IPv4 Routing Table Report 04:00 +10GMT Wed 02 Feb, 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: 887419
Prefixes after maximum aggregation (per Origin AS): 333859
Deaggregation factor: 2.66
Unique aggregates announced (without unneeded subnets): 426834
Total ASes present in the Internet Routing Table: 72735
Prefixes per ASN: 12.20
Origin-only ASes present in the Internet Routing Table: 62399
Origin ASes announcing only one prefix: 25728
Transit ASes present in the Internet Routing Table: 10336
Transit-only ASes present in the Internet Routing Table: 373
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 53
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 918
Number of instances of unregistered ASNs: 921
Number of 32-bit ASNs allocated by the RIRs: 38450
Number of 32-bit ASNs visible in the Routing Table: 32012
Prefixes from 32-bit ASNs in the Routing Table: 148958
Number of bogon 32-bit ASNs visible in the Routing Table: 21
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 531
Number of addresses announced to Internet: 3068930560
Equivalent to 182 /8s, 236 /16s and 42 /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: 300502
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 233425
Total APNIC prefixes after maximum aggregation: 65742
APNIC Deaggregation factor: 3.55
Prefixes being announced from the APNIC address blocks: 228235
Unique aggregates announced from the APNIC address blocks: 94056
APNIC Region origin ASes present in the Internet Routing Table: 12344
APNIC Prefixes per ASN: 18.49
APNIC Region origin ASes announcing only one prefix: 3534
APNIC Region transit ASes present in the Internet Routing Table: 1728
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 29
Number of APNIC region 32-bit ASNs visible in the Routing Table: 7529
Number of APNIC addresses announced to Internet: 774651264
Equivalent to 46 /8s, 44 /16s and 61 /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: 257916
Total ARIN prefixes after maximum aggregation: 118713
ARIN Deaggregation factor: 2.17
Prefixes being announced from the ARIN address blocks: 257967
Unique aggregates announced from the ARIN address blocks: 123186
ARIN Region origin ASes present in the Internet Routing Table: 18936
ARIN Prefixes per ASN: 13.62
ARIN Region origin ASes announcing only one prefix: 6847
ARIN Region transit ASes present in the Internet Routing Table: 1957
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 34
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4314
Number of ARIN addresses announced to Internet: 1295947776
Equivalent to 77 /8s, 62 /16s and 152 /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: 253130
Total RIPE prefixes after maximum aggregation: 116076
RIPE Deaggregation factor: 2.18
Prefixes being announced from the RIPE address blocks: 249612
Unique aggregates announced from the RIPE address blocks: 148754
RIPE Region origin ASes present in the Internet Routing Table: 28171
RIPE Prefixes per ASN: 8.86
RIPE Region origin ASes announcing only one prefix: 12126
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: 32
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10625
Number of RIPE addresses announced to Internet: 713375360
Equivalent to 42 /8s, 133 /16s and 62 /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: 114470
Total LACNIC prefixes after maximum aggregation: 27281
LACNIC Deaggregation factor: 4.20
Prefixes being announced from the LACNIC address blocks: 115189
Unique aggregates announced from the LACNIC address blocks: 48510
LACNIC Region origin ASes present in the Internet Routing Table: 10927
LACNIC Prefixes per ASN: 10.54
LACNIC Region origin ASes announcing only one prefix: 2672
