IPv4 R&E Routing Table Report 20:15 GMT Sat 13 Jul, 2024 IPv4 BGP Table (R&E) as seen at KREONet2. Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/KREONet2/ Analysis Summary ---------------- BGP routing table entries examined: 186006 Prefixes after maximum aggregation (per Origin AS): 83900 Deaggregation factor: 2.22 Unique aggregates announced (without unneeded subnets): 103940 Number of IPv4 prefixes with a valid ROA: 73206 Number of IPv4 prefixes with an invalid ROA: 22 Number of IPv4 prefixes with no ROA: 112778 Total ASes present in the Internet Routing Table: 15894 Prefixes per ASN: 11.70 Origin-only ASes present in the Internet Routing Table: 13690 Origin ASes announcing only one prefix: 6286 Transit ASes present in the Internet Routing Table: 2204 Transit-only ASes present in the Internet Routing Table: 621 Paths with bogon ASNs present in the IPv4 Routing Table: 3 Average AS path length visible in the Internet Routing Table: 5.8 Max AS path length visible: 41 Max AS path prepend of ASN ( 59588) 32 Prefixes from unregistered ASNs in the Routing Table: 217 Number of instances of unregistered ASNs: 218 Number of 32-bit ASNs allocated by the RIRs: 44961 Number of 32-bit ASNs visible in the Routing Table: 5793 Prefixes from 32-bit ASNs in the Routing Table: 19660 Number of bogon 32-bit ASNs visible in the Routing Table: 4 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 95 Number of addresses announced to Internet: 1122558877 Equivalent to 66 /8s, 232 /16s and 227 /24s Percentage of available address space announced: 30.3 Percentage of allocated address space announced: 30.3 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: 51977 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30354 Total APNIC prefixes after maximum aggregation: 7209 APNIC Deaggregation factor: 4.21 Prefixes being announced from the APNIC address blocks: 29872 Unique aggregates announced from the APNIC address blocks: 8213 APNIC Region origin ASes present in the Internet Routing Table: 1168 APNIC Prefixes per ASN: 25.58 APNIC Region origin ASes announcing only one prefix: 477 APNIC Region transit ASes present in the Internet Routing Table: 197 Average APNIC Region AS path length visible: 7.3 Max APNIC Region AS path length visible: 16 Number of APNIC region 32-bit ASNs visible in the Routing Table: 517 Number of APNIC addresses announced to Internet: 202175340 Equivalent to 12 /8s, 12 /16s and 243 /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: 87788 Total ARIN prefixes after maximum aggregation: 48342 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 86381 Unique aggregates announced from the ARIN address blocks: 53965 ARIN Region origin ASes present in the Internet Routing Table: 7314 ARIN Prefixes per ASN: 11.81 ARIN Region origin ASes announcing only one prefix: 3179 ARIN Region transit ASes present in the Internet Routing Table: 667 Average ARIN Region AS path length visible: 5.3 Max ARIN Region AS path length visible: 26 Number of ARIN region 32-bit ASNs visible in the Routing Table: 1507 Number of ARIN addresses announced to Internet: 655328353 Equivalent to 39 /8s, 15 /16s and 132 /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, 393216-402332 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: 31456 Total RIPE prefixes after maximum aggregation: 17005 RIPE Deaggregation factor: 1.85 Prefixes being announced from the RIPE address blocks: 32483 Unique aggregates announced from the RIPE address blocks: 24354 RIPE Region origin ASes present in the Internet Routing Table: 3355 RIPE Prefixes per ASN: 9.68 RIPE Region origin ASes announcing only one prefix: 1441 RIPE Region transit ASes present in the Internet Routing Table: 532 Average RIPE Region AS path length visible: 5.6 Max RIPE Region AS path length visible: 41 Number of RIPE region 32-bit ASNs visible in the Routing Table: 1233 Number of RIPE addresses announced to Internet: 163476688 Equivalent to 9 /8s, 190 /16s and 116 /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 196608-216475 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: 31203 Total LACNIC prefixes after maximum aggregation: 9621 LACNIC Deaggregation factor: 3.24 Prefixes being