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 12 Aug, 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: 941820 Prefixes after maximum aggregation (per Origin AS): 351362 Deaggregation factor: 2.68 Unique aggregates announced (without unneeded subnets): 452248 Number of IPv4 prefixes with a valid ROA: 426845 Number of IPv4 prefixes with an invalid ROA: 1520 Number of IPv4 prefixes with no ROA: 513455 Total ASes present in the Internet Routing Table: 74726 Prefixes per ASN: 12.60 Origin-only ASes present in the Internet Routing Table: 64309 Origin ASes announcing only one prefix: 25925 Transit ASes present in the Internet Routing Table: 10417 Transit-only ASes present in the Internet Routing Table: 449 Paths with bogon ASNs present in the IPv4 Routing Table: 104 Average AS path length visible in the Internet Routing Table: 5.0 Max AS path length visible: 133 Max AS path prepend of ASN ( 37447) 129 Prefixes from unregistered ASNs in the Routing Table: 1098 Number of instances of unregistered ASNs: 1102 Number of 32-bit ASNs allocated by the RIRs: 42421 Number of 32-bit ASNs visible in the Routing Table: 34956 Prefixes from 32-bit ASNs in the Routing Table: 178469 Number of bogon 32-bit ASNs visible in the Routing Table: 46 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 547 Number of addresses announced to Internet: 3052994048 Equivalent to 181 /8s, 248 /16s and 254 /24s Percentage of available address space announced: 82.5 Percentage of allocated address space announced: 82.5 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: 318787 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 244000 Total APNIC prefixes after maximum aggregation: 69675 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 238006 Unique aggregates announced from the APNIC address blocks: 98541 APNIC Region origin ASes present in the Internet Routing Table: 13554 APNIC Prefixes per ASN: 17.56 APNIC Region origin ASes announcing only one prefix: 3991 APNIC Region transit ASes present in the Internet Routing Table: 1808 Average APNIC Region AS path length visible: 5.0 Max APNIC Region AS path length visible: 27 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8896 Number of APNIC addresses announced to Internet: 773061952 Equivalent to 46 /8s, 19 /16s and 253 /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: 275504 Total ARIN prefixes after maximum aggregation: 123881 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 277356 Unique aggregates announced from the ARIN address blocks: 130847 ARIN Region origin ASes present in the Internet Routing Table: 19100 ARIN Prefixes per ASN: 14.52 ARIN Region origin ASes announcing only one prefix: 6964 ARIN Region transit ASes present in the Internet Routing Table: 1933 Average ARIN Region AS path length visible: 4.7 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4818 Number of ARIN addresses announced to Internet: 1276419904 Equivalent to 76 /8s, 20 /16s and 159 /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: 263359 Total RIPE prefixes after maximum aggregation: 122670 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 260215 Unique aggregates announced from the RIPE address blocks: 159925 RIPE Region origin ASes present in the Internet Routing Table: 28429 RIPE Prefixes per ASN: 9.15 RIPE Region origin ASes announcing only one prefix: 12028 RIPE Region transit ASes present in the Internet Routing Table: 3868 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 35 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11305 Number of RIPE addresses announced to Internet: 716912512 Equivalent to 42 /8s, 187 /16s and 55 /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: 126238 Total LACNIC prefixes after maximum aggregation: 28455 LACNIC Deaggregation factor: 4.44 Prefixes being announced from the LACNIC address blocks: 125213 Unique aggregates announced from the LACNIC address blocks: 49789 LACNIC Region origin ASes present in the Internet Routing