IPv4 Routing Table Report 04:00 +10GMT Tue 29 Mar, 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: 893265
Prefixes after maximum aggregation (per Origin AS): 336676
Deaggregation factor: 2.65
Unique aggregates announced (without unneeded subnets): 428645
Total ASes present in the Internet Routing Table: 72896
Prefixes per ASN: 12.25
Origin-only ASes present in the Internet Routing Table: 62533
Origin ASes announcing only one prefix: 25686
Transit ASes present in the Internet Routing Table: 10363
Transit-only ASes present in the Internet Routing Table: 374
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 65
Max AS path prepend of ASN (267602) 58
Prefixes from unregistered ASNs in the Routing Table: 873
Number of instances of unregistered ASNs: 878
Number of 32-bit ASNs allocated by the RIRs: 38917
Number of 32-bit ASNs visible in the Routing Table: 32337
Prefixes from 32-bit ASNs in the Routing Table: 151756
Number of bogon 32-bit ASNs visible in the Routing Table: 27
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 459
Number of addresses announced to Internet: 3068351232
Equivalent to 182 /8s, 227 /16s and 83 /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: 302583
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 233999
Total APNIC prefixes after maximum aggregation: 66321
APNIC Deaggregation factor: 3.53
Prefixes being announced from the APNIC address blocks: 229012
Unique aggregates announced from the APNIC address blocks: 94133
APNIC Region origin ASes present in the Internet Routing Table: 12482
APNIC Prefixes per ASN: 18.35
APNIC Region origin ASes announcing only one prefix: 3542
APNIC Region transit ASes present in the Internet Routing Table: 1717
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: 7679
Number of APNIC addresses announced to Internet: 774122112
Equivalent to 46 /8s, 36 /16s and 42 /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: 260890
Total ARIN prefixes after maximum aggregation: 119700
ARIN Deaggregation factor: 2.18
Prefixes being announced from the ARIN address blocks: 260771
Unique aggregates announced from the ARIN address blocks: 124102
ARIN Region origin ASes present in the Internet Routing Table: 18996
ARIN Prefixes per ASN: 13.73
ARIN Region origin ASes announcing only one prefix: 6896
ARIN Region transit ASes present in the Internet Routing Table: 1956
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: 4415
Number of ARIN addresses announced to Internet: 1295787008
Equivalent to 77 /8s, 60 /16s and 36 /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: 255757
Total RIPE prefixes after maximum aggregation: 117142
RIPE Deaggregation factor: 2.18
Prefixes being announced from the RIPE address blocks: 253110
Unique aggregates announced from the RIPE address blocks: 150207
RIPE Region origin ASes present in the Internet Routing Table: 28108
RIPE Prefixes per ASN: 9.00
RIPE Region origin ASes announcing only one prefix: 12050
RIPE Region transit ASes present in the Internet Routing Table: 3990
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: 10661
Number of RIPE addresses announced to Internet: 714195584
Equivalent to 42 /8s, 145 /16s and 194 /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: 114175
Total LACNIC prefixes after maximum aggregation: 27437
LACNIC Deaggregation factor: 4.16
Prefixes being announced from the LACNIC address blocks: 114145
Unique aggregates announced from the LACNIC address blocks: 48166
LACNIC Region origin ASes present in the Internet Routing Table: 10939
LACNIC Prefixes per ASN: 10.43
LACNIC Region origin ASes announcing only one prefix: 2636
LACNIC Region transit ASes present in the Internet Routing Table: 2206
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 65
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8634
Number of LACNIC addresses announced to Internet: 176275712
Equivalent to 10 /8s, 129 /16s and 193 /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: 27571
Total AfriNIC prefixes after maximum aggregation: 5421
AfriNIC Deaggregation factor: 5.09
Prefixes being announced from the AfriNIC address blocks: 35768
Unique aggregates announced from the AfriNIC address blocks: 11647
AfriNIC Region origin ASes present in the Internet Routing Table: 1617
AfriNIC Prefixes per ASN: 22.12
AfriNIC Region origin ASes announcing only one prefix: 562
AfriNIC Region transit ASes present in the Internet Routing Table: 324
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: 948
Number of AfriNIC addresses announced to Internet: 107711744
Equivalent to 6 /8s, 107 /16s and 141 /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 5902 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4710 4192 74 ERX-CERNET-BKB China Education and Rese
7552 3621 1330 19 VIETEL-AS-AP Viettel Group, VN
7713 3487 1038 51 TELKOMNET-AS-AP PT Telekomunikasi Indon
45899 3434 1880 56 VNPT-AS-VN VNPT Corp, VN
4766 2498 11121 602 KIXS-AS-KR Korea Telecom, KR
9498 2390 491 238 BBIL-AP BHARTI Airtel Ltd., IN
45090 2139 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute
