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 May, 2024 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: 964377 Prefixes after maximum aggregation (per Origin AS): 361534 Deaggregation factor: 2.67 Unique aggregates announced (without unneeded subnets): 462555 Number of IPv4 prefixes with a valid ROA: 487751 Number of IPv4 prefixes with an invalid ROA: 7 Number of IPv4 prefixes with no ROA: 476619 Total ASes present in the Internet Routing Table: 75837 Prefixes per ASN: 12.72 Origin-only ASes present in the Internet Routing Table: 65088 Origin ASes announcing only one prefix: 26278 Transit ASes present in the Internet Routing Table: 10749 Transit-only ASes present in the Internet Routing Table: 532 Paths with bogon ASNs present in the IPv4 Routing Table: 24 Average AS path length visible in the Internet Routing Table: 5.5 Max AS path length visible: 61 Max AS path prepend of ASN ( 53153) 57 Prefixes from unregistered ASNs in the Routing Table: 1138 Number of instances of unregistered ASNs: 1142 Number of 32-bit ASNs allocated by the RIRs: 44572 Number of 32-bit ASNs visible in the Routing Table: 36476 Prefixes from 32-bit ASNs in the Routing Table: 191254 Number of bogon 32-bit ASNs visible in the Routing Table: 13 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 599 Number of addresses announced to Internet: 3028435328 Equivalent to 180 /8s, 130 /16s and 65 /24s Percentage of available address space announced: 81.8 Percentage of allocated address space announced: 81.8 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: 322391 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 250945 Total APNIC prefixes after maximum aggregation: 73310 APNIC Deaggregation factor: 3.42 Prefixes being announced from the APNIC address blocks: 243453 Unique aggregates announced from the APNIC address blocks: 101115 APNIC Region origin ASes present in the Internet Routing Table: 14115 APNIC Prefixes per ASN: 17.25 APNIC Region origin ASes announcing only one prefix: 4296 APNIC Region transit ASes present in the Internet Routing Table: 1884 Average APNIC Region AS path length visible: 5.7 Max APNIC Region AS path length visible: 33 Number of APNIC region 32-bit ASNs visible in the Routing Table: 9532 Number of APNIC addresses announced to Internet: 761199424 Equivalent to 45 /8s, 94 /16s and 251 /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: 279379 Total ARIN prefixes after maximum aggregation: 124973 ARIN Deaggregation factor: 2.24 Prefixes being announced from the ARIN address blocks: 283995 Unique aggregates announced from the ARIN address blocks: 133738 ARIN Region origin ASes present in the Internet Routing Table: 19166 ARIN Prefixes per ASN: 14.82 ARIN Region origin ASes announcing only one prefix: 6956 ARIN Region transit ASes present in the Internet Routing Table: 1995 Average ARIN Region AS path length visible: 5.2 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4913 Number of ARIN addresses announced to Internet: 1268030784 Equivalent to 75 /8s, 148 /16s and 157 /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, 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: 270049 Total RIPE prefixes after maximum aggregation: 127316 RIPE Deaggregation factor: 2.12 Prefixes being announced from the RIPE address blocks: 264694 Unique aggregates announced from the RIPE address blocks: 164314 RIPE Region origin ASes present in the Internet Routing Table: 28682 RIPE Prefixes per ASN: 9.23 RIPE Region origin ASes announcing only one prefix: 12090 RIPE Region transit ASes present in the Internet Routing Table: 3915 Average RIPE Region AS path length visible: 5.4 Max RIPE Region AS path length visible: 47 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11830 Number of RIPE addresses announced to Internet: 714579712 Equivalent to 42 /8s, 151 /16s and 159 /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: 130238 Total LACNIC prefixes after maximum aggregation: 