[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Jun 24 21:13:18 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Tue 24 Jun, 2025
IPv4 BGP Table (Global) as seen at AARNET (Brisbane).
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/AARNET/
Analysis Summary
----------------
BGP routing table entries examined: 986679
Prefixes after maximum aggregation (per Origin AS): 380824
Deaggregation factor: 2.59
Unique aggregates announced (without unneeded subnets): 482590
Number of IPv4 prefixes with a valid ROA: 550724
Number of IPv4 prefixes with an invalid ROA: 145
Number of IPv4 prefixes with no ROA: 435810
Total ASes present in the Internet Routing Table: 76871
Prefixes per ASN: 12.84
Origin-only ASes present in the Internet Routing Table: 65856
Origin ASes announcing only one prefix: 26906
Transit ASes present in the Internet Routing Table: 11015
Transit-only ASes present in the Internet Routing Table: 546
Paths with bogon ASNs present in the IPv4 Routing Table: 28
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 78
Max AS path prepend of ASN (133647) 73
Prefixes from unregistered ASNs in the Routing Table: 1119
Number of instances of unregistered ASNs: 1157
Number of 32-bit ASNs allocated by the RIRs: 46698
Number of 32-bit ASNs visible in the Routing Table: 38391
Prefixes from 32-bit ASNs in the Routing Table: 204466
Number of bogon 32-bit ASNs visible in the Routing Table: 102
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 458
Number of addresses announced to Internet: 3105944576
Equivalent to 185 /8s, 32 /16s and 244 /24s
Percentage of available address space announced: 83.9
Percentage of allocated address space announced: 83.9
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: 322853
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 259686
Total APNIC prefixes after maximum aggregation: 77506
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 250797
Unique aggregates announced from the APNIC address blocks: 104339
APNIC Region origin ASes present in the Internet Routing Table: 14647
APNIC Prefixes per ASN: 17.12
APNIC Region origin ASes announcing only one prefix: 4467
APNIC Region transit ASes present in the Internet Routing Table: 1965
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 78
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10174
Number of APNIC addresses announced to Internet: 748695040
Equivalent to 44 /8s, 160 /16s and 46 /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, 131072-155961
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: 291243
Total ARIN prefixes after maximum aggregation: 131311
ARIN Deaggregation factor: 2.22
Prefixes being announced from the ARIN address blocks: 293218
Unique aggregates announced from the ARIN address blocks: 139526
ARIN Region origin ASes present in the Internet Routing Table: 19232
ARIN Prefixes per ASN: 15.25
ARIN Region origin ASes announcing only one prefix: 7031
ARIN Region transit ASes present in the Internet Routing Table: 1997
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 34
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5235
Number of ARIN addresses announced to Internet: 1349627904
Equivalent to 80 /8s, 113 /16s and 176 /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, 45/8, 47/8, 48/8, 50/8, 52/8,
54/8, 55/8, 56/8, 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: 275529
Total RIPE prefixes after maximum aggregation: 135020
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 274242
Unique aggregates announced from the RIPE address blocks: 175758
RIPE Region origin ASes present in the Internet Routing Table: 28882
RIPE Prefixes per ASN: 9.50
RIPE Region origin ASes announcing only one prefix: 12037
RIPE Region transit ASes present in the Internet Routing Table: 3969
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 40
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12478
Number of RIPE addresses announced to Internet: 731128832
Equivalent to 43 /8s, 148 /16s and 36 /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,
53/8, 57/8, 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: 123804
Total LACNIC prefixes after maximum aggregation: 29607
LACNIC Deaggregation factor: 4.18