4755 2111 429 194 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 6212 10250 2656 AMAZON-02, US
11492 4454 295 712 CABLEONE, US
22773 3943 3061 366 ASN-CXA-ALL-CCI-22773-RDC, US
7155 3895 263 26 VIASAT-SP-BACKBONE, US
16625 3651 1881 2565 AKAMAI-AS, US
6327 3418 1318 62 SHAW, CA
749 2882 50780 2138 DNIC-AS-00749, US
30036 2611 373 161 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2524 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 6828 1730 149 UNI2-AS, ES
9121 6718 1692 17 TTNET, TR
8551 4001 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 3918 3360 200 AKAMAI-ASN1, NL
39891 3819 220 34 ALJAWWALSTC-AS, SA
12389 2960 2274 909 ROSTELECOM-AS, RU
9009 2466 248 1288 M247, GB
34984 2197 355 621 TELLCOM-AS, TR
6849 2143 355 21 UKRTELNET, UA
47331 2089 329 1599 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 10482 3405 554 Uninet S.A. de C.V., MX
10620 3472 519 715 Telmex Colombia S.A., CO
11830 2430 369 62 Instituto Costarricense de Electricidad
13999 1726 292 473 Mega Cable, S.A. de C.V., MX
6503 1446 354 524 Axtel, S.A.B. de C.V., MX
28573 1397 2332 253 CLARO S.A., BR
3816 1254 666 146 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1087 369 21 Telefonica del Peru S.A.A., PE
11664 1008 192 449 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 1585 393 21 LINKdotNET-AS, EG
24835 1518 515 32 RAYA-AS, EG
36992 1300 1518 261 ETISALAT-MISR, EG
36903 1199 545 114 MT-MPLS, MA
29571 912 64 63 ORANGE-COTE-IVOIRE, CI
6713 612 1863 34 IAM-AS, MA
36935 562 520 43 Vodafone-, EG
15399 514 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 10482 3405 554 Uninet S.A. de C.V., MX
9808 9147 8884 44 CHINAMOBILE-CN China Mobile Communicati
12479 6828 1730 149 UNI2-AS, ES
9121 6718 1692 17 TTNET, TR
16509 6212 10250 2656 AMAZON-02, US
7545 5902 789 696 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4710 4192 74 ERX-CERNET-BKB China Education and Rese
11492 4454 295 712 CABLEONE, US
8551 4001 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
22773 3943 3061 366 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 6718 6701 TTNET, TR
12479 6828 6679 UNI2-AS, ES
7545 5902 5206 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4710 4636 ERX-CERNET-BKB China Education and Research Net
8551 4001 3962 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
7155 3895 3869 VIASAT-SP-BACKBONE, US
39891 3819 3785 ALJAWWALSTC-AS, SA
11492 4454 3742 CABLEONE, US
20940 3918 3718 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 5.104.72.0/24 399587 UT, US
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
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 /15:2057 /16:13562 /17:8315 /18:13874
/19:25164 /20:43272 /21:52204 /22:108415 /23:95461 /24:527862
/25:808 /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 6718 TTNET, TR
12479 5809 6828 UNI2-AS, ES
8151 4139 10482 Uninet S.A. de C.V., MX
8551 3475 4001 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
11492 3364 4454 CABLEONE, US
6327 3230 3418 SHAW, CA
39891 3131 3819 ALJAWWALSTC-AS, SA
7155 2988 3895 VIASAT-SP-BACKBONE, US
22773 2937 3943 ASN-CXA-ALL-CCI-22773-RDC, US
30036 2266 2611 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://thyme.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1842 2:1048 3:154 4:7 5:3780 6:112
7:5 8:1562 9:1 11:172 12:1712 13:286
14:2388 15:185 16:43 17:380 18:145 20:194
21:4 22:188 23:5556 24:2292 25:4 27:2594
29:19 31:2424 32:96 34:1 35:66 36:1752
37:4158 38:2692 39:710 40:150 41:3937 42:1000
43:2162 44:291 45:16097 46:4041 47:347 49:1666
50:1927 51:107 52:1406 53:1 54:362 55:808
56:8 57:59 58:1813 59:1198 60:955 61:2269
62:2473 63:1942 64:5522 65:2305 66:4847 67:2977
68:1180 69:4165 70:1344 71:659 72:3071 74:2667
75:1388 76:621 77:2127 78:3897 79:3103 80:1970
81:1705 82:1473 83:1210 84:1337 85:3646 86:714
87:1966 88:2693 89:3243 90:522 91:7598 92:1947
93:2606 94:3408 95:4652 96:1311 97:348 98:993
99:866 100:75 101:1028 102:1990 103:28687 104:4303
105:464 106:856 107:2502 108:804 109:4224 110:2073
111:3289 112:2007 113:1524 114:1487 115:1953 116:1902
117:2519 118:2278 119:1864 120:1684 121:1063 122:2551
123:2119 124:1614 125:2114 128:1198 129:1213 130:915
131:2075 132:761 133:374 134:1933 135:290 136:878
137:872 138:2420 139:1497 140:1116 141:1383 142:1282
143:1480 144:1240 145:344 146:1780 147:1467 148:2213
149:1681 150:856 151:1078 152:1830 153:458 154:3502
155:1429 156:1886 157:1234 158:1030 159:2082 160:2430
161:1323 162:3463 163:1235 164:1648 165:1616 166:690
167:1723 168:3757 169:698 170:4434 171:818 172:3070
173:3078 174:1019 175:1127 176:3497 177:4571 178:3315
179:1996 180:2280 181:2948 182:3247 183:1940 184:2384
185:19436 186:4347 187:3659 188:3872 189:3119 190:8861
191:1297 192:11026 193:8556 194:6960 195:4964 196:2957
197:2391 198:6020 199:6028 200:7489 201:5663 202:10505
203:10001 204:4554 205:3385 206:3757 207:3392 208:4037
209:4654 210:4259 211:2451 212:4000 213:3384 214:1163
215:67 216:6441 217:2641 218:1260 219:597 220:1951
221:980 222:848 223:2140
End of report