LACNIC Region transit ASes present in the Internet Routing Table: 2193
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 53
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8620
Number of LACNIC addresses announced to Internet: 176454400
Equivalent to 10 /8s, 132 /16s and 123 /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: 27560
Total AfriNIC prefixes after maximum aggregation: 5358
AfriNIC Deaggregation factor: 5.14
Prefixes being announced from the AfriNIC address blocks: 35885
Unique aggregates announced from the AfriNIC address blocks: 11861
AfriNIC Region origin ASes present in the Internet Routing Table: 1592
AfriNIC Prefixes per ASN: 22.54
AfriNIC Region origin ASes announcing only one prefix: 549
AfriNIC Region transit ASes present in the Internet Routing Table: 312
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 34
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 924
Number of AfriNIC addresses announced to Internet: 108177920
Equivalent to 6 /8s, 114 /16s and 170 /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 9057 8886 46 CHINAMOBILE-CN China Mobile Communicati
7545 5860 788 692 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4682 4192 74 ERX-CERNET-BKB China Education and Rese
7552 3606 1330 20 VIETEL-AS-AP Viettel Group, VN
7713 3483 1038 51 TELKOMNET-AS-AP PT Telekomunikasi Indon
45899 3435 1880 57 VNPT-AS-VN VNPT Corp, VN
4766 2529 11121 609 KIXS-AS-KR Korea Telecom, KR
9498 2314 475 235 BBIL-AP BHARTI Airtel Ltd., IN
45090 2170 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute
4755 2117 429 199 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 6176 10144 2631 AMAZON-02, US
11492 4517 299 789 CABLEONE, US
22773 3987 3028 370 ASN-CXA-ALL-CCI-22773-RDC, US
7155 3903 264 30 VIASAT-SP-BACKBONE, US
16625 3657 1887 2563 AKAMAI-AS, US
6327 3362 1318 63 SHAW, CA
749 2887 50780 2143 DNIC-AS-00749, US
30036 2612 374 125 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2520 4962 427 CENTURYLINK-US-LEGACY-QWEST, US
20115 2248 3035 507 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 6793 1718 153 UNI2-AS, ES
9121 6685 1692 17 TTNET, TR
8551 4008 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 3880 3347 210 AKAMAI-ASN1, NL
39891 3274 188 25 ALJAWWALSTC-AS, SA
12389 2956 2290 906 ROSTELECOM-AS, RU
9009 2477 251 1288 M247, GB
34984 2219 357 602 TELLCOM-AS, TR
47331 1961 313 1495 TTNET, TR
58224 1788 928 584 TCI, IR
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 10788 3414 570 Uninet S.A. de C.V., MX
10620 3453 518 715 Telmex Colombia S.A., CO
11830 2462 369 62 Instituto Costarricense de Electricidad
13999 1652 283 467 Mega Cable, S.A. de C.V., MX
6503 1441 354 524 Axtel, S.A.B. de C.V., MX
28573 1403 2330 249 CLARO S.A., BR
3816 1247 658 147 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
26615 1130 2350 139 TIM SA, BR
6147 1094 369 21 Telefonica del Peru S.A.A., PE
11664 1001 191 448 Techtel LMDS Comunicaciones Interactiva
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 1611 393 21 LINKdotNET-AS, EG
24835 1546 515 32 RAYA-AS, EG
36992 1299 1518 262 ETISALAT-MISR, EG
36903 1195 543 114 MT-MPLS, MA
29571 876 63 60 ORANGE-COTE-IVOIRE, CI
36935 735 521 39 Vodafone-, EG
6713 612 1863 34 IAM-AS, MA
15399 519 50 33 WANANCHI-, KE
37342 468 32 1 MOVITEL, MZ
23889 422 232 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 10788 3414 570 Uninet S.A. de C.V., MX
9808 9057 8886 46 CHINAMOBILE-CN China Mobile Communicati
12479 6793 1718 153 UNI2-AS, ES
9121 6685 1692 17 TTNET, TR
16509 6176 10144 2631 AMAZON-02, US
7545 5860 788 692 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4682 4192 74 ERX-CERNET-BKB China Education and Rese