Prefixes being announced from the LACNIC address blocks: 120283
Unique aggregates announced from the LACNIC address blocks: 48942
LACNIC Region origin ASes present in the Internet Routing Table: 11270
LACNIC Prefixes per ASN: 10.67
LACNIC Region origin ASes announcing only one prefix: 2679
LACNIC Region transit ASes present in the Internet Routing Table: 2509
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 30
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9219
Number of LACNIC addresses announced to Internet: 171228160
Equivalent to 10 /8s, 52 /16s and 188 /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: 35298
Total AfriNIC prefixes after maximum aggregation: 6632
AfriNIC Deaggregation factor: 5.32
Prefixes being announced from the AfriNIC address blocks: 47680
Unique aggregates announced from the AfriNIC address blocks: 13617
AfriNIC Region origin ASes present in the Internet Routing Table: 1922
AfriNIC Prefixes per ASN: 24.81
AfriNIC Region origin ASes announcing only one prefix: 692
AfriNIC Region transit ASes present in the Internet Routing Table: 379
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1285
Number of AfriNIC addresses announced to Internet: 105058560
Equivalent to 6 /8s, 67 /16s and 17 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 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 11370 8761 111 CHINAMOBILE-CN China Mobile Communication
7545 6155 846 653 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4390 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4332 534 308 BBIL-AP BHARTI Airtel Ltd., IN
7552 3921 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3697 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3271 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2890 856 533 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
56046 2192 811 178 CMNET-JIANGSU-AP China Mobile communicati
4755 2176 434 194 TATACOMM-AS TATA Communications formerly
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 13552 40950 5204 AMAZON-02, US
11492 4781 317 604 CABLEONE, US
7155 3857 286 85 VIASAT-SP-BACKBONE, US
6327 3635 1320 81 SHAW, CA
22773 3605 3037 208 ASN-CXA-ALL-CCI-22773-RDC, US
174 3556 8743 861 COGENT-174, US
749 3227 54767 2478 DNIC-AS-00749, US
396982 3193 3854 428 GOOGLE-CLOUD-PLATFORM, US
16625 3119 1309 2257 AKAMAI-AS, US
36352 2837 231 857 AS-COLOCROSSING, US
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
12479 7676 1713 148 UNI2-AS, ES
39891 4780 291 66 ALJAWWALSTC-AS, SA
20940 4060 3395 127 AKAMAI-ASN1, NL
9009 3907 359 2108 M247, RO
12389 3113 2304 891 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2400 361 581 TELLCOM-AS, TR
212238 2315 169 1697 CDNEXT, GB
8452 1635 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
8551 1412 366 39 BEZEQ-INTERNATIONAL-AS Bezeqint Internet
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 12221 3256 575 UNINET, MX
10620 3505 481 1017 Telmex Colombia S.A., CO
13999 2537 537 353 Mega Cable, S.A. de C.V., MX
11830 1987 369 64 Instituto Costarricense de Electricidad y
28573 1371 2436 266 Claro NXT Telecomunicacoes Ltda, BR
3816 1340 787 207 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1202 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1199 371 22 Telefonica del Peru S.A.A., PE
22884 1064 70 370 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
26615 1051 2487 55 TIM SA, BR
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24835 1822 644 27 RAYA-AS, EG
24863 1622 389 17 LINKdotNET-AS, EG
29571 1607 102 33 ORANGE-COTE-IVOIRE, CI
36992 1431 1519 280 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
37069 1107 1100 18 MOBINIL, EG
36935 1078 523 47 Vodafone-, EG
36914 571 82 3 KENET-AS, KE
20011 568 154 212 INTERNET-SOLUTIONS, ZA
15399 540 57 59 WANANCHI-, KE
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 13552 40950 5204 AMAZON-02, US
8151 12221 3256 575 UNINET, MX
9808 11370 8761 111 CHINAMOBILE-CN China Mobile Communication
12479 7676 1713 148 UNI2-AS, ES
7545 6155 846 653 TPG-INTERNET-AP TPG Telecom Limited, AU
11492 4781 317 604 CABLEONE, US
39891 4780 291 66 ALJAWWALSTC-AS, SA
18403 4390 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4332 534 308 BBIL-AP BHARTI Airtel Ltd., IN
20940 4060 3395 127 AKAMAI-ASN1, NL
