IPv4 R&E Routing Table Report 20:15 GMT Sat 20 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: 188037 Prefixes after maximum aggregation (per Origin AS): 84521 Deaggregation factor: 2.22 Unique aggregates announced (without unneeded subnets): 104813 Number of IPv4 prefixes with a valid ROA: 74358 Number of IPv4 prefixes with an invalid ROA: 19 Number of IPv4 prefixes with no ROA: 113660 Total ASes present in the Internet Routing Table: 16302 Prefixes per ASN: 11.53 Origin-only ASes present in the Internet Routing Table: 14004 Origin ASes announcing only one prefix: 6432 Transit ASes present in the Internet Routing Table: 2298 Transit-only ASes present in the Internet Routing Table: 624 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: 226 Number of instances of unregistered ASNs: 227 Number of 32-bit ASNs allocated by the RIRs: 45022 Number of 32-bit ASNs visible in the Routing Table: 6151 Prefixes from 32-bit ASNs in the Routing Table: 21075 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: 1122597021 Equivalent to 66 /8s, 233 /16s and 120 /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: 52397 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 30393 Total APNIC prefixes after maximum aggregation: 7245 APNIC Deaggregation factor: 4.20 Prefixes being announced from the APNIC address blocks: 29911 Unique aggregates announced from the APNIC address blocks: 8300 APNIC Region origin ASes present in the Internet Routing Table: 1170 APNIC Prefixes per ASN: 25.56 APNIC Region origin ASes announcing only one prefix: 479 APNIC Region transit ASes present in the Internet Routing Table: 198 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: 502 Number of APNIC addresses announced to Internet: 202029420 Equivalent to 12 /8s, 10 /16s and 185 /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: 87677 Total ARIN prefixes after maximum aggregation: 48180 ARIN Deaggregation factor: 1.82 Prefixes being announced from the ARIN address blocks: 86301 Unique aggregates announced from the ARIN address blocks: 53832 ARIN Region origin ASes present in the Internet Routing Table: 7319 ARIN Prefixes per ASN: 11.79 ARIN Region origin ASes announcing only one prefix: 3181 ARIN Region transit ASes present in the Internet Routing Table: 666 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: 1504 Number of ARIN addresses announced to Internet: 654923617 Equivalent to 39 /8s, 9 /16s and 87 /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: 31574 Total RIPE prefixes after maximum aggregation: 17138 RIPE Deaggregation factor: 1.84 Prefixes being announced from the RIPE address blocks: 32609 Unique aggregates announced from the RIPE address blocks: 24565 RIPE Region origin ASes present in the Internet Routing Table: 3335 RIPE Prefixes per ASN: 9.78 RIPE Region origin ASes announcing only one prefix: 1438 RIPE Region transit ASes present in the Internet Routing Table: 537 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: 1244 Number of RIPE addresses announced to Internet: 163477456 Equivalent to 9 /8s, 190 /16s and 119 /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: 33223 Total LACNIC prefixes after maximum aggregation: 10166 LACNIC Deaggregation factor: 3.27 Prefixes being announced from the LACNIC address blocks: 32944 Unique aggregates announced from the LACNIC address blocks: 15405 LACNIC Region origin ASes present in the Internet Routing Table: 3546 LACNIC Prefixes per ASN: 9.29 LACNIC Region origin ASes announcing only one prefix: 1251 LACNIC Region transit ASes present in the Internet Routing Table: 720 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: 2800 Number of LACNIC addresses announced to Internet: 74396672 Equivalent to 4 /8s, 111 /16s and 52 /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: 4944 Total AfriNIC prefixes after maximum aggregation: 1622 AfriNIC Deaggregation factor: 3.05 Prefixes being announced from the AfriNIC address blocks: 6177 Unique aggregates announced from the AfriNIC address blocks: 2622 AfriNIC Region origin ASes present in the Internet Routing Table: 208 AfriNIC Prefixes per ASN: 29.70 AfriNIC Region origin ASes announcing only one prefix: 83 AfriNIC Region transit ASes present in the Internet Routing Table: 64 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: 101 Number of AfriNIC addresses announced to Internet: 27708416 Equivalent to 1 /8s, 166 /16s and 204 /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 9664 8746 74 CHINAMOBILE-CN China Mobile Communication 56046 1508 876 117 CMNET-JIANGSU-AP China Mobile communicati 56047 1508 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 651 10623 151 