29043 LACNIC Deaggregation factor: 4.48 Prefixes being announced from the LACNIC address blocks: 128342 Unique aggregates announced from the LACNIC address blocks: 49769 LACNIC Region origin ASes present in the Internet Routing Table: 11099 LACNIC Prefixes per ASN: 11.56 LACNIC Region origin ASes announcing only one prefix: 2307 LACNIC Region transit ASes present in the Internet Routing Table: 2429 Average LACNIC Region AS path length visible: 6.1 Max LACNIC Region AS path length visible: 61 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8992 Number of LACNIC addresses announced to Internet: 177084928 Equivalent to 10 /8s, 142 /16s and 26 /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: 32628 Total AfriNIC prefixes after maximum aggregation: 6208 AfriNIC Deaggregation factor: 5.26 Prefixes being announced from the AfriNIC address blocks: 43294 Unique aggregates announced from the AfriNIC address blocks: 13228 AfriNIC Region origin ASes present in the Internet Routing Table: 1838 AfriNIC Prefixes per ASN: 23.55 AfriNIC Region origin ASes announcing only one prefix: 629 AfriNIC Region transit ASes present in the Internet Routing Table: 340 Average AfriNIC Region AS path length visible: 6.1 Max AfriNIC Region AS path length visible: 29 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1209 Number of AfriNIC addresses announced to Internet: 107152128 Equivalent to 6 /8s, 99 /16s and 3 /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 9830 8742 61 CHINAMOBILE-CN China Mobile Communicati 7545 5638 777 673 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4429 347 23 FPT-AS-AP FPT Telecom Company, VN 7552 3929 1331 21 VIETEL-AS-AP Viettel Group, VN 9498 3725 508 258 BBIL-AP BHARTI Airtel Ltd., IN 7713 3621 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3285 1872 98 VNPT-AS-VN VNPT Corp, VN 24560 2791 863 372 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2181 433 194 TATACOMM-AS TATA Communications formerl 45090 2153 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 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 9952 11385 3518 AMAZON-02, US 11492 4623 307 591 CABLEONE, US 7155 4167 287 89 VIASAT-SP-BACKBONE, US 6327 3594 1320 79 SHAW, CA 22773 3484 3043 235 ASN-CXA-ALL-CCI-22773-RDC, US 174 3467 8780 859 COGENT-174, US 749 3223 54904 2475 DNIC-AS-00749, US 16625 3120 1343 2237 AKAMAI-AS, US 7018 2849 23661 1799 ATT-INTERNET4, US 367 2763 3392 1287 DNIC-ASBLK-00306-00371, 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 7760 1708 145 UNI2-AS, ES 39891 4758 286 60 ALJAWWALSTC-AS, SA 20940 3871 3396 150 AKAMAI-ASN1, NL 9009 3504 300 1744 M247, RO 12389 2916 2295 872 ROSTELECOM-AS, RU 8551 2644 368 35 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 34984 2340 362 580 TELLCOM-AS, TR 212238 1621 119 1185 CDNEXT, GB 13188 1607 100 26 TRIOLAN, UA 8452 1551 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 12205 3320 493 UNINET, MX 10620 3509 492 941 Telmex Colombia S.A., CO 13999 2539 352 663 Mega Cable, S.A. de C.V., MX 11830 2002 369 64 Instituto Costarricense de Electricidad 28573 1350 2313 251 Claro NXT Telecomunicacoes Ltda, BR 3816 1321 789 195 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 19429 1233 216 21 ETB - Colombia, CO 11664 1188 177 437 Techtel LMDS Comunicaciones Interactiva 6503 1128 315 480 Axtel, S.A.B. de C.V., MX 6147 1084 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 24835 1548 545 28 RAYA-AS, EG 24863 1504 389 20 LINKdotNET-AS, EG 36992 1378 1520 281 ETISALAT-MISR, EG 36903 1249 554 96 MT-MPLS, MA 29571 1208 77 61 ORANGE-COTE-IVOIRE, CI 36935 935 521 42 Vodafone-, EG 37457 558 314 37 Telkom-Internet, ZA 6713 556 1861 35 IAM-AS, MA 15399 529 55 55 WANANCHI-, KE 36914 522 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 8151 12205 3320 493 UNINET, MX 16509 9952 11385 3518 AMAZON-02, US 9808 9830 8742 61 CHINAMOBILE-CN China Mobile Communicati 12479 7760 1708 145 UNI2-AS, ES 7545 5638 777 673 