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
8151 12221 11646 UNINET, MX
9808 11370 11259 CHINAMOBILE-CN China Mobile Communications Grou
12479 7676 7528 UNI2-AS, ES
7545 6155 5502 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4780 4714 ALJAWWALSTC-AS, SA
18403 4390 4365 FPT-AS-AP FPT Telecom Company, VN
11492 4781 4177 CABLEONE, US
9498 4332 4024 BBIL-AP BHARTI Airtel Ltd., IN
20940 4060 3933 AKAMAI-ASN1, NL
7552 3921 3895 VIETEL-AS-AP Viettel Group, VN
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
22542 UNALLOCATED 8.7.205.0/24 3356 LEVEL3, US
33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US
46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US
53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US
393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US
396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
54338 UNALLOCATED 8.33.241.0/24 3356 LEVEL3, US
46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US
395195 UNALLOCATED 8.38.115.0/24 3356 LEVEL3, US
Complete listing at https://bgp.nsrc.org/REN/AARNET/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/AARNET/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
14.192.20.0/22 Origin: 26658 HENGTONG-IDC-LLC, US
14.192.20.0/22 Transit: 6939 HURRICANE, US
23.140.216.0/24 Origin: 27176 DATAWAGON, US
23.140.216.0/24 Transit: 20278 NEXEON, US
23.141.0.0/24 Origin: 395350 RESERVED, ZZ
23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US
23.147.240.0/24 Origin: 32302 RESERVED, ZZ
23.147.240.0/24 Transit: 32787 PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE
23.155.208.0/24 Origin: 396169 AS-GHCIL-01, US
23.155.208.0/24 Transit: 35985 ONERINGNET-ATL-1, US
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:14 /10:41 /11:92 /12:299
/13:585 /14:1210 /15:2153 /16:13838 /17:8261 /18:13533
/19:24575 /20:44039 /21:51758 /22:112157 /23:102863 /24:611244
/25:0 /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
12479 6598 7676 UNI2-AS, ES
8151 6433 12221 UNINET, MX
11492 3577 4781 CABLEONE, US
39891 3489 4780 ALJAWWALSTC-AS, SA
6327 3431 3635 SHAW, CA
7155 2816 3857 VIASAT-SP-BACKBONE, US
22773 2736 3605 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2332 13552 AMAZON-02, US
30036 2259 2601 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2192 3505 Telmex Colombia S.A., CO
Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2375 2:1515 3:819 4:10 5:4866 6:162
7:6 8:1564 9:1 11:172 12:1346 13:442
14:2524 15:364 16:285 17:379 18:918 20:551
21:4 22:188 23:7658 24:2885 25:2 27:2783
29:19 31:3284 32:35 33:1 34:80 35:257
36:3151 37:4616 38:9383 39:906 40:192 41:4257
42:1930 43:2625 44:382 45:18570 46:5119 47:318
49:1924 50:1888 51:592 52:1555 54:323 55:1100
56:11 57:272 58:2210 59:1191 60:1171 61:2792
62:2903 63:1793 64:5507 65:2058 66:4672 67:3081
68:1150 69:3949 70:1130 71:631 72:2879 74:2799
75:1517 76:606 77:2743 78:1883 79:1719 80:2206
81:2057 82:3183 83:1505 84:1873 85:3447 86:1083
87:2130 88:1342 89:4412 90:770 91:8395 92:2733
93:2943 94:4025 95:4384 96:1475 97:311 98:1024
99:682 100:72 101:1406 102:3879 103:32381 104:5163
105:764 106:970 107:2676 108:1248 109:4101 110:2235
111:3279 112:2129 113:1846 114:1989 115:2161 116:2062
117:2578 118:2915 119:1906 120:2073 121:1381 122:2791
123:2228 124:1589 125:2869 126:91 128:1613 129:952
130:1305 131:2053 132:775 133:451 134:1549 135:349
136:1347 137:1311 138:2824 139:1591 140:1617 141:1507
142:1916 143:1905 144:1161 145:548 146:2183 147:2117
148:2707 149:2930 150:1266 151:2085 152:2080 153:589
154:7341 155:1756 156:2857 157:1923 158:1325 159:2498
160:3599 161:1858 162:3873 163:2231 164:1857 165:2024
166:1504 167:1978 168:3969 169:793 170:5121 171:1011
172:4476 173:3343 174:928 175:1320 176:3708 177:4691
178:3764 179:2316 180:2637 181:4077 182:3464 183:2100
184:2126 185:21459 186:5155 187:4573 188:4264 189:4290
190:9581 191:1485 192:11343 193:9453 194:7802 195:5527
196:3318 197:3251 198:6199 199:8524 200:8202 201:6382
202:10286 203:10683 204:4580 205:3658 206:4513 207:3588
208:4291 209:5165 210:4617 211:2536 212:4568 213:3762
214:1009 215:47 216:6781 217:3197 218:1356 219:391
220:2082 221:1150 222:725 223:2497
End of report
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