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 01 Apr, 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: 934112 Prefixes after maximum aggregation (per Origin AS): 347310 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 447471 Number of IPv4 prefixes with a valid ROA: 392032 Number of IPv4 prefixes with an invalid ROA: 2712 Number of IPv4 prefixes with no ROA: 539368 Total ASes present in the Internet Routing Table: 74306 Prefixes per ASN: 12.57 Origin-only ASes present in the Internet Routing Table: 63907 Origin ASes announcing only one prefix: 25702 Transit ASes present in the Internet Routing Table: 10399 Transit-only ASes present in the Internet Routing Table: 445 Paths with bogon ASNs present in the IPv4 Routing Table: 136 Average AS path length visible in the Internet Routing Table: 5.0 Max AS path length visible: 56 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 1113 Number of instances of unregistered ASNs: 1121 Number of 32-bit ASNs allocated by the RIRs: 41577 Number of 32-bit ASNs visible in the Routing Table: 34431 Prefixes from 32-bit ASNs in the Routing Table: 175696 Number of bogon 32-bit ASNs visible in the Routing Table: 91 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 500 Number of addresses announced to Internet: 3062837312 Equivalent to 182 /8s, 143 /16s and 48 /24s Percentage of available address space announced: 82.7 Percentage of allocated address space announced: 82.7 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: 318433 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 239653 Total APNIC prefixes after maximum aggregation: 68624 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 234542 Unique aggregates announced from the APNIC address blocks: 97891 APNIC Region origin ASes present in the Internet Routing Table: 13364 APNIC Prefixes per ASN: 17.55 APNIC Region origin ASes announcing only one prefix: 3916 APNIC Region transit ASes present in the Internet Routing Table: 1815 Average APNIC Region AS path length visible: 5.1 Max APNIC Region AS path length visible: 33 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8677 Number of APNIC addresses announced to Internet: 773429632 Equivalent to 46 /8s, 25 /16s and 153 /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, 131072-151865 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: 271864 Total ARIN prefixes after maximum aggregation: 121781 ARIN Deaggregation factor: 2.23 Prefixes being announced from the ARIN address blocks: 274076 Unique aggregates announced from the ARIN address blocks: 130420 ARIN Region origin ASes present in the Internet Routing Table: 19085 ARIN Prefixes per ASN: 14.36 ARIN Region origin ASes announcing only one prefix: 6972 ARIN Region transit ASes present in the Internet Routing Table: 1937 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: 4776 Number of ARIN addresses announced to Internet: 1286017344 Equivalent to 76 /8s, 167 /16s and 17 /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: 262143 Total RIPE prefixes after maximum aggregation: 122044 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 258221 Unique aggregates announced from the RIPE address blocks: 157448 RIPE Region origin ASes present in the Internet Routing Table: 28307 RIPE Prefixes per ASN: 9.12 RIPE Region origin ASes announcing only one prefix: 11993 RIPE Region transit ASes present in the Internet Routing Table: 3858 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11114 Number of RIPE addresses announced to Internet: 718168192 Equivalent to 42 /8s, 206 /16s and 96 /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 196608-213403 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: 128530 Total LACNIC prefixes after maximum aggregation: 28285 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 127727 Unique aggregates announced from the LACNIC address blocks: 49066 LACNIC Region origin ASes present in the Internet Routing Table: 10975 LACNIC Prefixes per ASN: 11.64 LACNIC Region origin ASes announcing only one prefix: 2244 LACNIC Region transit ASes present in the Internet Routing Table: 2275 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: 8780 Number of LACNIC addresses announced to Internet: 176682752 Equivalent to 10 /8s, 135 /16s and 247 /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: 30809 Total AfriNIC prefixes after maximum aggregation: 5800 AfriNIC Deaggregation factor: 5.31 Prefixes being announced from the AfriNIC address blocks: 39040 Unique aggregates announced from the AfriNIC address blocks: 12236 AfriNIC Region origin ASes present in the Internet Routing Table: 1738 AfriNIC Prefixes per ASN: 22.46 AfriNIC Region origin ASes announcing only one prefix: 577 AfriNIC Region transit ASes present in the Internet Routing Table: 327 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 41 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1084 Number of AfriNIC addresses announced to Internet: 108164352 Equivalent to 6 /8s, 114 /16s and 117 /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 9497 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5750 786 689 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3687 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3546 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3466 1872 93 VNPT-AS-VN VNPT Corp, VN 9498 2903 491 237 BBIL-AP BHARTI Airtel Ltd., IN 24560 2363 836 440 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2308 11250 588 KIXS-AS-KR Korea Telecom, KR 45090 2184 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2171 439 213 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 8195 10776 2882 AMAZON-02, US 11492 4537 300 622 CABLEONE, US 7155 3966 279 48 VIASAT-SP-BACKBONE, US 22773 3614 3045 287 