IPv4 R&E Routing Table Report 18:35 GMT Fri 18 Nov, 2022 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: 932810 Prefixes after maximum aggregation (per Origin AS): 345682 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 442469 Number of IPv4 prefixes with a valid ROA: 380902 Number of IPv4 prefixes with an invalid ROA: 2759 Number of IPv4 prefixes with no ROA: 549149 Total ASes present in the Internet Routing Table: 73889 Prefixes per ASN: 12.62 Origin-only ASes present in the Internet Routing Table: 63359 Origin ASes announcing only one prefix: 25569 Transit ASes present in the Internet Routing Table: 10530 Transit-only ASes present in the Internet Routing Table: 429 Paths with bogon ASNs present in the IPv4 Routing Table: 128 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 59 Max AS path prepend of ASN ( 37447) 57 Prefixes from unregistered ASNs in the Routing Table: 1062 Number of instances of unregistered ASNs: 1066 Number of 32-bit ASNs allocated by the RIRs: 40650 Number of 32-bit ASNs visible in the Routing Table: 33736 Prefixes from 32-bit ASNs in the Routing Table: 170804 Number of bogon 32-bit ASNs visible in the Routing Table: 61 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 511 Number of addresses announced to Internet: 3063885824 Equivalent to 182 /8s, 159 /16s and 48 /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: 322034 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 236120 Total APNIC prefixes after maximum aggregation: 67728 APNIC Deaggregation factor: 3.49 Prefixes being announced from the APNIC address blocks: 231013 Unique aggregates announced from the APNIC address blocks: 97148 APNIC Region origin ASes present in the Internet Routing Table: 13056 APNIC Prefixes per ASN: 17.69 APNIC Region origin ASes announcing only one prefix: 3778 APNIC Region transit ASes present in the Internet Routing Table: 1760 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 29 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8336 Number of APNIC addresses announced to Internet: 773187328 Equivalent to 46 /8s, 21 /16s and 231 /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: 269297 Total ARIN prefixes after maximum aggregation: 121841 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 270923 Unique aggregates announced from the ARIN address blocks: 129299 ARIN Region origin ASes present in the Internet Routing Table: 19094 ARIN Prefixes per ASN: 14.19 ARIN Region origin ASes announcing only one prefix: 6991 ARIN Region transit ASes present in the Internet Routing Table: 1954 Average ARIN Region AS path length visible: 5.2 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4684 Number of ARIN addresses announced to Internet: 1289569280 Equivalent to 76 /8s, 221 /16s and 68 /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: 266036 Total RIPE prefixes after maximum aggregation: 121317 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 262596 Unique aggregates announced from the RIPE address blocks: 154746 RIPE Region origin ASes present in the Internet Routing Table: 28179 RIPE Prefixes per ASN: 9.32 RIPE Region origin ASes announcing only one prefix: 11968 RIPE Region transit ASes present in the Internet Routing Table: 4002 Average RIPE Region AS path length visible: 5.4 Max RIPE Region AS path length visible: 34 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10906 Number of RIPE addresses announced to Internet: 716300800 Equivalent to 42 /8s, 177 /16s and 226 /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: 127583 Total LACNIC prefixes after maximum aggregation: 28237 LACNIC Deaggregation factor: 4.52 Prefixes being announced from the LACNIC address blocks: 126872 Unique aggregates announced from the LACNIC address blocks: 48913 LACNIC Region origin ASes present in the Internet Routing Table: 11005 LACNIC Prefixes per ASN: 11.53 LACNIC