[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Jun 29 21:13:36 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Sun 29 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: 988174
Prefixes after maximum aggregation (per Origin AS): 381586
Deaggregation factor: 2.59
Unique aggregates announced (without unneeded subnets): 483599
Number of IPv4 prefixes with a valid ROA: 551696
Number of IPv4 prefixes with an invalid ROA: 156
Number of IPv4 prefixes with no ROA: 436321
Total ASes present in the Internet Routing Table: 76816
Prefixes per ASN: 12.86
Origin-only ASes present in the Internet Routing Table: 65811
Origin ASes announcing only one prefix: 26901
Transit ASes present in the Internet Routing Table: 11005
Transit-only ASes present in the Internet Routing Table: 559
Paths with bogon ASNs present in the IPv4 Routing Table: 27
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: 1100
Number of instances of unregistered ASNs: 1137
Number of 32-bit ASNs allocated by the RIRs: 46719
Number of 32-bit ASNs visible in the Routing Table: 38331
Prefixes from 32-bit ASNs in the Routing Table: 204114
Number of bogon 32-bit ASNs visible in the Routing Table: 100
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 453
Number of addresses announced to Internet: 3105827840
Equivalent to 185 /8s, 31 /16s and 44 /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: 322987
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 260047
Total APNIC prefixes after maximum aggregation: 77536
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 250678
Unique aggregates announced from the APNIC address blocks: 104102
APNIC Region origin ASes present in the Internet Routing Table: 14534
APNIC Prefixes per ASN: 17.25
APNIC Region origin ASes announcing only one prefix: 4464
APNIC Region transit ASes present in the Internet Routing Table: 1949
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: 10063
Number of APNIC addresses announced to Internet: 748695296
Equivalent to 44 /8s, 160 /16s and 47 /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: 291310
Total ARIN prefixes after maximum aggregation: 131518
ARIN Deaggregation factor: 2.21
Prefixes being announced from the ARIN address blocks: 292847
Unique aggregates announced from the ARIN address blocks: 139690
ARIN Region origin ASes present in the Internet Routing Table: 19230
ARIN Prefixes per ASN: 15.23
ARIN Region origin ASes announcing only one prefix: 7031
ARIN Region transit ASes present in the Internet Routing Table: 1995
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: 5238
Number of ARIN addresses announced to Internet: 1349325824
Equivalent to 80 /8s, 109 /16s and 20 /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: 276095
Total RIPE prefixes after maximum aggregation: 135523
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 274833
Unique aggregates announced from the RIPE address blocks: 176638
RIPE Region origin ASes present in the Internet Routing Table: 28932
RIPE Prefixes per ASN: 9.50
RIPE Region origin ASes announcing only one prefix: 12046
RIPE Region transit ASes present in the Internet Routing Table: 3978
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12521
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: 124284
Total LACNIC prefixes after maximum aggregation: 29641
LACNIC Deaggregation factor: 4.19
Prefixes being announced from the LACNIC address blocks: 120758
Unique aggregates announced from the LACNIC address blocks: 48992
LACNIC Region origin ASes present in the Internet Routing Table: 11274
LACNIC Prefixes per ASN: 10.71
LACNIC Region origin ASes announcing only one prefix: 2671
LACNIC Region transit ASes present in the Internet Routing Table: 2510
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 31
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9226
Number of LACNIC addresses announced to Internet: 171192064
Equivalent to 10 /8s, 52 /16s and 47 /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: 35338
Total AfriNIC prefixes after maximum aggregation: 6636
AfriNIC Deaggregation factor: 5.33
Prefixes being announced from the AfriNIC address blocks: 48604
Unique aggregates announced from the AfriNIC address blocks: 13774
AfriNIC Region origin ASes present in the Internet Routing Table: 1920
AfriNIC Prefixes per ASN: 25.31
AfriNIC Region origin ASes announcing only one prefix: 689
AfriNIC Region transit ASes present in the Internet Routing Table: 380
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1283
Number of AfriNIC addresses announced to Internet: 105233664
Equivalent to 6 /8s, 69 /16s and 189 /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 11415 8759 114 CHINAMOBILE-CN China Mobile Communication
7545 6153 841 652 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4402 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4348 535 312 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 3275 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2892 857 527 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
56046 2286 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 13587 40950 5215 AMAZON-02, US