GIGAINFRA SoftBank Corp., JP 2907 601 2162 465 SINET-AS Research Organization of Informa 56040 487 490 108 CMNET-GUANGDONG-AP China Mobile communica 45102 483 767 109 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 10179 11546 3627 AMAZON-02, US 749 3252 54899 2504 DNIC-AS-00749, US 367 2622 3225 1227 DNIC-ASBLK-00306-00371, US 4155 1995 128 1306 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 1301 384 581 DNIC-ASBLK-05800-06055, US 7979 1024 67 208 SERVERS-COM, US 14618 982 4179 733 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 1278 102 1041 AKAMAI-ASN1, NL 3215 896 4814 290 France Telecom - Orange, FR 39891 800 50 18 ALJAWWALSTC-AS, SA 8376 702 60 24 Jordan Data Communications, JO 8452 578 1841 11 TE-AS TE-AS, EG 51167 552 105 241 CONTABO, DE 212238 454 33 403 CDNEXT, GB 35819 443 439 53 MOBILY-AS Etihad Etisalat Company Mobily, 20978 420 196 13 TT_MOBIL Istanbul, TR 13046 382 34 5 ASN-ISKON, HR 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 5557 1602 668 UNINET, MX 3816 1326 783 198 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 874 1128 28 TELEFONICA BRASIL S.A, BR 26599 541 2891 72 TELEFONICA BRASIL S.A, BR 13999 533 73 230 Mega Cable, S.A. de C.V., MX 22047 405 343 18 VTR BANDA ANCHA S.A., CL 10620 341 44 283 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 754 389 16 LINKdotNET-AS, EG 29571 532 48 248 ORANGE-COTE-IVOIRE, CI 36914 450 82 3 KENET-AS, KE 2018 377 319 71 TENET-1, ZA 36935 258 64 77 Vodafone-, EG 24835 151 152 90 RAYA-AS, EG 37492 149 471 44 ORANGE-, TN 37693 148 597 51 TUNISIANA, TN 36992 146 235 125 ETISALAT-MISR, EG 37480 129 8 34 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 10179 11546 3627 AMAZON-02, US 9808 9664 8746 74 CHINAMOBILE-CN China Mobile Communication 8151 5557 1602 668 UNINET, MX 749 3252 54899 2504 DNIC-AS-00749, US 367 2622 3225 1227 DNIC-ASBLK-00306-00371, US 4155 1995 128 1306 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 9664 9590 CHINAMOBILE-CN China Mobile Communications Grou 8151 5557 4889 UNINET, MX 56047 1508 1460 CMNET-HUNAN-AP China Mobile communications corp 367 2622 1395 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 1326 1128 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 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 13342 UNALLOCATED 12.164.235.0/24 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 41.57.127.0/24 Origin: 37442 RESERVED, ZZ 41.57.127.0/24 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 /16:5919 /17:2441 /18:2561 /19:5452 /20:8483 /21:11060 /22:19944 /23:20578 /24:110054 /25:42 /26:46 /27:68 /28:17 /29:16 /30:11 /31:0 /32:4 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 2833 5557 UNINET, MX 16509 2136 10179 AMAZON-02, US 11492 1210 1600 CABLEONE, US 209 956 1691 CENTURYLINK-US-LEGACY-QWEST, US 11830 923 1087 Instituto Costarricense de Electricidad y Telecom., CR 19901 785 933 BRSPD-PUBLIC, US 11776 739 1589 ATLANTICBB-JOHNSTOWN, US 6147 673 1079 Telefonica del Peru S.A.A., PE 8376 550 702 Jordan Data Communications, JO 36914 440 450 KENET-AS, KE Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:13 2:189 3:374 5:397 6:135 7:5 8:628 11:171 12:650 13:307 14:98 15:281 16:182 17:6 18:752 20:33 21:4 22:188 23:1800 24:716 25:2 27:30 29:19 31:170 32:1 34:10 35:59 36:1197 37:385 38:808 39:536 40:27 41:732 42:13 43:176 44:33 45:2787 46:609 47:98 49:12 50:273 51:356 52:1360 54:276 55:923 57:21 58:33 59:34 60:17 61:54 62:315 63:496 64:1493 65:811 66:1160 67:836 68:171 69:819 70:136 71:194 72:442 74:689 75:382 76:189 77:244 78:313 79:157 80:209 81:183 82:215 83:107 84:189 85:343 86:164 87:153 88:174 89:538 90:97 91:600 92:421 93:298 94:477 95:172 96:364 97:35 98:139 99:154 100:11 101:16 102:232 103:1140 104:703 105:77 106:3 107:190 108:309 109:261 110:27 111:1810 112:447 113:39 114:35 115:19 116:35 117:963 118:73 119:106 120:1091 121:36 122:78 123:22 124:56 125:19 128:356 129:272 130:511 131:832 132:549 133:197 134:341 135:88 136:388 137:423 138:844 139:389 140:587 141:319 142:721 143:697 144:337 145:66 146:472 147:406 148:592 149:449 150:290 151:520 152:573 153:117 154:533 155:629 156:440 157:295 158:318 159:649 160:852 161:483 162:685 163:275 164:652 165:396 166:147 167:420 168:1020 169:138 170:1237 171:68 172:950 173:784 174:169 175:44 176:261 177:990 178:273 179:561 180:55 181:920 182:26 183:829 184:311 185:2355 186:893 187:965 188:522 189:1117 190:2682 191:280 192:3841 193:1313 194:883 195:580 196:432 197:671 198:1987 199:3810 200:2554 201:2421 202:1101 203:653 204:1712 205:1679 206:1179 207:1125 208:908 209:1321 210:342 211:442 212:696 213:584 214:1026 215:42 216:1706 217:278 218:525 219:37 220:29 221:302 222:20 223:638 End of report