IPv4 R&E Routing Table Report 18:35 GMT Mon 03 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: 933135 Prefixes after maximum aggregation (per Origin AS): 347433 Deaggregation factor: 2.69 Unique aggregates announced (without unneeded subnets): 447351 Number of IPv4 prefixes with a valid ROA: 392884 Number of IPv4 prefixes with an invalid ROA: 1383 Number of IPv4 prefixes with no ROA: 538868 Total ASes present in the Internet Routing Table: 74251 Prefixes per ASN: 12.57 Origin-only ASes present in the Internet Routing Table: 64065 Origin ASes announcing only one prefix: 25736 Transit ASes present in the Internet Routing Table: 10186 Transit-only ASes present in the Internet Routing Table: 425 Paths with bogon ASNs present in the IPv4 Routing Table: 158 Average AS path length visible in the Internet Routing Table: 7.8 Max AS path length visible: 56 Max AS path prepend of ASN (265020) 50 Prefixes from unregistered ASNs in the Routing Table: 1102 Number of instances of unregistered ASNs: 1105 Number of 32-bit ASNs allocated by the RIRs: 41587 Number of 32-bit ASNs visible in the Routing Table: 34414 Prefixes from 32-bit ASNs in the Routing Table: 175700 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: 506 Number of addresses announced to Internet: 3062556672 Equivalent to 182 /8s, 138 /16s and 232 /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: 318129 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 238353 Total APNIC prefixes after maximum aggregation: 68474 APNIC Deaggregation factor: 3.48 Prefixes being announced from the APNIC address blocks: 232934 Unique aggregates announced from the APNIC address blocks: 97801 APNIC Region origin ASes present in the Internet Routing Table: 13352 APNIC Prefixes per ASN: 17.45 APNIC Region origin ASes announcing only one prefix: 3927 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: 8672 Number of APNIC addresses announced to Internet: 773306112 Equivalent to 46 /8s, 23 /16s and 183 /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: 271134 Total ARIN prefixes after maximum aggregation: 122099 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 273955 Unique aggregates announced from the ARIN address blocks: 130432 ARIN Region origin ASes present in the Internet Routing Table: 19070 ARIN Prefixes per ASN: 14.37 ARIN Region origin ASes announcing only one prefix: 6976 ARIN Region transit ASes present in the Internet Routing Table: 1865 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: 4769 Number of ARIN addresses announced to Internet: 1285966336 Equivalent to 76 /8s, 166 /16s and 74 /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: 262413 Total RIPE prefixes after maximum aggregation: 121960 RIPE Deaggregation factor: 2.15 Prefixes being announced from the RIPE address blocks: 258043 Unique aggregates announced from the RIPE address blocks: 157411 RIPE Region origin ASes present in the Internet Routing Table: 28306 RIPE Prefixes per ASN: 9.12 RIPE Region origin ASes announcing only one prefix: 12001 RIPE Region transit ASes present in the Internet Routing Table: 3778 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: 11118 Number of RIPE addresses announced to Internet: 718132480 Equivalent to 42 /8s, 205 /16s and 213 /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: 128079 Total LACNIC prefixes after maximum aggregation: 28269 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 127273 Unique aggregates announced from the LACNIC address blocks: 49044 LACNIC Region origin ASes present in the Internet Routing Table: 10970 LACNIC Prefixes per ASN: 11.60 LACNIC Region origin ASes announcing only one prefix: 2267 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: 8775 Number of LACNIC addresses announced to Internet: 176655872 Equivalent to 10 /8s, 135 /16s and 142 /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: 32054 Total AfriNIC prefixes after maximum aggregation: 5853 AfriNIC Deaggregation factor: 5.48 Prefixes being announced from the AfriNIC address blocks: 40424 Unique aggregates announced from the AfriNIC address blocks: 12255 AfriNIC Region origin ASes present in the Internet Routing Table: 1737 AfriNIC Prefixes per ASN: 23.27 AfriNIC Region origin ASes announcing only one prefix: 565 AfriNIC Region transit ASes present in the Internet Routing Table: 335 Average AfriNIC Region AS path length visible: 6.6 Max AfriNIC Region AS path length visible: 44 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1080 Number of AfriNIC addresses announced to Internet: 108134656 Equivalent to 6 /8s, 114 /16s and 1 /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 