IPv4 Routing Table Report 04:00 +10GMT Fri 01 Apr, 2022

BGP Table (Global) as seen in Japan.

Report Website: https://thyme.apnic.net Detailed Analysis: https://thyme.apnic.net/current/

Analysis Summary ----------------

BGP routing table entries examined: 893941 Prefixes after maximum aggregation (per Origin AS): 336815 Deaggregation factor: 2.65 Unique aggregates announced (without unneeded subnets): 429186 Total ASes present in the Internet Routing Table: 72923 Prefixes per ASN: 12.26 Origin-only ASes present in the Internet Routing Table: 62578 Origin ASes announcing only one prefix: 25720 Transit ASes present in the Internet Routing Table: 10345 Transit-only ASes present in the Internet Routing Table: 377 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 64 Max AS path prepend of ASN (267602) 58 Prefixes from unregistered ASNs in the Routing Table: 858 Number of instances of unregistered ASNs: 863 Number of 32-bit ASNs allocated by the RIRs: 38952 Number of 32-bit ASNs visible in the Routing Table: 32373 Prefixes from 32-bit ASNs in the Routing Table: 151935 Number of bogon 32-bit ASNs visible in the Routing Table: 25 Special use prefixes present in the Routing Table: 1 Prefixes being announced from unallocated address space: 463 Number of addresses announced to Internet: 3068011008 Equivalent to 182 /8s, 222 /16s and 34 /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: 99.5 Total number of prefixes smaller than registry allocations: 303393

APNIC Region Analysis Summary -----------------------------

Prefixes being announced by APNIC Region ASes: 234021 Total APNIC prefixes after maximum aggregation: 66394 APNIC Deaggregation factor: 3.52 Prefixes being announced from the APNIC address blocks: 229012 Unique aggregates announced from the APNIC address blocks: 94320 APNIC Region origin ASes present in the Internet Routing Table: 12515 APNIC Prefixes per ASN: 18.30 APNIC Region origin ASes announcing only one prefix: 3555 APNIC Region transit ASes present in the Internet Routing Table: 1719 Average APNIC Region AS path length visible: 4.7 Max APNIC Region AS path length visible: 27 Number of APNIC region 32-bit ASNs visible in the Routing Table: 7713 Number of APNIC addresses announced to Internet: 773945984 Equivalent to 46 /8s, 33 /16s and 122 /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: 260391 Total ARIN prefixes after maximum aggregation: 119716 ARIN Deaggregation factor: 2.18 Prefixes being announced from the ARIN address blocks: 260244 Unique aggregates announced from the ARIN address blocks: 123984 ARIN Region origin ASes present in the Internet Routing Table: 18993 ARIN Prefixes per ASN: 13.70 ARIN Region origin ASes announcing only one prefix: 6897 ARIN Region transit ASes present in the Internet Routing Table: 1951 Average ARIN Region AS path length visible: 3.8 Max ARIN Region AS path length visible: 28 Number of ARIN region 32-bit ASNs visible in the Routing Table: 4417 Number of ARIN addresses announced to Internet: 1295614976 Equivalent to 77 /8s, 57 /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, 393216-401308 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: 256794 Total RIPE prefixes after maximum aggregation: 117199 RIPE Deaggregation factor: 2.19 Prefixes being announced from the RIPE address blocks: 254136 Unique aggregates announced from the RIPE address blocks: 150589 RIPE Region origin ASes present in the Internet Routing Table: 28104 RIPE Prefixes per ASN: 9.04 RIPE Region origin ASes announcing only one prefix: 12051 RIPE Region transit ASes present in the Internet Routing Table: 3970 Average RIPE Region AS path length visible: 4.3 Max RIPE Region AS path length visible: 31 Number of RIPE region 32-bit ASNs visible in the Routing Table: 10656 Number of RIPE addresses announced to Internet: 714182784 Equivalent to 42 /8s, 145 /16s and 144 /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: 114211 Total LACNIC prefixes after maximum aggregation: 27431 LACNIC Deaggregation factor: 4.16 Prefixes being announced from the LACNIC address blocks: 114189 Unique aggregates announced from the LACNIC address blocks: 48228 LACNIC Region origin ASes present in the Internet Routing Table: 10941 LACNIC Prefixes per ASN: 10.44 LACNIC Region origin ASes announcing only one prefix: 2651 LACNIC Region transit ASes present in the Internet Routing Table: 2215 Average LACNIC Region AS path length visible: 4.9 Max LACNIC Region AS path length visible: 64 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8636 Number of LACNIC addresses announced to Internet: 176290048 Equivalent to 10 /8s, 129 /16s and 249 /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: 27666 Total AfriNIC prefixes after maximum aggregation: 5427 AfriNIC Deaggregation factor: 5.10 Prefixes being announced from the AfriNIC address blocks: 35897 Unique aggregates announced from the AfriNIC address blocks: 11671 AfriNIC Region origin ASes present in the Internet Routing Table: 1619 AfriNIC Prefixes per ASN: 22.17 AfriNIC Region origin ASes announcing only one prefix: 566 AfriNIC Region transit ASes present in the Internet Routing Table: 326 Average AfriNIC Region AS path length visible: 5.2 Max AfriNIC Region AS path length visible: 34 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 951 Number of AfriNIC addresses announced to Internet: 107714304 Equivalent to 6 /8s, 107 /16s and 151 /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 9147 8884 44 CHINAMOBILE-CN China Mobile Communicati 7545 5905 789 699 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4713 4192 75 ERX-CERNET-BKB China Education and Rese 7552 3613 1330 19 VIETEL-AS-AP Viettel Group, VN 7713 3499 1038 51 TELKOMNET-AS-AP PT Telekomunikasi Indon 45899 3435 1880 56 VNPT-AS-VN VNPT Corp, VN 4766 2497 11121 601 KIXS-AS-KR Korea Telecom, KR 9498 2391 491 239 BBIL-AP BHARTI Airtel Ltd., IN 45090 2147 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute 4755 2112 429 195 TATACOMM-AS TATA Communications formerl

