IPv4 R&E Routing Table Report 18:35 GMT Tue 04 Apr, 2023 IPv4 BGP Table (Global) as seen at RENU. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/RENU/ Analysis Summary ---------------- BGP routing table entries examined: 933200 Prefixes after maximum aggregation (per Origin AS): 347469 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 447225 Number of IPv4 prefixes with a valid ROA: 393234 Number of IPv4 prefixes with an invalid ROA: 1382 Number of IPv4 prefixes with no ROA: 538584 Total ASes present in the Internet Routing Table: 74248 Prefixes per ASN: 12.57 Origin-only ASes present in the Internet Routing Table: 64052 Origin ASes announcing only one prefix: 25720 Transit ASes present in the Internet Routing Table: 10196 Transit-only ASes present in the Internet Routing Table: 425 Paths with bogon ASNs present in the IPv4 Routing Table: 166 Average AS path length visible in the Internet Routing Table: 7.8 Max AS path length visible: 66 Max AS path prepend of ASN ( 37447) 64 Prefixes from unregistered ASNs in the Routing Table: 1182 Number of instances of unregistered ASNs: 1185 Number of 32-bit ASNs allocated by the RIRs: 41592 Number of 32-bit ASNs visible in the Routing Table: 34406 Prefixes from 32-bit ASNs in the Routing Table: 175636 Number of bogon 32-bit ASNs visible in the Routing Table: 47 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 513 Number of addresses announced to Internet: 3062275840 Equivalent to 182 /8s, 134 /16s and 159 /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: 318146 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 238402 Total APNIC prefixes after maximum aggregation: 68489 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 232982 Unique aggregates announced from the APNIC address blocks: 97759 APNIC Region origin ASes present in the Internet Routing Table: 13344 APNIC Prefixes per ASN: 17.46 APNIC Region origin ASes announcing only one prefix: 3919 APNIC Region transit ASes present in the Internet Routing Table: 1790 Average APNIC Region AS path length visible: 8.0 Max APNIC Region AS path length visible: 34 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8663 Number of APNIC addresses announced to Internet: 773306880 Equivalent to 46 /8s, 23 /16s and 186 /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: 271038 Total ARIN prefixes after maximum aggregation: 122182 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 273870 Unique aggregates announced from the ARIN address blocks: 130454 ARIN Region origin ASes present in the Internet Routing Table: 19071 ARIN Prefixes per ASN: 14.36 ARIN Region origin ASes announcing only one prefix: 6976 ARIN Region transit ASes present in the Internet Routing Table: 1866 Average ARIN Region AS path length visible: 7.6 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4767 Number of ARIN addresses announced to Internet: 1285827328 Equivalent to 76 /8s, 164 /16s and 43 /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: 262327 Total RIPE prefixes after maximum aggregation: 121913 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 257941 Unique aggregates announced from the RIPE address blocks: 157267 RIPE Region origin ASes present in the Internet Routing Table: 28303 RIPE Prefixes per ASN: 9.11 RIPE Region origin ASes announcing only one prefix: 11995 RIPE Region transit ASes present in the Internet Routing Table: 3784 Average RIPE Region AS path length visible: 7.7 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 11116 Number of RIPE addresses announced to Internet: 718059520 Equivalent to 42 /8s, 204 /16s and 184 /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: 128150 Total LACNIC prefixes after maximum aggregation: 28263 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127421 Unique aggregates announced from the LACNIC address blocks: 49062 LACNIC Region origin ASes present in the Internet Routing Table: 10974 LACNIC Prefixes per ASN: 11.61 LACNIC Region origin ASes announcing only one prefix: 2266 LACNIC Region transit ASes present in the Internet Routing Table: 2263 Average LACNIC Region AS path length visible: 8.3 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: 176553472 Equivalent to 10 /8s, 133 /16s and 254 /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: 32101 Total AfriNIC prefixes after maximum aggregation: 5843 AfriNIC Deaggregation factor: 5.49 Prefixes being announced from the AfriNIC address blocks: 40473 Unique aggregates announced from the AfriNIC address blocks: 12268 AfriNIC Region origin ASes present in the Internet Routing Table: 1740 AfriNIC Prefixes per ASN: 23.26 AfriNIC Region origin ASes announcing only one prefix: 564 AfriNIC Region transit ASes present in the Internet Routing Table: 337 Average AfriNIC Region AS path length visible: 6.5 Max AfriNIC Region AS path length visible: 66 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1083 Number of AfriNIC addresses announced to Internet: 108163840 Equivalent to 6 /8s, 114 /16s and 115 /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 9498 8883 48 CHINAMOBILE-CN China Mobile Communicati 7545 5745 786 690 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3685 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3467 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3410 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2907 491 239 BBIL-AP BHARTI Airtel Ltd., IN 24560 2362 835 441 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4766 2307 11250 587 KIXS-AS-KR Korea Telecom, KR 4755 2148 439 212 TATACOMM-AS TATA Communications formerl 