IPv4 R&E Routing Table Report 18:35 GMT Thu 25 Aug, 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: 924433 Prefixes after maximum aggregation (per Origin AS): 341870 Deaggregation factor: 2.70 Unique aggregates announced (without unneeded subnets): 438456 Number of IPv4 prefixes with a valid ROA: 364195 Number of IPv4 prefixes with an invalid ROA: 2864 Number of IPv4 prefixes with no ROA: 557374 Total ASes present in the Internet Routing Table: 73661 Prefixes per ASN: 12.55 Origin-only ASes present in the Internet Routing Table: 63078 Origin ASes announcing only one prefix: 25540 Transit ASes present in the Internet Routing Table: 10583 Transit-only ASes present in the Internet Routing Table: 393 Paths with bogon ASNs present in the IPv4 Routing Table: 125 Average AS path length visible in the Internet Routing Table: 5.6 Max AS path length visible: 250 Max AS path prepend of ASN ( 51196) 246 Prefixes from unregistered ASNs in the Routing Table: 1018 Number of instances of unregistered ASNs: 1020 Number of 32-bit ASNs allocated by the RIRs: 40050 Number of 32-bit ASNs visible in the Routing Table: 33289 Prefixes from 32-bit ASNs in the Routing Table: 165639 Number of bogon 32-bit ASNs visible in the Routing Table: 51 Special use prefixes present in the Routing Table: 2 Prefixes being announced from unallocated address space: 518 Number of addresses announced to Internet: 3069073152 Equivalent to 182 /8s, 238 /16s and 87 /24s Percentage of available address space announced: 82.9 Percentage of allocated address space announced: 82.9 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: 318899 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 234341 Total APNIC prefixes after maximum aggregation: 67006 APNIC Deaggregation factor: 3.50 Prefixes being announced from the APNIC address blocks: 229427 Unique aggregates announced from the APNIC address blocks: 96264 APNIC Region origin ASes present in the Internet Routing Table: 12890 APNIC Prefixes per ASN: 17.80 APNIC Region origin ASes announcing only one prefix: 3725 APNIC Region transit ASes present in the Internet Routing Table: 1773 Average APNIC Region AS path length visible: 6.0 Max APNIC Region AS path length visible: 28 Number of APNIC region 32-bit ASNs visible in the Routing Table: 8152 Number of APNIC addresses announced to Internet: 772795904 Equivalent to 46 /8s, 15 /16s and 238 /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: 266739 Total ARIN prefixes after maximum aggregation: 120867 ARIN Deaggregation factor: 2.21 Prefixes being announced from the ARIN address blocks: 267175 Unique aggregates announced from the ARIN address blocks: 127670 ARIN Region origin ASes present in the Internet Routing Table: 19073 ARIN Prefixes per ASN: 14.01 ARIN Region origin ASes announcing only one prefix: 6926 ARIN Region transit ASes present in the Internet Routing Table: 1946 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 37 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4598 Number of ARIN addresses announced to Internet: 1293906944 Equivalent to 77 /8s, 31 /16s and 116 /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: 264058 Total RIPE prefixes after maximum aggregation: 119748 RIPE Deaggregation factor: 2.21 Prefixes being announced from the RIPE address blocks: 261140 Unique aggregates announced from the RIPE address blocks: 153388 RIPE Region origin ASes present in the Internet Routing Table: 28226 RIPE Prefixes per ASN: 9.25 RIPE Region origin ASes announcing only one prefix: 12031 RIPE Region transit ASes present in the Internet Routing Table: 4053 Average RIPE Region AS path length visible: 5.3 Max RIPE Region AS path length visible: 250 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10813 Number