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 04 Mar, 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: 931064 Prefixes after maximum aggregation (per Origin AS): 346553 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 445790 Number of IPv4 prefixes with a valid ROA: 386106 Number of IPv4 prefixes with an invalid ROA: 2891 Number of IPv4 prefixes with no ROA: 542067 Total ASes present in the Internet Routing Table: 74163 Prefixes per ASN: 12.55 Origin-only ASes present in the Internet Routing Table: 63836 Origin ASes announcing only one prefix: 25643 Transit ASes present in the Internet Routing Table: 10327 Transit-only ASes present in the Internet Routing Table: 435 Paths with bogon ASNs present in the IPv4 Routing Table: 93 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: 1067 Number of instances of unregistered ASNs: 1089 Number of 32-bit ASNs allocated by the RIRs: 41353 Number of 32-bit ASNs visible in the Routing Table: 34243 Prefixes from 32-bit ASNs in the Routing Table: 174302 Number of bogon 32-bit ASNs visible in the Routing Table: 68 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 551 Number of addresses announced to Internet: 3064011328 Equivalent to 182 /8s, 161 /16s and 26 /24s Percentage of available address space announced: 82.8 Percentage of allocated address space announced: 82.8 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: 316565 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 239132 Total APNIC prefixes after maximum aggregation: 68471 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 234053 Unique aggregates announced from the APNIC address blocks: 97678 APNIC Region origin ASes present in the Internet Routing Table: 13301 APNIC Prefixes per ASN: 17.60 APNIC Region origin ASes announcing only one prefix: 3869 APNIC Region transit ASes present in the Internet Routing Table: 1815 Average APNIC Region AS path length visible: 5.0 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8601 Number of APNIC addresses announced to Internet: 773323648 Equivalent to 46 /8s, 23 /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, 131072-151865 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: 270778 Total ARIN prefixes after maximum aggregation: 121867 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 272632 Unique aggregates announced from the ARIN address blocks: 130275 ARIN Region origin ASes present in the Internet Routing Table: 19083 ARIN Prefixes per ASN: 14.29 ARIN Region origin ASes announcing only one prefix: 6982 ARIN Region transit ASes present in the Internet Routing Table: 1934 Average ARIN Region AS path length visible: 4.7 Max ARIN Region AS path length visible: 36 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4753 Number of ARIN addresses announced to Internet: 1286853952 Equivalent to 76 /8s, 179 /16s and 213 /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: 260798 Total RIPE prefixes after maximum aggregation: 121368 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 257157 Unique aggregates announced from the RIPE address blocks: 156482 RIPE Region origin ASes present in the Internet Routing Table: 28252 RIPE Prefixes per ASN: 9.10 RIPE Region origin ASes announcing only one prefix: 11970 RIPE Region transit ASes present in the Internet Routing Table: 3831 Average RIPE Region AS path length visible: 5.0 Max RIPE Region AS path length visible: 39 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11046 Number of RIPE addresses announced to Internet: 718557824 Equivalent to 42 /8s, 212 /16s and 82 /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: 128495 Total LACNIC prefixes after maximum aggregation: 28293 LACNIC Deaggregation factor: 4.54 Prefixes being announced from the LACNIC address blocks: 127692 Unique aggregates announced from the LACNIC address blocks: 48830 LACNIC Region origin ASes present in the Internet Routing Table: 10977 LACNIC Prefixes per ASN: 11.63 LACNIC Region origin ASes announcing only one prefix: 2256 LACNIC Region transit ASes present in the Internet Routing Table: 2258 Average LACNIC Region AS path length visible: 5.3 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8777 Number of LACNIC addresses announced to Internet: 176532480 Equivalent to 10 /8s, 133 /16s and 172 /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: 30794 Total AfriNIC prefixes after maximum aggregation: 5782 AfriNIC Deaggregation factor: 5.33 Prefixes being announced from the AfriNIC address blocks: 38973 Unique aggregates announced from the AfriNIC address blocks: 12095 AfriNIC Region origin ASes present in the Internet Routing Table: 1721 AfriNIC Prefixes per ASN: 22.65 AfriNIC Region origin ASes announcing only one prefix: 566 AfriNIC Region transit ASes present in the Internet Routing Table: 321 Average AfriNIC Region AS path length visible: 5.4 Max AfriNIC Region AS path length visible: 31 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1066 Number of AfriNIC addresses announced to Internet: 108406784 Equivalent to 6 /8s, 118 /16s and 40 /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 9452 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5799 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3682 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3546 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3456 1872 93 VNPT-AS-VN VNPT Corp, VN 9498 2803 499 238 BBIL-AP BHARTI Airtel Ltd., IN 24560 2360 836 440 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2306 11250 