11492 4517 299 789 CABLEONE, US
8551 4008 378 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
22773 3987 3028 370 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 9057 9011 CHINAMOBILE-CN China Mobile Communications Grou
9121 6685 6668 TTNET, TR
12479 6793 6640 UNI2-AS, ES
7545 5860 5168 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4682 4608 ERX-CERNET-BKB China Education and Research Net
8551 4008 3969 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
7155 3903 3873 VIASAT-SP-BACKBONE, US
11492 4517 3728 CABLEONE, US
20940 3880 3670 AKAMAI-ASN1, NL
22773 3987 3617 ASN-CXA-ALL-CCI-22773-RDC, US
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
46990 UNALLOCATED 8.5.242.0/23 3356 LEVEL3, 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
17033 UNALLOCATED 8.48.225.0/24 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
23.252.160.0/24 Origin: 398968 GROUP-IID-01, US
23.252.160.0/24 Transit: 174 COGENT-174, US
23.252.161.0/24 Origin: 398968 GROUP-IID-01, US
23.252.161.0/24 Transit: 174 COGENT-174, US
23.252.163.0/24 Origin: 398968 GROUP-IID-01, US
23.252.163.0/24 Transit: 174 COGENT-174, US
23.252.164.0/24 Origin: 398968 GROUP-IID-01, US
23.252.164.0/24 Transit: 174 COGENT-174, US
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 /12:305
/13:591 /14:1207 /15:2033 /16:13580 /17:8348 /18:13874
/19:25128 /20:43317 /21:51984 /22:108171 /23:95467 /24:522454
/25:789 /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 5860 6685 TTNET, TR
12479 5751 6793 UNI2-AS, ES
8151 4604 10788 Uninet S.A. de C.V., MX
8551 3473 4008 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
11492 3443 4517 CABLEONE, US
6327 3173 3362 SHAW, CA
7155 2993 3903 VIASAT-SP-BACKBONE, US
22773 2977 3987 ASN-CXA-ALL-CCI-22773-RDC, US
39891 2810 3274 ALJAWWALSTC-AS, SA
30036 2267 2612 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://thyme.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1912 2:999 3:153 4:7 5:3737 6:103
7:5 8:1550 9:1 11:172 12:1709 13:408
14:2375 15:156 16:39 17:373 18:137 20:166
21:4 22:188 23:5426 24:2335 25:6 27:2593
29:19 31:2411 32:101 34:1 35:52 36:1733
37:3943 38:2512 39:675 40:149 41:3873 42:1059
43:2092 44:291 45:15966 46:3866 47:303 49:1633
50:1900 51:107 52:1345 53:1 54:292 55:746
56:8 57:55 58:1769 59:1151 60:958 61:2265
62:2427 63:1945 64:5481 65:2313 66:4906 67:2926
68:1182 69:4166 70:1345 71:673 72:3055 74:2629
75:1516 76:715 77:2130 78:3803 79:3100 80:1928
81:1658 82:1457 83:1197 84:1324 85:3621 86:705
87:1954 88:2616 89:3144 90:500 91:7518 92:1899
93:2597 94:3247 95:4485 96:1312 97:345 98:988
99:863 100:75 101:1049 102:1945 103:28128 104:4103
105:461 106:845 107:2456 108:763 109:4177 110:2055
111:3258 112:1968 113:1532 114:1534 115:1951 116:1906
117:2502 118:2325 119:1826 120:1669 121:1025 122:2542
123:2111 124:1609 125:2089 128:1352 129:1198 130:919
131:2086 132:759 133:367 134:1938 135:290 136:855
137:854 138:2459 139:1219 140:879 141:1350 142:1248
143:1434 144:1230 145:340 146:1753 147:1474 148:2210
149:1666 150:851 151:1081 152:1815 153:447 154:3631
155:1330 156:1867 157:1218 158:1013 159:2021 160:2389
161:1293 162:3433 163:1210 164:1677 165:1533 166:621
167:1686 168:3672 169:690 170:4311 171:824 172:3007
173:3038 174:1019 175:1128 176:3506 177:4585 178:3028
179:2005 180:2281 181:2882 182:3232 183:1920 184:2400
185:19257 186:4276 187:3586 188:3809 189:3246 190:8898
191:1321 192:11006 193:8516 194:6945 195:4978 196:2920
197:2369 198:5994 199:5998 200:7508 201:5751 202:10440
203:9993 204:4531 205:3367 206:3839 207:3368 208:3999
209:4615 210:4236 211:2452 212:3931 213:3379 214:1154
215:64 216:6359 217:2614 218:1235 219:602 220:1950
221:988 222:858 223:2174
End of report