287 87 VIASAT-SP-BACKBONE, US 6327 3623 1320 81 SHAW, CA 22773 3383 3033 187 ASN-CXA-ALL-CCI-22773-RDC, US 749 3259 54879 2506 DNIC-AS-00749, US 16625 2958 1271 2170 AKAMAI-AS, US 396982 2919 3659 444 GOOGLE-CLOUD-PLATFORM, US 30036 2581 359 276 MEDIACOM-ENTERPRISE-BUSINESS, 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 7743 1713 145 UNI2-AS, ES 39891 4797 293 62 ALJAWWALSTC-AS, SA 20940 3939 3396 141 AKAMAI-ASN1, NL 9009 3734 321 1916 M247, RO 12389 2989 2302 890 ROSTELECOM-AS, RU 5384 2445 585 30 EMIRATES-INTERNET Emirates Internet, AE 34984 2370 361 581 TELLCOM-AS, TR 212238 1921 139 1416 CDNEXT, GB 8452 1614 1852 14 TE-AS TE-AS, EG 13188 1607 100 26 TRIOLAN, UA 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 11716 3224 604 UNINET, MX 10620 3543 492 951 Telmex Colombia S.A., CO 13999 2512 539 366 Mega Cable, S.A. de C.V., MX 11830 1991 369 64 Instituto Costarricense de Electricidad y 28573 1335 2437 265 Claro NXT Telecomunicacoes Ltda, BR 3816 1328 777 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC, 6503 1134 374 163 Axtel, S.A.B. de C.V., MX 6147 1105 371 22 Telefonica del Peru S.A.A., PE 22884 1072 98 375 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M 26615 1010 2503 53 TIM SA, BR 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 24835 1682 601 30 RAYA-AS, EG 24863 1646 389 17 LINKdotNET-AS, EG 29571 1538 97 99 ORANGE-COTE-IVOIRE, CI 36992 1425 1518 286 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 36935 1002 521 42 Vodafone-, EG 20011 978 180 282 INTERNET-SOLUTIONS, ZA 37069 849 1083 15 MOBINIL, EG 6713 557 1861 35 IAM-AS, MA 36914 550 82 3 KENET-AS, 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 16509 12743 38947 3733 AMAZON-02, US 8151 11716 3224 604 UNINET, MX 9808 10427 8913 145 CHINAMOBILE-CN China Mobile Communication 12479 7743 1713 145 UNI2-AS, ES 7545 6204 843 659 TPG-INTERNET-AP TPG Telecom Limited, AU 174 5529 8758 886 COGENT-174, US 4538 4884 4192 75 ERX-CERNET-BKB China Education and Resear 39891 4797 293 62 ALJAWWALSTC-AS, SA 11492 4698 312 553 CABLEONE, US 18403 4243 347 25 FPT-AS-AP FPT Telecom Company, VN Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 8151 11716 11112 UNINET, MX 9808 10427 10282 CHINAMOBILE-CN China Mobile Communications Grou 12479 7743 7598 UNI2-AS, ES 7545 6204 5545 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4884 4809 ERX-CERNET-BKB China Education and Research Net 39891 4797 4735 ALJAWWALSTC-AS, SA 174 5529 4643 COGENT-174, US 18403 4243 4218 FPT-AS-AP FPT Telecom Company, VN 11492 4698 4145 CABLEONE, US 45899 4165 4110 VNPT-AS-VN VNPT Corp, 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 400866 UNALLOCATED 2.59.148.0/23 21859 ZEN-ECN, US 22542 UNALLOCATED 8.7.205.0/24 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-D 40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US 53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US 393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, 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 23.133.205.0/24 Origin: 23506 TMW, US 23.133.205.0/24 Transit: 215828 TMW-GLOBAL-NETWORKS TMW Global Networks, 23.140.16.0/24 Origin: 63371 RESERVED, ZZ 23.140.16.0/24 Transit: 3356 LEVEL3, US 23.140.48.0/24 Origin: 63371 RESERVED, ZZ 23.140.48.0/24 Transit: 7018 ATT-INTERNET4, US 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 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 /9:16 /10:42 /11:93 /12:308 /13:587 /14:1228 /15:2188 /16:14033 /17:8480 /18:14487 /19:25226 /20:45774 /21:53324 /22:113897 /23:103474 /24:609262 /25:98 /26:109 /27:104 /28:22 /29:73 /30:10 /31:0 /32:283 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6704 7743 UNI2-AS, ES 8151 5926 11716 UNINET, MX 11492 3555 4698 CABLEONE, US 39891 3489 4797 ALJAWWALSTC-AS, SA 6327 3418 3623 SHAW, CA 7155 3132 4184 VIASAT-SP-BACKBONE, US 22773 2516 3383 ASN-CXA-ALL-CCI-22773-RDC, US 16509 2266 12743 AMAZON-02, US 30036 2241 2581 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2183 3543 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) ---------------------------------------------- 1:2340 2:1660 3:570 4:11 5:4575 6:165 7:6 8:1563 9:1 11:172 12:1383 13:353 14:2559 15:348 16:270 17:362 18:916 20:463 21:4 22:188 23:7288 24:2731 25:2 27:2789 29:19 31:3207 32:41 34:81 35:203 36:2434 37:4657 38:9855 39:903 40:152 41:4270 42:1952 43:2626 44:348 45:18429 46:5030 47:313 49:2001 50:1883 51:589 52:1573 54:306 55:1098 56:9 57:245 58:2328 59:1255 60:1192 61:2902 62:2951 63:1830 64:5516 65:2208 66:4646 67:3028 68:1119 69:4004 70:1116 71:616 72:2854 74:2791 75:1639 76:628 77:2617 78:1854 79:1714 80:2251 81:2065 82:2290 83:1452 84:1803 85:3305 86:1114 87:2453 88:1281 89:4326 90:756 91:8364 92:2862 93:2861 94:4037 95:4195 96:1292 97:308 98:973 99:736 100:70 101:1404 102:3824 103:32704 104:4664 105:1115 106:1022 107:2613 108:1197 109:4113 110:2223 111:3402 112:2072 113:1843 114:1952 115:2255 116:2069 117:2791 118:2874 119:1988 120:1945 121:1438 122:2779 123:2207 124:1697 125:2929 126:94 128:1646 129:980 130:1299 131:1890 132:789 133:450 134:1533 135:323 136:1336 137:1272 138:2916 139:1661 140:1561 141:1482 142:1824 143:1615 144:1046 145:461 146:2153 147:2065 148:2601 149:2938 150:1198 151:1657 152:2159 153:570 154:8195 155:1607 156:3580 157:1880 158:1257 159:2434 160:3558 161:1861 162:3666 163:1809 164:1702 165:2179 166:1359 167:1880 168:4112 169:798 170:5089 171:1012 172:4299 173:3243 174:918 175:1315 176:3623 177:4872 178:3790 179:2245 180:2638 181:3996 182:3395 183:2046 184:2257 185:21562 186:5110 187:4341 188:4229 189:4194 190:9636 191:1521 192:11193 193:9410 194:7888 195:5621 196:3237 197:3725 198:6176 199:8318 200:8079 201:6324 202:10926 203:10808 204:4561 205:3685 206:4662 207:3549 208:4214 209:5154 210:4883 211:2725 212:4574 213:3754 214:1055 215:42 216:6574 217:3282 218:1399 219:577 220:2113 221:1060 222:970 223:2332 End of report