announced from the LACNIC address blocks: 30923 Unique aggregates announced from the LACNIC address blocks: 14741 LACNIC Region origin ASes present in the Internet Routing Table: 3129 LACNIC Prefixes per ASN: 9.88 LACNIC Region origin ASes announcing only one prefix: 1111 LACNIC Region transit ASes present in the Internet Routing Table: 632 Average LACNIC Region AS path length visible: 5.9 Max LACNIC Region AS path length visible: 26 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2434 Number of LACNIC addresses announced to Internet: 73722368 Equivalent to 4 /8s, 100 /16s and 234 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-274844 + 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: 4988 Total AfriNIC prefixes after maximum aggregation: 1555 AfriNIC Deaggregation factor: 3.21 Prefixes being announced from the AfriNIC address blocks: 6252 Unique aggregates announced from the AfriNIC address blocks: 2578 AfriNIC Region origin ASes present in the Internet Routing Table: 207 AfriNIC Prefixes per ASN: 30.20 AfriNIC Region origin ASes announcing only one prefix: 78 AfriNIC Region transit ASes present in the Internet Routing Table: 65 Average AfriNIC Region AS path length visible: 5.7 Max AfriNIC Region AS path length visible: 28 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 102 Number of AfriNIC addresses announced to Internet: 27798272 Equivalent to 1 /8s, 168 /16s and 43 /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 9663 8746 74 CHINAMOBILE-CN China Mobile Communication 56046 1508 876 117 CMNET-JIANGSU-AP China Mobile communicati 56047 1507 192 48 CMNET-HUNAN-AP China Mobile communication 56041 1467 714 73 CMNET-ZHEJIANG-AP China Mobile communicat 24547 803 176 57 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic 24444 769 501 72 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co 17676 662 10623 151 GIGAINFRA SoftBank Corp., JP 2907 601 2162 465 SINET-AS Research Organization of Informa 56040 488 490 108 CMNET-GUANGDONG-AP China Mobile communica 45102 482 767 109 ALIBABA-CN-NET Alibaba US Technology Co., Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 10120 11538 3634 AMAZON-02, US 749 3254 54899 2506 DNIC-AS-00749, US 367 2617 3224 1219 DNIC-ASBLK-00306-00371, US 4155 1976 127 1295 USDA-1, US 209 1691 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11492 1600 106 890 CABLEONE, US 11776 1589 222 274 ATLANTICBB-JOHNSTOWN, US 5972 1300 384 583 DNIC-ASBLK-05800-06055, US 7979 1016 66 206 SERVERS-COM, US 14618 975 4179 728 AMAZON-AES, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 20940 1277 102 1036 AKAMAI-ASN1, NL 3215 896 4814 290 France Telecom - Orange, FR 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 706 60 24 Jordan Data Communications, JO 8452 584 1841 11 TE-AS TE-AS, EG 51167 550 105 240 CONTABO, DE 212238 453 33 402 CDNEXT, GB 35819 432 415 44 MOBILY-AS Etihad Etisalat Company Mobily, 20978 420 196 13 TT_MOBIL Istanbul, TR 57878 382 31 188 PRAGER-IT, AT Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 5711 1641 757 UNINET, MX 3816 1322 777 200 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 11830 1087 324 6 Instituto Costarricense de Electricidad y 6147 1079 369 22 Telefonica del Peru S.A.A., PE 18881 778 1128 28 TELEFONICA BRASIL S.A, BR 26599 542 2891 72 TELEFONICA BRASIL S.A, BR 13999 530 73 228 Mega Cable, S.A. de C.V., MX 22047 405 343 18 VTR BANDA ANCHA S.A., CL 10620 357 49 295 Telmex Colombia S.A., CO 27843 231 20 33 WIN EMPRESAS S.A.C., PE Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24863 810 389 16 LINKdotNET-AS, EG 29571 527 48 245 ORANGE-COTE-IVOIRE, CI 36914 439 82 3 KENET-AS, KE 2018 381 319 71 TENET-1, ZA 36935 261 65 80 Vodafone-, EG 24835 152 152 89 RAYA-AS, EG 37492 149 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 36992 146 235 125 ETISALAT-MISR, EG 37480 130 8 31 Cobranet, NG Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 10120 11538 3634 AMAZON-02, US 9808 9663 8746 74 CHINAMOBILE-CN China Mobile Communication 8151 5711 1641 757 UNINET, MX 749 3254 54899 2506 DNIC-AS-00749, US 367 2617 3224 1219 DNIC-ASBLK-00306-00371, US 4155 1976 127 1295 USDA-1, US 209 1691 4898 309 CENTURYLINK-US-LEGACY-QWEST, US 