of RIPE addresses announced to Internet: 717700352 Equivalent to 42 /8s, 199 /16s and 61 /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: 125901 Total LACNIC prefixes after maximum aggregation: 27805 LACNIC Deaggregation factor: 4.53 Prefixes being announced from the LACNIC address blocks: 125454 Unique aggregates announced from the LACNIC address blocks: 48846 LACNIC Region origin ASes present in the Internet Routing Table: 10987 LACNIC Prefixes per ASN: 11.42 LACNIC Region origin ASes announcing only one prefix: 2310 LACNIC Region transit ASes present in the Internet Routing Table: 2283 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: 8710 Number of LACNIC addresses announced to Internet: 176433408 Equivalent to 10 /8s, 132 /16s and 41 /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: 32376 Total AfriNIC prefixes after maximum aggregation: 5659 AfriNIC Deaggregation factor: 5.72 Prefixes being announced from the AfriNIC address blocks: 40719 Unique aggregates announced from the AfriNIC address blocks: 11844 AfriNIC Region origin ASes present in the Internet Routing Table: 1687 AfriNIC Prefixes per ASN: 24.14 AfriNIC Region origin ASes announcing only one prefix: 548 AfriNIC Region transit ASes present in the Internet Routing Table: 319 Average AfriNIC Region AS path length visible: 5.0 Max AfriNIC Region AS path length visible: 59 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1016 Number of AfriNIC addresses announced to Internet: 107946240 Equivalent to 6 /8s, 111 /16s and 33 /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 9110 8883 47 CHINAMOBILE-CN China Mobile Communicati 7545 5924 789 698 TPG-INTERNET-AP TPG Telecom Limited, AU 7552 3583 1330 20 VIETEL-AS-AP Viettel Group, VN 7713 3519 1042 61 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3462 1877 67 VNPT-AS-VN VNPT Corp, VN 9498 2428 499 240 BBIL-AP BHARTI Airtel Ltd., IN 4766 2258 11124 597 KIXS-AS-KR Korea Telecom, KR 45090 2201 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 24560 2189 851 407 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd 4755 2126 425 216 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 6871 10406 2725 AMAZON-02, US 11492 4535 301 573 CABLEONE, US 7155 3906 265 32 VIASAT-SP-BACKBONE, US 22773 3815 3064 352 ASN-CXA-ALL-CCI-22773-RDC, US 16625 3472 1791 2503 AKAMAI-AS, US 6327 3451 1319 63 SHAW, CA 749 3036 50728 2294 DNIC-AS-00749, US 30036 2608 370 245 MEDIACOM-ENTERPRISE-BUSINESS, US 396982 2529 3387 364 GOOGLE-CLOUD-PLATFORM, US 209 2365 4935 404 CENTURYLINK-US-LEGACY-QWEST, 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 6885 1730 144 UNI2-AS, ES 9121 6568 1692 17 TTNET, TR 20940 4073 3361 202 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3999 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 12389 2912 2290 909 ROSTELECOM-AS, RU 6849 2791 355 21 UKRTELNET, UA 9009 2586 252 1323 M247, GB 34984 2250 358 631 TELLCOM-AS, TR 47331 2069 324 1567 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 10872 3393 557 Uninet S.A. de C.V., MX 10620 3507 516 779 Telmex Colombia S.A., CO 11830 2338 369 64 Instituto Costarricense de Electricidad 13999 1972 320 512 Mega Cable, S.A. de C.V., MX 28573 1358 2327 267 Claro NXT Telecomunicacoes Ltda, BR 6503 1289 338 521 Axtel, S.A.B. de C.V., MX 3816 1273 699 153 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1129 369 21 Telefonica del Peru S.A.A., PE 11664 1054 180 468 Techtel LMDS Comunicaciones Interactiva 26615 979 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 1954 326 58 Telkom-Internet, ZA 24863 1602 393 21 LINKdotNET-AS, EG 24835 1546 521 31 RAYA-AS, EG 36992 1324 1519 268 ETISALAT-MISR, EG 36903 1268 550 99 MT-MPLS, MA 29571 990 67 42 ORANGE-COTE-IVOIRE, CI 36935 810 520 