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3514 1320 64 SHAW, CA 16625 3162 1588 2341 AKAMAI-AS, US 749 3035 50518 2302 DNIC-AS-00749, US 396982 2626 3588 360 GOOGLE-CLOUD-PLATFORM, US 7018 2569 24117 1577 ATT-INTERNET4, US 30036 2500 360 503 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 7260 1705 149 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4089 3399 190 AKAMAI-ASN1, NL 8551 3889 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2929 2292 911 ROSTELECOM-AS, RU 9009 2682 252 1395 M247, RO 34984 2268 359 609 TELLCOM-AS, TR 6849 2158 307 18 UKRTELNET, UA 58224 1850 950 543 TCI, IR 13188 1606 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 11217 3344 583 Uninet S.A. de C.V., MX 10620 3499 506 850 Telmex Colombia S.A., CO 13999 2306 368 607 Mega Cable, S.A. de C.V., MX 11830 2264 369 64 Instituto Costarricense de Electricidad 28573 1331 2325 235 Claro NXT Telecomunicacoes Ltda, BR 3816 1303 767 159 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1300 339 515 Axtel, S.A.B. de C.V., MX 6147 1131 370 22 Telefonica del Peru S.A.A., PE 11664 1100 180 452 Techtel LMDS Comunicaciones Interactiva 26615 1030 2498 45 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 1527 533 30 RAYA-AS, EG 24863 1508 393 19 LINKdotNET-AS, EG 36992 1341 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1020 67 48 ORANGE-COTE-IVOIRE, CI 36935 880 520 42 Vodafone-, EG 37457 706 325 49 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 518 53 43 WANANCHI-, KE 37342 493 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 11217 3344 583 Uninet S.A. de C.V., MX 9808 9497 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 8195 10776 2882 AMAZON-02, US 12479 7260 1705 149 UNI2-AS, ES 7545 5750 786 689 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4537 300 622 CABLEONE, US 20940 4089 3399 190 AKAMAI-ASN1, NL 7155 3966 279 48 VIASAT-SP-BACKBONE, US 8551 3889 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 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 9497 9449 CHINAMOBILE-CN China Mobile Communications Grou 12479 7260 7111 UNI2-AS, ES 16509 8195 5313 AMAZON-02, US 7545 5750 5061 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 7155 3966 3918 VIASAT-SP-BACKBONE, US 11492 4537 3915 CABLEONE, US 20940 4089 3899 AKAMAI-ASN1, NL 8551 3889 3852 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7552 3687 3666 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 3507 UNALLOCATED 5.105.166.0/24 213035 AS-SERVERION Serverion B.V., 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 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 3356 LEVEL3, US 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US 18798 UNALLOCATED 8.40.106.0/24 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 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 23.131.185.0/24 Origin: 174 COGENT-174, US 23.131.185.0/24 Transit: 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., G 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., G 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., G 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 3605 ERX-KUENTOS-AS Guam Cablevision, LLC., G 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 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 /9:13 /10:38 /11:103 /12:300 /13:577 /14:1197 /15:2087 /16:13514 /17:8294 /18:13997 /19:25234 /20:43968 /21:52326 /22:110518 /23:101197 /24:559891 /25:139 /26:102 /27:162 /28:47 /29:92 /30:21 /31:3 /32:276 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6320 7260 UNI2-AS, ES 8151 5175 11217 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3445 4537 CABLEONE, US 8551 3361 3889 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3323 3514 SHAW, CA 7155 3040 3966 VIASAT-SP-BACKBONE, US 22773 2678 3614 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2157 2500 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2053 3499 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) ---------------------------------------------- 1:1679 2:1235 3:170 4:7 5:4580 6:121 7:6 8:1539 9:1 10:1 11:172 12:1575 13:393 14:2302 15:299 16:137 17:372 18:414 20:252 21:4 22:188 23:6181 24:3001 25:6 27:2574 29:19 31:2550 32:101 34:10 35:107 36:1929 37:4686 38:4485 39:806 40:151 41:4265 42:976 43:2357 44:312 45:17660 46:4288 47:376 49:1743 50:1857 51:565 52:1594 54:389 55:711 56:8 57:97 58:1743 59:1076 60:978 61:2486 62:2735 63:1939 64:5815 65:2330 66:5058 67:3045 68:1387 69:4181 70:1417 71:683 72:3048 74:2619 75:1496 76:610 77:2540 78:1930 79:3169 80:2113 81:1757 82:1491 83:1288 84:1545 85:3054 86:754 87:2081 88:1292 89:3686 90:619 91:7793 92:2046 93:2598 94:3669 95:4023 96:1327 97:336 98:1161 99:746 100:74 101:1300 102:2869 103:31393 104:4649 105:897 106:898 107:2555 108:1019 109:4430 110:2087 111:3188 112:2059 113:1540 114:1640 115:2136 116:1913 117:2572 118:2296 119:1982 120:1758 121:1066 122:2627 123:2172 124:1568 125:2508 128:1338 129:1073 130:1026 131:2145 132:840 133:423 134:1905 135:344 136:870 137:1083 138:2844 139:1551 140:1222 141:1460 142:1443 143:1570 144:1165 145:351 146:1947 147:1578 148:2347 149:1976 150:877 151:1155 152:1844 153:570 154:4319 155:1422 156:1720 157:1305 158:1048 159:2269 160:2604 161:1512 162:3566 163:1552 164:1644 165:1767 166:917 167:1739 168:4147 169:941 170:4963 171:876 172:3556 173:2957 174:1017 175:1183 176:3746 177:6021 178:3664 179:2579 180:2415 181:3504 182:3334 183:1932 184:2351 185:20353 186:5128 187:4589 188:4211 189:4030 190:9285 191:1902 192:10954 193:8885 194:7383 195:5246 196:3137 197:2499 198:5967 199:6112 200:8243 201:6114 202:10588 203:10373 204:4645 205:3541 206:3998 207:3475 208:4111 209:4917 210:4254 211:2405 212:4151 213:3573 214:1081 215:60 216:6682 217:2788 218:1294 219:411 220:2015 221:977 222:729 223:2157 End of report