11492 4781 317 604 CABLEONE, US
7155 3857 286 85 VIASAT-SP-BACKBONE, US
6327 3636 1320 82 SHAW, CA
22773 3608 3037 209 ASN-CXA-ALL-CCI-22773-RDC, US
174 3454 8758 851 COGENT-174, US
749 3227 54767 2478 DNIC-AS-00749, US
396982 3192 3854 429 GOOGLE-CLOUD-PLATFORM, US
16625 3117 1309 2255 AKAMAI-AS, US
36352 2833 231 860 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 7673 1713 148 UNI2-AS, ES
39891 4780 291 66 ALJAWWALSTC-AS, SA
20940 4067 3395 127 AKAMAI-ASN1, NL
9009 3895 358 2099 M247, RO
12389 3117 2305 887 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2401 361 581 TELLCOM-AS, TR
212238 2329 169 1697 CDNEXT, GB
8452 1635 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
8551 1414 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 12233 3256 574 UNINET, MX
10620 3506 481 1018 Telmex Colombia S.A., CO
13999 2537 538 355 Mega Cable, S.A. de C.V., MX
11830 1987 369 64 Instituto Costarricense de Electricidad y
28573 1370 2436 266 Claro NXT Telecomunicacoes Ltda, BR
3816 1344 787 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1201 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1197 371 22 Telefonica del Peru S.A.A., PE
22884 1064 70 370 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
26615 1054 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 1823 660 28 RAYA-AS, EG
24863 1623 389 17 LINKdotNET-AS, EG
29571 1606 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
20011 568 154 212 INTERNET-SOLUTIONS, ZA
36914 568 82 3 KENET-AS, KE
15399 531 56 54 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 13587 40950 5215 AMAZON-02, US
8151 12233 3256 574 UNINET, MX
9808 11415 8759 114 CHINAMOBILE-CN China Mobile Communication
12479 7673 1713 148 UNI2-AS, ES
7545 6153 841 652 TPG-INTERNET-AP TPG Telecom Limited, AU
11492 4781 317 604 CABLEONE, US
39891 4780 291 66 ALJAWWALSTC-AS, SA
18403 4402 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4348 535 312 BBIL-AP BHARTI Airtel Ltd., IN
20940 4067 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 12233 11659 UNINET, MX
9808 11415 11301 CHINAMOBILE-CN China Mobile Communications Grou
12479 7673 7525 UNI2-AS, ES
7545 6153 5501 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4780 4714 ALJAWWALSTC-AS, SA
18403 4402 4377 FPT-AS-AP FPT Telecom Company, VN
11492 4781 4177 CABLEONE, US
9498 4348 4036 BBIL-AP BHARTI Airtel Ltd., IN
20940 4067 3940 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
23.142.24.0/24 Origin: 62164 HEYMMAN-2, CA
23.142.24.0/24 Transit: 64236 UNREAL-SERVERS, US
23.147.240.0/24 Origin: 32302 RESERVED, ZZ
23.147.240.0/24 Transit: 32787 PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE
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 /15:2155 /16:13825 /17:8249 /18:13515
/19:24562 /20:44018 /21:51891 /22:112245 /23:103065 /24:612391
/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 6596 7673 UNI2-AS, ES
8151 6444 12233 UNINET, MX
11492 3577 4781 CABLEONE, US
39891 3489 4780 ALJAWWALSTC-AS, SA
6327 3431 3636 SHAW, CA
7155 2816 3857 VIASAT-SP-BACKBONE, US
22773 2738 3608 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2348 13587 AMAZON-02, US
30036 2263 2605 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2193 3506 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)
----------------------------------------------
1:2378 2:1534 3:817 4:10 5:4708 6:161
7:6 8:1565 9:1 11:172 12:1342 13:445
14:2534 15:365 16:285 17:379 18:920 20:554
21:4 22:188 23:7678 24:2730 25:2 27:2781
29:19 31:3304 32:35 33:1 34:80 35:258
36:3183 37:4546 38:9295 39:906 40:207 41:4284
42:1930 43:2645 44:378 45:18658 46:5137 47:323
49:1916 50:1890 51:592 52:1556 54:323 55:1096
56:11 57:271 58:2210 59:1188 60:1172 61:2790
62:2928 63:1793 64:5508 65:2061 66:4703 67:3086
68:1120 69:3939 70:1114 71:630 72:2868 74:2797
75:1517 76:608 77:2774 78:1909 79:1727 80:2206
81:2075 82:3182 83:1443 84:1879 85:3464 86:1085
87:2138 88:1345 89:4391 90:777 91:8386 92:2740
93:2940 94:4045 95:4419 96:1475 97:310 98:1000
99:688 100:72 101:1405 102:3887 103:32012 104:5223
105:764 106:974 107:2674 108:1250 109:4102 110:2233
111:3237 112:2141 113:1840 114:1996 115:2201 116:2063
117:2580 118:2919 119:1904 120:2085 121:1380 122:2791
123:2216 124:1590 125:2874 126:91 128:1615 129:951
130:1302 131:2067 132:781 133:451 134:1555 135:348
136:1349 137:1311 138:2825 139:1594 140:1621 141:1511
142:1916 143:1937 144:1162 145:560 146:2179 147:2115
148:2710 149:2933 150:1267 151:2087 152:2087 153:590
154:7893 155:1759 156:3142 157:1913 158:1332 159:2504
160:3594 161:1858 162:3886 163:2228 164:1865 165:2034
166:1514 167:1992 168:3976 169:788 170:5130 171:1010
172:4468 173:3357 174:921 175:1322 176:3707 177:4706
178:3896 179:2316 180:2638 181:4110 182:3473 183:2094
184:2126 185:21626 186:5175 187:4583 188:4258 189:4329
190:9584 191:1484 192:11307 193:9485 194:7819 195:5545
196:3305 197:3249 198:6199 199:8533 200:8214 201:6380
202:10315 203:10656 204:4599 205:3662 206:4472 207:3626
208:4286 209:5164 210:4612 211:2540 212:4572 213:3778
214:1012 215:46 216:6770 217:3206 218:1362 219:391
220:2138 221:1156 222:725 223:2515
End of report
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