42 Vodafone-, EG 6713 612 1863 34 IAM-AS, MA 15399 497 50 31 WANANCHI-, KE 37342 481 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 10872 3393 557 Uninet S.A. de C.V., MX 9808 9110 8883 47 CHINAMOBILE-CN China Mobile Communicati 12479 6885 1730 144 UNI2-AS, ES 16509 6871 10406 2725 AMAZON-02, US 9121 6568 1692 17 TTNET, TR 7545 5924 789 698 TPG-INTERNET-AP TPG Telecom Limited, AU 11492 4535 301 573 CABLEONE, US 20940 4073 3361 202 AKAMAI-ASN1, NL 39891 4006 234 46 ALJAWWALSTC-AS, SA 8551 3999 374 39 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 9110 9063 CHINAMOBILE-CN China Mobile Communications Grou 12479 6885 6741 UNI2-AS, ES 9121 6568 6551 TTNET, TR 7545 5924 5226 TPG-INTERNET-AP TPG Telecom Limited, AU 16509 6871 4146 AMAZON-02, US 11492 4535 3962 CABLEONE, US 39891 4006 3960 ALJAWWALSTC-AS, SA 8551 3999 3960 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3906 3874 VIASAT-SP-BACKBONE, US 20940 4073 3871 AKAMAI-ASN1, NL 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 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 18604 UNALLOCATED 8.25.204.0/24 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 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 23.128.80.0/24 Origin: 397372 UNASSIGNED 23.128.80.0/24 Transit: 174 COGENT-174, 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/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 /11:101 /12:300 /13:594 /14:1213 /15:2125 /16:13600 /17:8395 /18:14133 /19:25184 /20:44123 /21:52968 /22:110092 /23:100563 /24:550975 /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 5873 6885 UNI2-AS, ES 9121 5727 6568 TTNET, TR 8151 4600 10872 Uninet S.A. de C.V., MX 8551 3457 3999 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3451 4535 CABLEONE, US 6327 3261 3451 SHAW, CA 39891 3189 4006 ALJAWWALSTC-AS, SA 7155 2995 3906 VIASAT-SP-BACKBONE, US 22773 2829 3815 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2643 2791 UKRTELNET, UA Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:1957 2:1042 3:157 4:7 5:4020 6:114 7:6 8:1594 9:1 11:172 12:1647 13:336 14:2362 15:245 16:46 17:377 18:195 20:247 21:4 22:188 23:5910 24:2460 25:6 27:2709 29:19 31:2437 32:96 34:7 35:87 36:1876 37:4511 38:3473 39:725 40:159 41:4422 42:1134 43:2252 44:295 45:17124 46:4207 47:330 49:1740 50:1961 51:240 52:1462 54:385 55:843 56:8 57:69 58:1791 59:1116 60:975 61:2332 62:2636 63:1940 64:5617 65:2379 66:4964 67:3004 68:1237 69:4187 70:1316 71:689 72:3093 74:2664 75:1413 76:586 77:2377 78:4006 79:3128 80:2053 81:1807 82:1493 83:1220 84:1384 85:3755 86:739 87:2009 88:2801 89:3461 90:550 91:7737 92:2060 93:2564 94:3569 95:4820 96:1298 97:351 98:1029 99:722 100:77 101:1295 102:2604 103:30143 104:4573 105:2063 106:887 107:2550 108:893 109:4357 110:2001 111:3296 112:2057 113:1514 114:1519 115:2135 116:1898 117:2493 118:2331 119:1825 120:1765 121:1034 122:2568 123:2122 124:1533 125:2102 128:1262 129:1103 130:1028 131:2239 132:836 133:378 134:1939 135:343 136:857 137:891 138:2767 139:1514 140:945 141:1447 142:1330 143:1511 144:1207 145:342 146:1868 147:1522 148:2224 149:1785 150:878 151:1085 152:1886 153:547 154:3760 155:1459 156:1748 157:1280 158:1046 159:2206 160:2599 161:1339 162:3532 163:1400 164:1680 165:1679 166:778 167:1770 168:4081 169:908 170:4866 171:845 172:3339 173:3159 174:1022 175:1173 176:3681 177:5871 178:3602 179:2616 180:2344 181:3322 182:3197 183:1916 184:2377 185:19818 186:4933 187:4432 188:4099 189:3764 190:9086 191:1755 192:11009 193:8730 194:7165 195:5166 196:3221 197:2866 198:6031 199:6066 200:7952 201:5995 202:10333 203:10219 204:4530 205:3449 206:3799 207:3449 208:4090 209:4752 210:4215 211:2311 212:4094 213:3503 214:1128 215:66 216:6438 217:2740 218:1270 219:411 220:2009 221:952 222:655 223:1974 End of report