45090 2148 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 8219 10774 2899 AMAZON-02, US 11492 4538 301 622 CABLEONE, US 7155 3964 279 46 VIASAT-SP-BACKBONE, US 22773 3612 3063 285 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3513 1320 64 SHAW, CA 16625 3166 1590 2344 AKAMAI-AS, US 749 3054 50541 2321 DNIC-AS-00749, US 396982 2627 3590 361 GOOGLE-CLOUD-PLATFORM, US 7018 2583 24118 1579 ATT-INTERNET4, US 30036 2486 359 539 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 7249 1705 149 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4072 3399 167 AKAMAI-ASN1, NL 8551 3887 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2891 2292 911 ROSTELECOM-AS, RU 9009 2666 251 1386 M247, RO 34984 2267 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/RENU/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11213 3343 582 Uninet S.A. de C.V., MX 10620 3499 506 850 Telmex Colombia S.A., CO 13999 2307 368 608 Mega Cable, S.A. de C.V., MX 11830 2265 369 64 Instituto Costarricense de Electricidad 28573 1333 2325 235 Claro NXT Telecomunicacoes Ltda, BR 3816 1303 767 159 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6503 1298 339 513 Axtel, S.A.B. de C.V., MX 6147 1131 370 22 Telefonica del Peru S.A.A., PE 11664 1098 180 451 Techtel LMDS Comunicaciones Interactiva 26615 1031 2498 45 TIM SA, BR Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 1577 393 19 LINKdotNET-AS, EG 24835 1541 533 30 RAYA-AS, EG 36992 1343 1518 275 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1022 67 48 ORANGE-COTE-IVOIRE, CI 36935 882 520 42 Vodafone-, EG 37457 840 325 49 Telkom-Internet, ZA 6713 550 1861 34 IAM-AS, MA 15399 526 53 42 WANANCHI-, KE 36914 513 82 3 KENET-AS, KE Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 11213 3343 582 Uninet S.A. de C.V., MX 9808 9498 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 8219 10774 2899 AMAZON-02, US 12479 7249 1705 149 UNI2-AS, ES 7545 5745 786 690 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4538 301 622 CABLEONE, US 20940 4072 3399 167 AKAMAI-ASN1, NL 7155 3964 279 46 VIASAT-SP-BACKBONE, US 8551 3887 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9498 9450 CHINAMOBILE-CN China Mobile Communications Grou 12479 7249 7100 UNI2-AS, ES 16509 8219 5320 AMAZON-02, US 7545 5745 5055 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 7155 3964 3918 VIASAT-SP-BACKBONE, US 11492 4538 3916 CABLEONE, US 20940 4072 3905 AKAMAI-ASN1, NL 8551 3887 3850 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7552 3685 3664 VIETEL-AS-AP Viettel Group, VN Complete listing at https://bgp.nsrc.org/REN/RENU/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/RENU/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/RENU/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: 5511 OPENTRANSIT, FR 23.131.186.0/24 Origin: 174 COGENT-174, US 23.131.186.0/24 Transit: 5511 OPENTRANSIT, FR 23.131.187.0/24 Origin: 174 COGENT-174, US 23.131.187.0/24 Transit: 5511 OPENTRANSIT, FR 23.131.188.0/24 Origin: 174 COGENT-174, US 23.131.188.0/24 Transit: 5511 OPENTRANSIT, FR 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/RENU/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 /12:299 /13:576 /14:1206 /15:2098 /16:13545 /17:8305 /18:14010 /19:25236 /20:43938 /21:52270 /22:110372 /23:101157 /24:560018 /25:0 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 12479 6309 7249 UNI2-AS, ES 8151 5171 11213 Uninet S.A. de C.V., MX 39891 3632 4833 ALJAWWALSTC-AS, SA 11492 3446 4538 CABLEONE, US 8551 3359 3887 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3322 3513 SHAW, CA 7155 3039 3964 VIASAT-SP-BACKBONE, US 22773 2675 3612 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2143 2486 MEDIACOM-ENTERPRISE-BUSINESS, US 10620 2053 3499 Telmex Colombia S.A., CO Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1676 2:1221 3:170 4:7 5:4580 6:122 7:6 8:1553 9:1 11:172 12:1573 13:393 14:2295 15:299 16:185 17:372 18:412 20:252 21:4 22:188 23:6172 24:3002 25:6 27:2572 29:19 31:2548 32:98 34:10 35:107 36:1918 37:4689 38:4514 39:805 40:151 41:4449 42:975 43:2357 44:311 45:17641 46:4285 47:374 49:1748 50:1847 51:572 52:1590 54:389 55:772 56:8 57:99 58:1755 59:1079 60:977 61:2482 62:2732 63:1934 64:5823 65:2340 66:5060 67:3048 68:1388 69:4155 70:1417 71:679 72:3047 74:2620 75:1495 76:604 77:2538 78:1915 79:3165 80:2117 81:1769 82:1484 83:1289 84:1528 85:3045 86:750 87:2079 88:1274 89:3674 90:620 91:7774 92:2045 93:2604 94:3670 95:4030 96:1329 97:336 98:1161 99:746 100:73 101:1303 102:2969 103:31355 104:4657 105:899 106:880 107:2562 108:1028 109:4426 110:2077 111:3188 112:2059 113:1531 114:1641 115:2081 116:1913 117:2562 118:2284 119:2009 120:1770 121:1057 122:2638 123:2176 124:1569 125:2476 128:1345 129:1135 130:1019 131:2161 132:847 133:421 134:1903 135:346 136:821 137:959 138:2844 139:1522 140:1238 141:1461 142:1424 143:1569 144:1163 145:351 146:1935 147:1581 148:2334 149:2005 150:876 151:1155 152:1964 153:571 154:4381 155:1426 156:1736 157:1311 158:1046 159:2274 160:2621 161:1531 162:3565 163:1557 164:1629 165:1772 166:962 167:1737 168:4129 169:962 170:4968 171:876 172:3552 173:2944 174:1022 175:1182 176:3740 177:5990 178:3659 179:2569 180:2414 181:3489 182:3334 183:1912 184:2350 185:20364 186:5144 187:4608 188:4211 189:4009 190:9265 191:1922 192:10955 193:8864 194:7361 195:5219 196:3289 197:2759 198:5965 199:6110 200:8176 201:6117 202:10545 203:10341 204:4648 205:3540 206:4029 207:3467 208:4108 209:4908 210:4240 211:2403 212:4144 213:3546 214:1084 215:60 216:6676 217:2778 218:1285 219:417 220:1757 221:977 222:714 223:2154 End of report