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 286 60 ALJAWWALSTC-AS, SA 11492 4623 307 591 CABLEONE, US 18403 4429 347 23 FPT-AS-AP FPT Telecom Company, VN 7155 4167 287 89 VIASAT-SP-BACKBONE, US 7552 3929 1331 21 VIETEL-AS-AP Viettel Group, 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 9808 9830 9769 CHINAMOBILE-CN China Mobile Communications Grou 12479 7760 7615 UNI2-AS, ES 16509 9952 6434 AMAZON-02, US 7545 5638 4965 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4758 4698 ALJAWWALSTC-AS, SA 18403 4429 4406 FPT-AS-AP FPT Telecom Company, VN 7155 4167 4078 VIASAT-SP-BACKBONE, US 11492 4623 4032 CABLEONE, US 7552 3929 3908 VIETEL-AS-AP Viettel Group, VN 20940 3871 3721 AKAMAI-ASN1, NL 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 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 46639 UNALLOCATED 8.17.66.0/24 701 UUNET, 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 CROWNCASTLE-AS46887, US 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 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 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: 2386 INS-AS, US 23.141.0.0/24 Transit: 7018 ATT-INTERNET4, US 23.147.240.0/24 Origin: 398208 RESERVED, ZZ 23.147.240.0/24 Transit: 19930 EQUINIX-EC-CH, US 23.189.192.0/24 Origin: 27593 RESERVED, ZZ 23.189.192.0/24 Transit: 174 COGENT-174, US 41.57.112.0/24 Origin: 3741 IS, ZA 41.57.112.0/24 Transit: 6939 HURRICANE, 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 /10:36 /11:93 /12:298 /13:577 /14:1181 /15:2096 /16:13302 /17:8265 /18:13882 /19:24736 /20:43837 /21:52053 /22:112355 /23:103004 /24:587865 /25:124 /26:78 /27:132 /28:36 /29:82 /30:28 /31:7 /32:280 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6854 7760 UNI2-AS, ES 8151 6232 12205 UNINET, MX 11492 3532 4623 CABLEONE, US 39891 3440 4758 ALJAWWALSTC-AS, SA 6327 3390 3594 SHAW, CA 7155 3111 4167 VIASAT-SP-BACKBONE, US 22773 2579 3484 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2161 2506 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2138 3509 Telmex Colombia S.A., CO 16509 2122 9952 AMAZON-02, US Complete listing at https://bgp.nsrc.org/REN/Guam/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2278 2:1527 3:348 4:8 5:4645 6:162 7:6 8:1512 9:1 11:172 12:1464 13:357 14:2368 15:319 16:211 17:368 18:768 20:385 21:4 22:188 23:6791 24:3114 25:2 27:2626 29:19 31:2609 32:54 34:64 35:135 36:2294 37:4514 38:7657 39:896 40:122 41:4206 42:2154 43:2373 44:321 45:17759 46:4554 47:306 49:1956 50:1925 51:583 52:1587 54:314 55:975 56:5 57:184 58:2049 59:1196 60:1027 61:2620 62:2766 63:1906 64:5690 65:2368 66:4787 67:3033 68:1325 69:4138 70:1349 71:592 72:2940 74:2610 75:1588 76:614 77:2608 78:1866 79:2523 80:2205 81:2035 82:1637 83:1349 84:1673 85:3185 86:908 87:2281 88:1300 89:4160 90:685 91:8246 92:2311 93:2725 94:3780 95:4210 96:1276 97:315 98:1035 99:741 100:73 101:1168 102:3651 103:32514 104:4786 105:1058 106:947 107:2763 108:1153 109:4222 110:2137 111:3257 112:2064 113:1777 114:1796 115:2129 116:1886 117:2643 118:2751 119:1988 120:1776 121:1296 122:2700 123:2223 124:1585 125:2858 126:32 128:1488 129:928 130:1164 131:1911 132:820 133:412 134:1741 135:364 136:1064 137:1184 138:2954 139:1550 140:1379 141:1358 142:1588 143:1589 144:995 145:368 146:2084 147:1950 148:2535 149:2755 150:1044 151:1338 152:2177 153:594 154:6675 155:1462 156:2297 157:1813 158:1151 159:2344 160:2723 161:1702 162:3574 163:1712 164:1675 165:2175 166:1178 167:1795 168:4108 169:811 170:5116 171:1031 172:3866 173:3053 174:892 175:1243 176:3748 177:5577 178:3741 179:2407 180:2371 181:3788 182:3403 183:2004 184:2265 185:21022 186:5370 187:4856 188:4221 189:4386 190:9706 191:1962 192:11041 193:9149 194:7553 195:5415 196:3229 197:2648 198:5985 199:7875 200:8392 201:6396 202:10392 203:10233 204:4603 205:3635 206:4527 207:3569 208:4183 209:5043 210:4464 211:2523 212:4350 213:3493 214:1067 215:49 216:6878 217:3050 218:1313 219:415 220:1817 221:1036 222:713 223:2197 End of report