Region origin ASes announcing only one prefix: 2272 LACNIC Region transit ASes present in the Internet Routing Table: 2282 Average LACNIC Region AS path length visible: 6.1 Max LACNIC Region AS path length visible: 56 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8763 Number of LACNIC addresses announced to Internet: 176032000 Equivalent to 10 /8s, 126 /16s and 9 /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: 32712 Total AfriNIC prefixes after maximum aggregation: 5755 AfriNIC Deaggregation factor: 5.68 Prefixes being announced from the AfriNIC address blocks: 40895 Unique aggregates announced from the AfriNIC address blocks: 11938 AfriNIC Region origin ASes present in the Internet Routing Table: 1721 AfriNIC Prefixes per ASN: 23.76 AfriNIC Region origin ASes announcing only one prefix: 560 AfriNIC Region transit ASes present in the Internet Routing Table: 321 Average AfriNIC Region AS path length visible: 4.9 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1047 Number of AfriNIC addresses announced to Internet: 108509696 Equivalent to 6 /8s, 119 /16s and 186 /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 9118 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5945 786 696 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3613 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3527 1043 63 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3476 1877 66 VNPT-AS-VN VNPT Corp, VN 9498 2545 499 239 BBIL-AP BHARTI Airtel Ltd., IN 4766 2290 11250 593 KIXS-AS-KR Korea Telecom, KR 24560 2288 849 419 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 45090 2196 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2154 440 215 TATACOMM-AS TATA Communications formerl 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 7635 10620 2909 AMAZON-02, US 11492 4603 305 506 CABLEONE, US 7155 3894 265 32 VIASAT-SP-BACKBONE, US 22773 3746 3063 340 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3581 1871 2565 AKAMAI-AS, US 6327 3524 1320 63 SHAW, CA 749 3064 50657 2331 DNIC-AS-00749, US 30036 2600 372 276 MEDIACOM-ENTERPRISE-BUSINESS, US 7018 2581 24058 1552 ATT-INTERNET4, US 396982 2564 3482 359 GOOGLE-CLOUD-PLATFORM, 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 6954 1730 144 UNI2-AS, ES 9121 6707 1692 17 TTNET, TR 20940 4138 3400 180 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3988 374 38 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2927 2290 911 ROSTELECOM-AS, RU 9009 2653 254 1363 M247, RO 6849 2342 339 20 UKRTELNET, UA 34984 2242 357 615 TELLCOM-AS, TR 47331 2204 337 1674 TTNET, TR 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 10847 3347 598 Uninet S.A. de C.V., MX 10620 3454 506 855 Telmex Colombia S.A., CO 11830 2300 369 64 Instituto Costarricense de Electricidad 13999 2123 347 551 Mega Cable, S.A. de C.V., MX 28573 1332 2328 260 Claro NXT Telecomunicacoes Ltda, BR 6503 1294 338 522 Axtel, S.A.B. de C.V., MX 3816 1287 728 154 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 11664 1112 182 475 Techtel LMDS Comunicaciones Interactiva 6147 1087 369 22 Telefonica del Peru S.A.A., PE 26615 991 2466 43 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 37457 1888 326 57 Telkom-Internet, ZA 24863 1572 393 21 LINKdotNET-AS, EG 24835 1545 521 31 RAYA-AS, EG 36992 1355 1520 270 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 951 65 53 ORANGE-COTE-IVOIRE, CI 36935 828 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 505 51 34 WANANCHI-, KE 37342 494 32 1 MOVITEL, MZ 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 10847 3347 598 Uninet S.A. de C.V., MX 9808 9118 8883 47 CHINAMOBILE-CN China Mobile Communicati 16509 7635 10620 2909 AMAZON-02, US 12479 6954 1730 144 UNI2-AS, ES 9121 6707 1692 17 TTNET, TR 7545 5945 786 696 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4603 305 506 CABLEONE, US 20940 4138 3400 180 AKAMAI-ASN1, NL 