5750 786 690 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3687 1331 21 VIETEL-AS-AP Viettel Group, VN 45899 3467 1872 94 VNPT-AS-VN VNPT Corp, VN 7713 3409 1043 65 TELKOMNET-AS-AP PT Telekomunikasi Indon 9498 2906 491 239 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 4755 2149 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 8232 10777 2887 AMAZON-02, US 11492 4537 300 622 CABLEONE, US 7155 3964 279 46 VIASAT-SP-BACKBONE, US 22773 3618 3062 290 ASN-CXA-ALL-CCI-22773-RDC, US 6327 3514 1320 64 SHAW, CA 16625 3166 1590 2344 AKAMAI-AS, US 749 3035 50518 2302 DNIC-AS-00749, US 396982 2626 3588 360 GOOGLE-CLOUD-PLATFORM, US 7018 2571 24117 1580 ATT-INTERNET4, US 30036 2485 359 544 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 7262 1705 149 UNI2-AS, ES 39891 4833 286 59 ALJAWWALSTC-AS, SA 20940 4073 3399 167 AKAMAI-ASN1, NL 8551 3889 370 37 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2891 2292 911 ROSTELECOM-AS, RU 9009 2684 253 1403 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 11214 3344 581 Uninet S.A. de C.V., MX 10620 3499 506 850 Telmex Colombia S.A., CO 13999 2297 367 616 Mega Cable, S.A. de C.V., MX 11830 2265 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 1298 339 513 Axtel, S.A.B. de C.V., MX 6147 1131 370 22 Telefonica del Peru S.A.A., PE 11664 1097 180 452 Techtel LMDS Comunicaciones Interactiva 26615 1030 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 1557 393 19 LINKdotNET-AS, EG 24835 1541 533 30 RAYA-AS, EG 36992 1342 1518 276 ETISALAT-MISR, EG 36903 1242 550 99 MT-MPLS, MA 29571 1020 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 507 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 11214 3344 581 Uninet S.A. de C.V., MX 9808 9498 8883 48 CHINAMOBILE-CN China Mobile Communicati 16509 8232 10777 2887 AMAZON-02, US 12479 7262 1705 149 UNI2-AS, ES 7545 5750 786 690 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 286 59 ALJAWWALSTC-AS, SA 11492 4537 300 622 CABLEONE, US 20940 4073 3399 167 AKAMAI-ASN1, NL 7155 3964 279 46 VIASAT-SP-BACKBONE, US 8551 3889 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 7262 7113 UNI2-AS, ES 16509 8232 5345 AMAZON-02, US 7545 5750 5060 TPG-INTERNET-AP TPG Telecom Limited, AU 39891 4833 4774 ALJAWWALSTC-AS, SA 7155 3964 3918 VIASAT-SP-BACKBONE, US 11492 4537 3915 CABLEONE, US 20940 4073 3906 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/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 /16:13532 /17:8314 /18:14010 /19:25247 /20:43950 /21:52296 /22:110387 /23:101147 /24:559903 /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 6322 7262 UNI2-AS, ES 8151 5173 11214 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 3039 3964 VIASAT-SP-BACKBONE, US 22773 2677 3618 ASN-CXA-ALL-CCI-22773-RDC, US 30036 2142 2485 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) ---------------------------------------------- 1:1677 2:1221 3:170 4:7 5:4582 6:122 7:6 8:1554 9:1 11:172 12:1575 13:394 14:2301 15:299 16:185 17:372 18:413 20:252 21:4 22:188 23:6170 24:3002 25:6 27:2573 29:19 31:2548 32:98 34:10 35:106 36:1918 37:4692 38:4508 39:805 40:151 41:4458 42:976 43:2355 44:312 45:17679 46:4287 47:374 49:1741 50:1849 51:572 52:1595 54:387 55:770 56:8 57:99 58:1755 59:1075 60:977 61:2481 62:2733 63:1936 64:5823 65:2337 66:5050 67:3051 68:1388 69:4177 70:1418 71:679 72:3045 74:2618 75:1496 76:606 77:2541 78:1915 79:3169 80:2118 81:1769 82:1484 83:1290 84:1531 85:3047 86:753 87:2076 88:1279 89:3675 90:619 91:7770 92:2040 93:2604 94:3668 95:4030 96:1327 97:336 98:1161 99:746 100:73 101:1303 102:2962 103:31349 104:4657 105:899 106:880 107:2565 108:1024 109:4426 110:2080 111:3192 112:2059 113:1531 114:1642 115:2080 116:1908 117:2572 118:2284 119:2007 120:1768 121:1058 122:2637 123:2176 124:1569 125:2476 128:1343 129:1135 130:1018 131:2154 132:845 133:421 134:1904 135:345 136:870 137:955 138:2827 139:1521 140:1206 141:1458 142:1441 143:1563 144:1162 145:351 146:1944 147:1579 148:2328 149:1975 150:878 151:1155 152:1963 153:570 154:4384 155:1418 156:1735 157:1305 158:1045 159:2270 160:2621 161:1532 162:3565 163:1561 164:1633 165:1773 166:928 167:1736 168:4118 169:962 170:4951 171:870 172:3552 173:2945 174:1016 175:1182 176:3740 177:5977 178:3656 179:2579 180:2414 181:3497 182:3331 183:1912 184:2351 185:20359 186:5111 187:4565 188:4212 189:3998 190:9273 191:1907 192:10957 193:8874 194:7358 195:5219 196:3290 197:2758 198:5965 199:6114 200:8162 201:6123 202:10555 203:10339 204:4648 205:3547 206:4033 207:3469 208:4107 209:4910 210:4237 211:2405 212:4141 213:3560 214:1081 215:60 216:6683 217:2779 218:1283 219:417 220:1755 221:977 222:714 223:2155 End of report