Complete listing at https://thyme.apnic.net/current/data-ASnet-APNIC

ARIN Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 16509 6222 10253 2665 AMAZON-02, US 11492 4455 295 713 CABLEONE, US 22773 3941 3060 365 ASN-CXA-ALL-CCI-22773-RDC, US 7155 3899 264 30 VIASAT-SP-BACKBONE, US 16625 3644 1875 2564 AKAMAI-AS, US 6327 3419 1318 62 SHAW, CA 749 2882 50780 2138 DNIC-AS-00749, US 30036 2609 373 160 MEDIACOM-ENTERPRISE-BUSINESS, US 209 2523 4962 425 CENTURYLINK-US-LEGACY-QWEST, US 20115 2256 3042 495 CHARTER-20115, US

Complete listing at https://thyme.apnic.net/current/data-ASnet-ARIN

RIPE Region per AS prefix count summary ---------------------------------------

ASN No of nets /20 equiv MaxAgg Description 12479 6799 1730 149 UNI2-AS, ES 9121 6717 1692 17 TTNET, TR 8551 4001 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 20940 3931 3360 200 AKAMAI-ASN1, NL 39891 3819 220 34 ALJAWWALSTC-AS, SA 12389 2960 2274 909 ROSTELECOM-AS, RU 6849 2860 355 21 UKRTELNET, UA 9009 2468 248 1289 M247, GB 34984 2213 356 620 TELLCOM-AS, TR 47331 2084 328 1596 TTNET, TR

Complete listing at https://thyme.apnic.net/current/data-ASnet-RIPE

LACNIC Region per AS prefix count summary -----------------------------------------

ASN No of nets /20 equiv MaxAgg Description 8151 10506 3404 556 Uninet S.A. de C.V., MX 10620 3476 519 711 Telmex Colombia S.A., CO 11830 2428 369 62 Instituto Costarricense de Electricidad 13999 1730 293 472 Mega Cable, S.A. de C.V., MX 6503 1447 355 524 Axtel, S.A.B. de C.V., MX 28573 1393 2332 253 CLARO S.A., BR 3816 1256 667 148 COLOMBIA TELECOMUNICACIONES S.A. ESP, C 6147 1086 369 21 Telefonica del Peru S.A.A., PE 11664 1003 192 447 Techtel LMDS Comunicaciones Interactiva 11172 956 133 63 Alestra, S. de R.L. de C.V., MX

Complete listing at https://thyme.apnic.net/current/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary ------------------------------------------

ASN No of nets /20 equiv MaxAgg Description 24863 1586 393 21 LINKdotNET-AS, EG 24835 1519 515 32 RAYA-AS, EG 36992 1303 1518 261 ETISALAT-MISR, EG 36903 1199 545 114 MT-MPLS, MA 29571 916 64 59 ORANGE-COTE-IVOIRE, CI 6713 612 1863 34 IAM-AS, MA 36935 606 520 43 Vodafone-, EG 15399 517 51 34 WANANCHI-, KE 37342 469 32 1 MOVITEL, MZ 23889 424 232 16 MauritiusTelecom, MU

Complete listing at https://thyme.apnic.net/current/data-ASnet-AFRINIC

Global Per AS prefix count summary ----------------------------------

ASN No of nets /20 equiv MaxAgg Description 8151 10506 3404 556 Uninet S.A. de C.V., MX 9808 9147 8884 44 CHINAMOBILE-CN China Mobile Communicati 12479 6799 1730 149 UNI2-AS, ES 9121 6717 1692 17 TTNET, TR 16509 6222 10253 2665 AMAZON-02, US 7545 5905 789 699 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4713 4192 75 ERX-CERNET-BKB China Education and Rese 11492 4455 295 713 CABLEONE, US 8551 4001 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne 22773 3941 3060 365 ASN-CXA-ALL-CCI-22773-RDC, US

