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 10 Jun, 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: 942772 Prefixes after maximum aggregation (per Origin AS): 350296 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 450159 Number of IPv4 prefixes with a valid ROA: 416776 Number of IPv4 prefixes with an invalid ROA: 3061 Number of IPv4 prefixes with no ROA: 522935 Total ASes present in the Internet Routing Table: 74509 Prefixes per ASN: 12.65 Origin-only ASes present in the Internet Routing Table: 64248 Origin ASes announcing only one prefix: 25834 Transit ASes present in the Internet Routing Table: 10261 Transit-only ASes present in the Internet Routing Table: 416 Paths with bogon ASNs present in the IPv4 Routing Table: 71 Average AS path length visible in the Internet Routing Table: 5.1 Max AS path length visible: 63 Max AS path prepend of ASN ( 59588) 54 Prefixes from unregistered ASNs in the Routing Table: 1026 Number of instances of unregistered ASNs: 1036 Number of 32-bit ASNs allocated by the RIRs: 42063 Number of 32-bit ASNs visible in the Routing Table: 34696 Prefixes from 32-bit ASNs in the Routing Table: 178655 Number of bogon 32-bit ASNs visible in the Routing Table: 47 Special use prefixes present in the Routing Table: 8 Prefixes being announced from unallocated address space: 575 Number of addresses announced to Internet: 3055641344 Equivalent to 182 /8s, 33 /16s and 99 /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: 319819 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 243645 Total APNIC prefixes after maximum aggregation: 68960 APNIC Deaggregation factor: 3.53 Prefixes being announced from the APNIC address blocks: 237874 Unique aggregates announced from the APNIC address blocks: 98254 APNIC Region origin ASes present in the Internet Routing Table: 13428 APNIC Prefixes per ASN: 17.71 APNIC Region origin ASes announcing only one prefix: 3951 APNIC Region transit ASes present in the Internet Routing Table: 1801 Average APNIC Region AS path length visible: 5.1 Max APNIC Region AS path length visible: 26 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8763 Number of APNIC addresses announced to Internet: 773134400 Equivalent to 46 /8s, 21 /16s and 24 /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: 274168 Total ARIN prefixes after maximum aggregation: 123307 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 276742 Unique aggregates announced from the ARIN address blocks: 130605 ARIN Region origin ASes present in the Internet Routing Table: 19144 ARIN Prefixes per ASN: 14.46 ARIN Region origin ASes announcing only one prefix: 7003 ARIN Region transit ASes present in the Internet Routing Table: 1874 Average ARIN Region AS path length visible: 4.8 Max ARIN Region AS path length visible: 25 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4820 Number of ARIN addresses announced to Internet: 1280789312 Equivalent to 76 /8s, 87 /16s and 75 /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: 263344 Total RIPE prefixes after maximum aggregation: 122949 RIPE Deaggregation factor: 2.14 Prefixes being announced from the RIPE address blocks: 259260 Unique aggregates announced from the RIPE address blocks: 158944 RIPE Region origin ASes present in the Internet Routing Table: 28370 RIPE Prefixes per ASN: 9.14 RIPE Region origin ASes announcing only one prefix: 12023 RIPE Region transit ASes present in the Internet Routing Table: 3817 Average RIPE Region AS path length visible: 5.1 Max RIPE Region AS path length visible: 63 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11214 Number of RIPE addresses announced to Internet: 717751424 Equivalent to 42 /8s, 200 /16s and 4 /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: 129626 Total LACNIC prefixes after maximum aggregation: 28483 LACNIC