586 KIXS-AS-KR Korea Telecom, KR 45090 2184 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2173 440 217 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 8073 10759 2854 AMAZON-02, US 11492 4522 300 620 CABLEONE, US 7155 3959 270 43 VIASAT-SP-BACKBONE, US 22773 3744 3049 296 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3505 1320 64 SHAW, CA 16625 3315 1665 2437 AKAMAI-AS, US 749 3039 50554 2306 DNIC-AS-00749, US 396982 2620 3586 356 GOOGLE-CLOUD-PLATFORM, US 7018 2569 24120 1576 ATT-INTERNET4, US 30036 2527 363 417 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 7064 1706 146 UNI2-AS, ES 39891 4561 269 58 ALJAWWALSTC-AS, SA 20940 4075 3400 190 AKAMAI-ASN1, NL 8551 3900 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2927 2292 911 ROSTELECOM-AS, RU 9009 2645 251 1380 M247, RO 34984 2264 359 608 TELLCOM-AS, TR 6849 2169 339 19 UKRTELNET, UA 58224 1847 949 546 TCI, IR 13188 1607 100 27 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 11230 3349 587 Uninet S.A. de C.V., MX 10620 3466 504 876 Telmex Colombia S.A., CO 13999 2266 369 600 Mega Cable, S.A. de C.V., MX 11830 2263 369 64 Instituto Costarricense de Electricidad 28573 1340 2325 254 Claro NXT Telecomunicacoes Ltda, BR 3816 1299 759 160 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1299 339 514 Axtel, S.A.B. de C.V., MX 6147 1130 370 22 Telefonica del Peru S.A.A., PE 11664 1096 180 459 Techtel LMDS Comunicaciones Interactiva 26615 1027 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 24863 1551 393 19 LINKdotNET-AS, EG 24835 1528 533 30 RAYA-AS, EG 36992 1345 1517 276 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1010 67 53 ORANGE-COTE-IVOIRE, CI 36935 854 520 42 Vodafone-, EG 37457 705 325 49 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 515 52 42 WANANCHI-, KE 24757 493 73 5 EthioNet-AS, ET 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 11230 3349 587 Uninet S.A. de C.V., MX 9808 9452 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 8073 10759 2854 AMAZON-02, US 12479 7064 1706 146 UNI2-AS, ES 7545 5799 786 692 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 269 58 ALJAWWALSTC-AS, SA 11492 4522 300 620 CABLEONE, US 20940 4075 3400 190 AKAMAI-ASN1, NL 7155 3959 270 43 VIASAT-SP-BACKBONE, US 8551 3900 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 9452 9404 CHINAMOBILE-CN China Mobile Communications Grou 12479 7064 6918 UNI2-AS, ES 16509 8073 5219 AMAZON-02, US 7545 5799 5107 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4561 4503 ALJAWWALSTC-AS, SA 7155 3959 3916 VIASAT-SP-BACKBONE, US 11492 4522 3902 CABLEONE, US 20940 4075 3885 AKAMAI-ASN1, NL 8551 3900 3863 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7552 3682 3661 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 16641 UNALLOCATED 8.10.194.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.10.210.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, 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 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 /13:579 /14:1201 /15:2090 /16:13526 /17:8317 /18:14014 /19:25224 /20:43893 /21:52310 /22:110685 /23:100925 /24:556992 /25:136 /26:97 /27:161 /28:46 /29:92 /30:26 /31:3 /32:277 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6121 7064 UNI2-AS, ES 8151 5231 11230 Uninet S.A. de C.V., MX 39891 3552 4561 ALJAWWALSTC-AS, SA 11492 3437 4522 CABLEONE, US 8551 3372 3900 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3313 3505 SHAW, CA 7155 3036 3959 VIASAT-SP-BACKBONE, US 22773 2782 3744 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2184 2527 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2020 3466 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) ---------------------------------------------- 1:1658 2:1245 3:168 4:7 5:4437 6:117 7:6 8:1544 9:1 10:1 11:172 12:1583 13:393 14:2332 15:293 16:111 17:367 18:399 20:253 21:4 22:188 23:6123 24:2566 25:4 27:2607 29:19 31:2539 32:114 34:8 35:107 36:1935 37:4632 38:4365 39:867 40:152 41:4292 42:1083 43:2348 44:309 45:17527 46:4219 47:381 49:1743 50:1840 51:387 52:1590 54:388 55:865 56:8 57:99 58:1733 59:1124 60:981 61:2506 62:2727 63:1948 64:5662 65:2341 66:5019 67:3064 68:1380 69:4179 70:1281 71:676 72:3061 74:2622 75:1465 76:605 77:2526 78:1924 79:3174 80:2082 81:1747 82:1509 83:1246 84:1542 85:3044 86:755 87:2052 88:1295 89:3669 90:612 91:7774 92:2020 93:2598 94:3579 95:3980 96:1329 97:329 98:1192 99:746 100:78 101:1295 102:2833 103:31215 104:4611 105:896 106:901 107:2544 108:942 109:4420 110:2091 111:3269 112:2043 113:1533 114:1634 115:2138 116:1905 117:2576 118:2284 119:1971 120:1745 121:1066 122:2608 123:2179 124:1537 125:2389 128:1356 129:1073 130:1018 131:2164 132:834 133:421 134:1908 135:342 136:864 137:1091 138:2868 139:1557 140:1202 141:1473 142:1430 143:1556 144:1213 145:357 146:1923 147:1571 148:2290 149:1946 150:932 151:1149 152:1847 153:570 154:4242 155:1435 156:1680 157:1307 158:1023 159:2269 160:2629 161:1449 162:3589 163:1530 164:1632 165:1723 166:852 167:1747 168:4106 169:930 170:4952 171:884 172:3526 173:2972 174:1018 175:1186 176:3794 177:6039 178:3638 179:2601 180:2393 181:3479 182:3395 183:1938 184:2356 185:20260 186:5130 187:4574 188:4249 189:3998 190:9251 191:1982 192:10995 193:8851 194:7304 195:5205 196:3133 197:2497 198:5964 199:6135 200:8120 201:6117 202:10519 203:10353 204:4604 205:3540 206:3897 207:3450 208:4089 209:4889 210:4270 211:2403 212:4129 213:3593 214:1094 215:55 216:6646 217:2748 218:1284 219:409 220:2019 221:974 222:672 223:2124 End of report