Complete listing at https://thyme.apnic.net/current/data-ASnet

Global Per AS Maximum Aggregation summary -----------------------------------------

ASN No of nets Net Savings Description 9808 9147 9103 CHINAMOBILE-CN China Mobile Communications Grou 9121 6717 6700 TTNET, TR 12479 6799 6650 UNI2-AS, ES 7545 5905 5206 TPG-INTERNET-AP TPG Telecom Limited, AU 4538 4713 4638 ERX-CERNET-BKB China Education and Research Net 8551 4001 3962 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 7155 3899 3869 VIASAT-SP-BACKBONE, US 39891 3819 3785 ALJAWWALSTC-AS, SA 11492 4455 3742 CABLEONE, US 20940 3931 3731 AKAMAI-ASN1, NL

Complete listing at https://thyme.apnic.net/current/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 33123 UNALLOCATED 8.10.69.0/24 11168 SCC, 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 395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US 395056 UNALLOCATED 8.45.133.0/24 3356 LEVEL3, US 32306 UNALLOCATED 8.46.80.0/24 33652 CMCS, US

Complete listing at https://thyme.apnic.net/current/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://thyme.apnic.net/current/data-spar

Advertised Unallocated Addresses --------------------------------

Unassigned Network ASN Information AS Name 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 41.57.124.0/24 Origin: 37442 UNASSIGNED 41.57.124.0/24 Transit: 37204 TELONE, ZW

Complete listing at https://thyme.apnic.net/current/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 /10:40 /11:102 /12:307 /13:588 /14:1205 /15:2056 /16:13557 /17:8306 /18:13873 /19:25166 /20:43259 /21:52134 /22:108404 /23:95539 /24:528569 /25:807 /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 9121 5872 6717 TTNET, TR 12479 5778 6799 UNI2-AS, ES 8151 4160 10506 Uninet S.A. de C.V., MX 8551 3475 4001 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo 11492 3364 4455 CABLEONE, US 6327 3231 3419 SHAW, CA 39891 3131 3819 ALJAWWALSTC-AS, SA 7155 2989 3899 VIASAT-SP-BACKBONE, US 22773 2937 3941 ASN-CXA-ALL-CCI-22773-RDC, US 6849 2713 2860 UKRTELNET, UA

Complete listing at https://thyme.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global) ----------------------------------------------

1:1843 2:1054 3:154 4:7 5:3790 6:112 7:5 8:1561 9:1 11:172 12:1709 13:288 14:2386 15:189 16:44 17:380 18:148 20:194 21:4 22:188 23:5574 24:2291 25:6 27:2597 29:19 31:2440 32:96 34:1 35:68 36:1755 37:4414 38:2669 39:710 40:151 41:3933 42:998 43:2156 44:286 45:16090 46:4127 47:348 49:1666 50:1924 51:107 52:1403 53:1 54:359 55:708 56:8 57:58 58:1803 59:1197 60:955 61:2268 62:2486 63:1945 64:5502 65:2303 66:4833 67:2977 68:1180 69:4154 70:1343 71:657 72:3067 74:2658 75:1389 76:588 77:2145 78:3898 79:3104 80:1978 81:1737 82:1478 83:1208 84:1332 85:3643 86:714 87:1969 88:2697 89:3262 90:519 91:7629 92:1985 93:2603 94:3492 95:4749 96:1312 97:347 98:992 99:864 100:75 101:1029 102:2009 103:28739 104:4298 105:464 106:843 107:2508 108:823 109:4220 110:2070 111:3295 112:2011 113:1524 114:1480 115:1953 116:1903 117:2516 118:2271 119:1865 120:1679 121:1062 122:2554 123:2123 124:1594 125:2113 128:1197 129:1209 130:911 131:2073 132:761 133:374 134:1932 135:290 136:876 137:868 138:2431 139:1500 140:850 141:1405 142:1280 143:1487 144:1243 145:342 146:1783 147:1468 148:2215 149:1707 150:850 151:1076 152:1836 153:458 154:3509 155:1433 156:1892 157:1234 158:1027 159:2082 160:2434 161:1329 162:3463 163:1237 164:1647 165:1620 166:693 167:1717 168:3756 169:702 170:4433 171:819 172:3078 173:3075 174:1019 175:1129 176:3507 177:4569 178:3451 179:2001 180:2278 181:2952 182:3246 183:1945 184:2386 185:19472 186:4361 187:3664 188:3878 189:3132 190:8858 191:1300 192:11023 193:8593 194:6945 195:4969 196:2975 197:2396 198:6030 199:6026 200:7485 201:5673 202:10498 203:10010 204:4552 205:3384 206:3765 207:3398 208:4041 209:4660 210:4261 211:2453 212:4023 213:3405 214:1151 215:67 216:6448 217:2661 218:1262 219:573 220:1951 221:980 222:846 223:2140

End of report