11492 1600 106 890 CABLEONE, US 11776 1589 222 274 ATLANTICBB-JOHNSTOWN, US 56046 1508 876 117 CMNET-JIANGSU-AP China Mobile communicati Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 9663 9589 CHINAMOBILE-CN China Mobile Communications Grou 8151 5711 4954 UNINET, MX 56047 1507 1459 CMNET-HUNAN-AP China Mobile communications corp 367 2617 1398 DNIC-ASBLK-00306-00371, US 56041 1467 1394 CMNET-ZHEJIANG-AP China Mobile communications c 56046 1508 1391 CMNET-JIANGSU-AP China Mobile communications co 209 1691 1382 CENTURYLINK-US-LEGACY-QWEST, US 11776 1589 1315 ATLANTICBB-JOHNSTOWN, US 3816 1322 1122 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO 11830 1087 1081 Instituto Costarricense de Electricidad y Telec Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US 46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US 14652 UNALLOCATED 8.39.162.0/24 3356 LEVEL3, US 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 46639 UNALLOCATED 8.42.219.0/24 3356 LEVEL3, US 13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US 22538 UNALLOCATED 12.131.3.0/24 7018 ATT-INTERNET4, US 26295 UNALLOCATED 12.147.1.0/24 7018 ATT-INTERNET4, US 30442 UNALLOCATED 12.155.208.0/24 7018 ATT-INTERNET4, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/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/KREONet2/data-spar Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 41.57.124.0/24 Origin: 37442 RESERVED, ZZ 41.57.124.0/24 Transit: 37204 TELONE, ZW 41.74.44.0/24 Origin: 37544 RESERVED, ZZ 41.74.44.0/24 Transit: 15964 CAMNET-AS, CM 41.78.60.0/22 Origin: 6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A 41.78.60.0/22 Transit: 2914 NTT-LTD-2914, US 41.78.204.0/22 Origin: 37475 RESERVED, ZZ 41.78.204.0/22 Transit: 15964 CAMNET-AS, CM 41.79.128.0/22 Origin: 37475 RESERVED, ZZ 41.79.128.0/22 Transit: 15964 CAMNET-AS, CM Complete listing at https://bgp.nsrc.org/REN/KREONet2/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 /8:11 /9:6 /10:18 /11:30 /12:91 /13:129 /14:358 /15:698 /16:5932 /17:2445 /18:2571 /19:5452 /20:8410 /21:10969 /22:19595 /23:20165 /24:108920 /25:42 /26:47 /27:68 /28:19 /29:16 /30:10 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 2976 5711 UNINET, MX 16509 2131 10120 AMAZON-02, US 11492 1210 1600 CABLEONE, US 209 955 1691 CENTURYLINK-US-LEGACY-QWEST, US 11830 923 1087 Instituto Costarricense de Electricidad y Telecom., CR 19901 783 931 BRSPD-PUBLIC, US 11776 739 1589 ATLANTICBB-JOHNSTOWN, US 6147 673 1079 Telefonica del Peru S.A.A., PE 8376 549 706 Jordan Data Communications, JO 7979 439 1016 SERVERS-COM, US Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:13 2:188 3:367 5:388 6:135 7:5 8:627 11:171 12:653 13:303 14:99 15:281 16:183 17:6 18:749 20:34 21:4 22:188 23:1799 24:713 25:2 27:27 29:19 31:163 32:1 34:10 35:59 36:1196 37:368 38:818 39:536 40:27 41:735 42:13 43:174 44:33 45:2550 46:600 47:99 49:12 50:269 51:355 52:1354 54:272 55:863 57:21 58:6 59:34 60:17 61:55 62:324 63:495 64:1491 65:813 66:1159 67:846 68:177 69:814 70:141 71:194 72:466 74:707 75:381 76:188 77:238 78:319 79:157 80:216 81:182 82:215 83:107 84:190 85:337 86:163 87:157 88:173 89:518 90:97 91:601 92:425 93:300 94:478 95:173 96:359 97:34 98:139 99:153 100:11 101:17 102:222 103:1154 104:702 105:76 106:3 107:180 108:309 109:253 110:27 111:1809 112:447 113:46 114:35 115:15 116:34 117:963 118:76 119:105 120:1091 121:36 122:80 123:21 124:56 125:19 128:356 129:277 130:523 131:791 132:548 133:196 134:341 135:88 136:386 137:423 138:783 139:389 140:591 141:330 142:720 143:600 144:334 145:67 146:467 147:402 148:588 149:466 150:292 151:522 152:578 153:117 154:531 155:629 156:445 157:288 158:321 159:657 160:851 161:461 162:696 163:274 164:662 165:399 166:138 167:410 168:977 169:138 170:1206 171:63 172:927 173:789 174:173 175:44 176:259 177:841 178:273 179:523 180:57 181:882 182:21 183:828 184:312 185:2276 186:762 187:914 188:514 189:1137 190:2659 191:265 192:3831 193:1279 194:868 195:569 196:417 197:702 198:2006 199:3787 200:2494 201:2468 202:1078 203:641 204:1704 205:1690 206:1192 207:1104 208:988 209:1353 210:338 211:439 212:692 213:581 214:1011 215:42 216:1718 217:300 218:525 219:29 220:29 221:302 222:20 223:638 End of report