Table: 11008 LACNIC Prefixes per ASN: 11.37 LACNIC Region origin ASes announcing only one prefix: 2352 LACNIC Region transit ASes present in the Internet Routing Table: 2316 Average LACNIC Region AS path length visible: 5.4 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8819 Number of LACNIC addresses announced to Internet: 178578432 Equivalent to 10 /8s, 164 /16s and 228 /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: 31621 Total AfriNIC prefixes after maximum aggregation: 5944 AfriNIC Deaggregation factor: 5.32 Prefixes being announced from the AfriNIC address blocks: 40477 Unique aggregates announced from the AfriNIC address blocks: 12688 AfriNIC Region origin ASes present in the Internet Routing Table: 1780 AfriNIC Prefixes per ASN: 22.74 AfriNIC Region origin ASes announcing only one prefix: 590 AfriNIC Region transit ASes present in the Internet Routing Table: 322 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 133 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1118 Number of AfriNIC addresses announced to Internet: 107623424 Equivalent to 6 /8s, 106 /16s and 52 /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 9521 8705 38 CHINAMOBILE-CN China Mobile Communicati 7545 5696 784 687 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4239 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3726 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3595 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3435 1840 97 VNPT-AS-VN VNPT Corp, VN 9498 3071 498 248 BBIL-AP BHARTI Airtel Ltd., IN 24560 2481 843 405 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2305 11270 588 KIXS-AS-KR Korea Telecom, KR 4755 2185 442 201 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 8823 10965 3193 AMAZON-02, US 11492 4522 300 622 CABLEONE, US 7155 4193 288 100 VIASAT-SP-BACKBONE, US 22773 3558 3038 293 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3527 1319 66 SHAW, CA 749 3149 54961 2401 DNIC-AS-00749, US 16625 3095 1513 2326 AKAMAI-AS, US 367 2972 3825 1407 DNIC-ASBLK-00306-00371, US 396982 2684 3596 388 GOOGLE-CLOUD-PLATFORM, US 30036 2498 358 398 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 7339 1713 145 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4119 3399 181 AKAMAI-ASN1, NL 8551 3456 368 33 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2936 2294 913 ROSTELECOM-AS, RU 9009 2671 248 1393 M247, RO 34984 2317 362 602 TELLCOM-AS, TR 58224 1817 944 535 TCI, IR 13188 1607 100 26 TRIOLAN, UA 61317 1558 104 1214 ASDETUK www.heficed.com, US 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 11481 3358 607 UNINET, MX 10620 3530 507 839 Telmex Colombia S.A., CO 13999 2430 362 637 Mega Cable, S.A. de C.V., MX 11830 1995 369 64 Instituto Costarricense de Electricidad 28573 1314 2324 233 Claro NXT Telecomunicacoes Ltda, BR 3816 1302 767 168 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1301 344 509 Axtel, S.A.B. de C.V., MX 6147 1123 370 22 Telefonica del Peru S.A.A., PE 28202 1122 52 9 Rede Brasileira de Comunicacao SA, BR 11664 1112 181 434 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 1588 393 19 LINKdotNET-AS, EG 24835 1517 533 27 RAYA-AS, EG 36992 1356 1518 282 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1051 67 45 ORANGE-COTE-IVOIRE, CI 36935 922 521 43 Vodafone-, EG 37457 679 319 45 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 537 55 49 WANANCHI-, KE 37342 512 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 11481 3358 607 UNINET, MX 9808 9521 8705 38 CHINAMOBILE-CN China Mobile Communicati 16509 8823 10965 3193 AMAZON-02, US 12479 7339 1713 145 UNI2-AS, ES 7545 5696 784 687 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4522 300 622 CABLEONE, US 18403 4239 347 25 FPT-AS-AP FPT Telecom Company, VN 7155 4193 288 100 VIASAT-SP-BACKBONE, US 20940 4119 3399 181 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 9521 9483 CHINAMOBILE-CN China Mobile Communications Grou 12479 7339 7194 UNI2-AS, ES 16509 8823 