Deaggregation factor: 4.55 Prefixes being announced from the LACNIC address blocks: 128629 Unique aggregates announced from the LACNIC address blocks: 49474 LACNIC Region origin ASes present in the Internet Routing Table: 11009 LACNIC Prefixes per ASN: 11.68 LACNIC Region origin ASes announcing only one prefix: 2278 LACNIC Region transit ASes present in the Internet Routing Table: 2298 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: 8798 Number of LACNIC addresses announced to Internet: 177010432 Equivalent to 10 /8s, 140 /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: 30963 Total AfriNIC prefixes after maximum aggregation: 5866 AfriNIC Deaggregation factor: 5.28 Prefixes being announced from the AfriNIC address blocks: 39686 Unique aggregates announced from the AfriNIC address blocks: 12405 AfriNIC Region origin ASes present in the Internet Routing Table: 1753 AfriNIC Prefixes per ASN: 22.64 AfriNIC Region origin ASes announcing only one prefix: 579 AfriNIC Region transit ASes present in the Internet Routing Table: 318 Average AfriNIC Region AS path length visible: 5.5 Max AfriNIC Region AS path length visible: 41 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1101 Number of AfriNIC addresses announced to Internet: 106554880 Equivalent to 6 /8s, 89 /16s and 230 /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 9496 8705 37 CHINAMOBILE-CN China Mobile Communicati 7545 5724 784 691 TPG-INTERNET-AP TPG Telecom Limited, AU 18403 4184 347 25 FPT-AS-AP FPT Telecom Company, VN 7552 3681 1331 21 VIETEL-AS-AP Viettel Group, VN 7713 3567 1043 66 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3465 1856 96 VNPT-AS-VN VNPT Corp, VN 9498 3022 498 252 BBIL-AP BHARTI Airtel Ltd., IN 24560 2418 836 444 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2288 11252 579 KIXS-AS-KR Korea Telecom, KR 4755 2187 442 198 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 8500 10835 3075 AMAZON-02, US 11492 4518 299 620 CABLEONE, US 7155 4104 284 78 VIASAT-SP-BACKBONE, US 22773 3569 3052 269 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3524 1319 66 SHAW, CA 749 3127 54969 2379 DNIC-AS-00749, US 16625 3123 1557 2355 AKAMAI-AS, US 396982 2662 3593 376 GOOGLE-CLOUD-PLATFORM, US 30036 2504 360 419 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2452 24003 1541 ATT-INTERNET4, 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 7298 1706 140 UNI2-AS, ES 39891 4897 290 61 ALJAWWALSTC-AS, SA 20940 4116 3399 188 AKAMAI-ASN1, NL 8551 3459 369 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2929 2291 910 ROSTELECOM-AS, RU 9009 2670 248 1387 M247, RO 34984 2274 360 604 TELLCOM-AS, TR 6849 2011 307 17 UKRTELNET, UA 58224 1827 945 534 TCI, IR 61317 1684 113 1310 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 11411 3362 605 Uninet S.A. de C.V., MX 10620 3529 507 838 Telmex Colombia S.A., CO 13999 2348 351 625 Mega Cable, S.A. de C.V., MX 11830 2269 369 64 Instituto Costarricense de Electricidad 28573 1320 2324 238 Claro NXT Telecomunicacoes Ltda, BR 6503 1303 343 512 Axtel, S.A.B. de C.V., MX 3816 1299 770 174 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1133 370 22 Telefonica del Peru S.A.A., PE 11664 1100 180 440 Techtel LMDS Comunicaciones Interactiva 26615 1025 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 1586 393 19 LINKdotNET-AS, EG 24835 1536 533 27 RAYA-AS, EG 36992 1304 1517 280 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1036 67 47 ORANGE-COTE-IVOIRE, CI 36935 917 520 42 Vodafone-, EG 37457 674 319 46 Telkom-Internet, ZA 6713 551 1861 34 IAM-AS, MA 15399 521 53 44 WANANCHI-, KE 24757 492 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 11411 3362 605 Uninet S.A. de C.V., MX 9808 9496 8705 37 CHINAMOBILE-CN China Mobile Communicati 16509 8500 10835 3075 AMAZON-02, US 12479 7298 1706 140 UNI2-AS, ES 