39891 4010 234 47 ALJAWWALSTC-AS, SA 8551 3988 374 38 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 9118 9071 CHINAMOBILE-CN China Mobile Communications Grou 12479 6954 6810 UNI2-AS, ES 9121 6707 6690 TTNET, TR 7545 5945 5249 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 7635 4726 AMAZON-02, US 11492 4603 4097 CABLEONE, US 39891 4010 3963 ALJAWWALSTC-AS, SA 20940 4138 3958 AKAMAI-ASN1, NL 8551 3988 3950 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3894 3862 VIASAT-SP-BACKBONE, US 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 398083 UNALLOCATED 5.133.124.0/24 399587 UT, US 65000 PRIVATE 5.227.24.0/22 8580 SANDY MTS Nizhniy Novgorod, 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 25674 UNALLOCATED 8.12.76.0/24 3356 LEVEL3, US 16641 UNALLOCATED 8.12.250.0/24 3356 LEVEL3, US 25674 UNALLOCATED 8.14.115.0/24 3356 LEVEL3, US 12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M 25674 UNALLOCATED 8.19.146.0/24 3356 LEVEL3, 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 1103 SURFNET-NL SURFnet, The Netherlands, NL 198.51.100.0/24 29766 CHSPSC-29766, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.136.112.0/24 Origin: 54835 UNASSIGNED 23.136.112.0/24 Transit: 21559 OSNET, PR 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 23.181.240.0/24 Origin: 399613 UNASSIGNED 23.181.240.0/24 Transit: 11992 CENTENNIAL-, PR 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 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 /11:100 /12:296 /13:586 /14:1204 /15:2103 /16:13600 /17:8413 /18:14118 /19:25225 /20:44063 /21:53052 /22:111165 /23:101229 /24:557589 /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 5977 6954 UNI2-AS, ES 9121 5863 6707 TTNET, TR 8151 4795 10847 Uninet S.A. de C.V., MX 11492 3509 4603 CABLEONE, US 8551 3452 3988 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 6327 3332 3524 SHAW, CA 39891 3193 4010 ALJAWWALSTC-AS, SA 7155 2983 3894 VIASAT-SP-BACKBONE, US 22773 2766 3746 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2256 2600 MEDIACOM-ENTERPRISE-BUSINESS, US Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1865 2:1043 3:166 4:7 5:4232 6:118 7:5 8:1583 9:1 11:173 12:1617 13:381 14:2374 15:287 16:71 17:364 18:383 20:243 21:4 22:188 23:6042 24:2511 25:6 27:2785 29:19 31:2504 32:95 34:8 35:94 36:1826 37:4572 38:3789 39:773 40:154 41:4414 42:1184 43:2301 44:302 45:17550 46:4199 47:379 49:1728 50:1934 51:245 52:1504 54:398 55:844 56:8 57:87 58:1796 59:1113 60:1007 61:2468 62:2673 63:1963 64:5673 65:2349 66:4919 67:3049 68:1412 69:4194 70:1290 71:689 72:3065 74:2668 75:1479 76:598 77:2353 78:4032 79:3157 80:2060 81:1850 82:1497 83:1223 84:1504 85:3783 86:730 87:2020 88:2842 89:3478 90:571 91:7690 92:2021 93:2580 94:3585 95:4864 96:1340 97:349 98:1176 99:740 100:69 101:1306 102:2798 103:30557 104:4590 105:1988 106:826 107:2541 108:930 109:4327 110:2006 111:3268 112:2057 113:1536 114:1616 115:2134 116:1889 117:2495 118:2332 119:1864 120:1696 121:1070 122:2608 123:2160 124:1529 125:2152 128:1301 129:1041 130:990 131:2234 132:857 133:401 134:1915 135:336 136:878 137:934 138:2832 139:1516 140:1106 141:1491 142:1422 143:1483 144:1213 145:351 146:1896 147:1526 148:2265 149:1847 150:879 151:1151 152:1966 153:538 154:3910 155:1413 156:1638 157:1297 158:1040 159:2236 160:2613 161:1427 162:3541 163:1477 164:1730 165:1696 166:830 167:1729 168:4155 169:942 170:4955 171:852 172:3527 173:3132 174:1033 175:1188 176:3661 177:6009 178:3577 179:2606 180:2357 181:3409 182:3206 183:1916 184:2355 185:20104 186:5021 187:4517 188:4144 189:3813 190:9198 191:1814 192:11043 193:8790 194:7253 195:5181 196:3209 197:2846 198:6021 199:6127 200:8005 201:6073 202:10412 203:10247 204:4612 205:3489 206:3873 207:3398 208:4133 209:4843 210:4230 211:2356 212:4089 213:3558 214:1099 215:57 216:6594 217:2723 218:1265 219:414 220:2050 221:949 222:664 223:1995 End of report