5630 AMAZON-02, US 7545 5696 5009 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4239 4214 FPT-AS-AP FPT Telecom Company, VN 7155 4193 4093 VIASAT-SP-BACKBONE, US 20940 4119 3938 AKAMAI-ASN1, NL 11492 4522 3900 CABLEONE, US 7552 3726 3705 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 46990 UNALLOCATED 8.5.242.0/23 3356 LEVEL3, US 33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, 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 19695 UNALLOCATED 8.20.161.0/24 7015 COMCAST-7015, 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 3356 LEVEL3, US Complete listing at https://bgp.nsrc.org/REN/Guam/data-badAS Prefixes from the Special Purpose Address Registry (Global) ----------------------------------------------------------- Prefix Origin AS Description 10.20.160.0/20 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 10.20.176.0/21 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 10.192.0.0/23 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 10.192.2.0/24 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 10.193.0.0/23 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 10.196.0.0/23 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., GU 100.96.100.0/24 57681 ASN-MGTS-USPD2, RU 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 41.57.124.0/22 Origin: 37442 RESERVED, ZZ 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 RESERVED, ZZ 41.57.124.0/23 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 /10:38 /11:102 /12:296 /13:573 /14:1195 /15:2116 /16:13540 /17:8330 /18:14028 /19:25247 /20:44200 /21:52276 /22:111092 /23:102277 /24:565624 /25:139 /26:103 /27:142 /28:48 /29:96 /30:24 /31:4 /32:300 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6425 7339 UNI2-AS, ES 8151 5511 11481 UNINET, MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3432 4522 CABLEONE, US 6327 3337 3527 SHAW, CA 7155 3139 4193 VIASAT-SP-BACKBONE, US 8551 2925 3456 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2607 3558 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2155 2498 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2088 3530 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) ---------------------------------------------- 1:2208 2:1352 3:229 4:7 5:4613 6:134 7:6 8:1544 9:1 10:1 11:172 12:1511 13:374 14:2305 15:302 16:198 17:371 18:592 20:284 21:4 22:188 23:6413 24:3022 25:6 27:2600 29:19 31:2556 32:85 34:26 35:117 36:1984 37:4631 38:5157 39:840 40:147 41:4334 42:2037 43:2357 44:322 45:17113 46:4376 47:384 49:1783 50:1873 51:585 52:1599 54:391 55:965 56:8 57:129 58:1881 59:1123 60:995 61:2570 62:2780 63:1930 64:5735 65:2333 66:5046 67:3040 68:1336 69:4121 70:1368 71:693 72:3049 74:2658 75:1608 76:617 77:2558 78:1847 79:2983 80:2132 81:1817 82:1505 83:1295 84:1551 85:3023 86:765 87:2081 88:1223 89:3886 90:619 91:7927 92:2064 93:2615 94:3576 95:4022 96:1302 97:319 98:1103 99:735 100:91 101:1316 102:3115 103:32140 104:4582 105:965 106:879 107:2558 108:1126 109:4293 110:2106 111:3139 112:2064 113:1760 114:1660 115:2070 116:1919 117:2551 118:2668 119:1980 120:1785 121:1103 122:2603 123:2167 124:1568 125:2485 128:1449 129:1054 130:1043 131:2052 132:854 133:422 134:1790 135:351 136:904 137:1126 138:2801 139:1586 140:1251 141:1300 142:1480 143:1529 144:1001 145:343 146:1972 147:1621 148:2414 149:2117 150:893 151:1188 152:1878 153:584 154:4766 155:1383 156:1922 157:1330 158:1085 159:2239 160:2665 161:1575 162:3539 163:1591 164:1724 165:1901 166:979 167:1735 168:4040 169:922 170:4794 171:905 172:3648 173:2992 174:997 175:1204 176:3846 177:5435 178:3571 179:2410 180:2442 181:3542 182:3412 183:2000 184:2313 185:20740 186:5014 187:4516 188:4272 189:4001 190:9294 191:1843 192:10960 193:8992 194:7370 195:5258 196:3314 197:2544 198:5989 199:6095 200:8101 201:6070 202:10491 203:10198 204:4557 205:3660 206:4345 207:3468 208:4171 209:4944 210:4289 211:2459 212:4294 213:3615 214:1094 215:60 216:6740 217:2872 218:1286 219:414 220:1799 221:976 222:666 223:2164 End of report