7545 5724 784 691 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 290 61 ALJAWWALSTC-AS, SA 11492 4518 299 620 CABLEONE, US 18403 4184 347 25 FPT-AS-AP FPT Telecom Company, VN 20940 4116 3399 188 AKAMAI-ASN1, NL 7155 4104 284 78 VIASAT-SP-BACKBONE, US 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 9496 9459 CHINAMOBILE-CN China Mobile Communications Grou 12479 7298 7158 UNI2-AS, ES 16509 8500 5425 AMAZON-02, US 7545 5724 5033 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4897 4836 ALJAWWALSTC-AS, SA 18403 4184 4159 FPT-AS-AP FPT Telecom Company, VN 7155 4104 4026 VIASAT-SP-BACKBONE, US 20940 4116 3928 AKAMAI-ASN1, NL 11492 4518 3898 CABLEONE, US 7552 3681 3660 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 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 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 23.140.216.0/24 Origin: 27176 DATAWAGON, US 23.140.216.0/24 Transit: 20278 NEXEON, US 23.141.0.0/24 Origin: 395350 UNASSIGNED 23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US 27.100.7.0/24 Origin: 56096 UNASSIGNED 27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet 41.57.124.0/22 Origin: 37442 UNASSIGNED 41.57.124.0/22 Transit: 37204 TELONE, ZW 41.57.124.0/23 Origin: 37442 UNASSIGNED 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 /11:103 /12:302 /13:579 /14:1196 /15:2101 /16:13505 /17:8260 /18:14009 /19:25236 /20:43796 /21:52238 /22:111027 /23:101765 /24:567754 /25:139 /26:101 /27:151 /28:47 /29:93 /30:22 /31:3 /32:277 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6387 7298 UNI2-AS, ES 8151 5361 11411 Uninet S.A. de C.V., MX 39891 3632 4897 ALJAWWALSTC-AS, SA 11492 3429 4518 CABLEONE, US 6327 3334 3524 SHAW, CA 7155 3089 4104 VIASAT-SP-BACKBONE, US 8551 2927 3459 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 22773 2637 3569 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2160 2504 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2085 3529 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) ---------------------------------------------- 1:2149 2:1280 3:197 4:7 5:4619 6:132 7:6 8:1535 9:1 10:1 11:172 12:1530 13:388 14:2305 15:304 16:193 17:371 18:456 20:268 21:4 22:188 23:6311 24:3000 25:6 27:2585 29:19 31:2535 32:84 34:22 35:112 36:1981 37:4698 38:4945 39:848 40:151 41:4230 42:1989 43:2353 44:310 45:17689 46:4343 47:375 49:1764 50:1887 51:585 52:1596 54:393 55:866 56:8 57:128 58:1879 59:1061 60:989 61:2593 62:2765 63:1916 64:5825 65:2324 66:5141 67:3083 68:1360 69:4168 70:1370 71:684 72:3064 74:2642 75:1588 76:610 77:2565 78:1888 79:2976 80:2137 81:1807 82:1509 83:1279 84:1538 85:3055 86:763 87:2027 88:1226 89:3798 90:615 91:7869 92:2068 93:2636 94:3694 95:4080 96:1317 97:336 98:1153 99:744 100:89 101:1312 102:2954 103:31700 104:4615 105:899 106:951 107:2588 108:1064 109:4226 110:2101 111:3128 112:2042 113:1747 114:1675 115:2094 116:1905 117:2551 118:2625 119:2002 120:1800 121:1084 122:2617 123:2150 124:1566 125:2486 128:1484 129:1066 130:1029 131:2155 132:855 133:420 134:1830 135:350 136:879 137:1104 138:2899 139:1553 140:1266 141:1433 142:1461 143:1595 144:1117 145:345 146:1965 147:1606 148:2459 149:2259 150:899 151:1153 152:1962 153:572 154:4575 155:1428 156:1818 157:1323 158:1090 159:2225 160:2605 161:1560 162:3536 163:1582 164:1668 165:1879 166:1100 167:1738 168:4163 169:953 170:4999 171:901 172:3594 173:2981 174:1072 175:1194 176:3777 177:6053 178:3626 179:2591 180:2521 181:3541 182:3398 183:2080 184:2350 185:20549 186:5306 187:4598 188:4243 189:4098 190:9421 191:1959 192:10965 193:8949 194:7400 195:5252 196:3270 197:2445 198:5960 199:6125 200:8374 201:6173 202:10536 203:10486 204:4592 205:3713 206:4306 207:3492 208:4122 209:4930 210:4274 211:2451 212:4237 213:3661 214:1089 215:59 216:6710 217:2830 218:1295 219:410 220:1996 221:967 222:686 223:2156 End of report