[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Jun 9 21:12:59 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Mon 09 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: 985462
Prefixes after maximum aggregation (per Origin AS): 379907
Deaggregation factor: 2.59
Unique aggregates announced (without unneeded subnets): 482129
Number of IPv4 prefixes with a valid ROA: 549472
Number of IPv4 prefixes with an invalid ROA: 154
Number of IPv4 prefixes with no ROA: 435836
Total ASes present in the Internet Routing Table: 76887
Prefixes per ASN: 12.82
Origin-only ASes present in the Internet Routing Table: 65864
Origin ASes announcing only one prefix: 26927
Transit ASes present in the Internet Routing Table: 11023
Transit-only ASes present in the Internet Routing Table: 560
Paths with bogon ASNs present in the IPv4 Routing Table: 24
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 35
Max AS path prepend of ASN ( 40933) 31
Prefixes from unregistered ASNs in the Routing Table: 993
Number of instances of unregistered ASNs: 1027
Number of 32-bit ASNs allocated by the RIRs: 46629
Number of 32-bit ASNs visible in the Routing Table: 38336
Prefixes from 32-bit ASNs in the Routing Table: 202994
Number of bogon 32-bit ASNs visible in the Routing Table: 94
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 445
Number of addresses announced to Internet: 3110325504
Equivalent to 185 /8s, 99 /16s and 205 /24s
Percentage of available address space announced: 84.0
Percentage of allocated address space announced: 84.0
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: 322586
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 258296
Total APNIC prefixes after maximum aggregation: 77164
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 249678
Unique aggregates announced from the APNIC address blocks: 104193
APNIC Region origin ASes present in the Internet Routing Table: 14604
APNIC Prefixes per ASN: 17.10
APNIC Region origin ASes announcing only one prefix: 4457
APNIC Region transit ASes present in the Internet Routing Table: 1963
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 35
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10128
Number of APNIC addresses announced to Internet: 748727040
Equivalent to 44 /8s, 160 /16s and 171 /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: 291305
Total ARIN prefixes after maximum aggregation: 131226
ARIN Deaggregation factor: 2.22
Prefixes being announced from the ARIN address blocks: 292986
Unique aggregates announced from the ARIN address blocks: 139546
ARIN Region origin ASes present in the Internet Routing Table: 19245
ARIN Prefixes per ASN: 15.22
ARIN Region origin ASes announcing only one prefix: 7043
ARIN Region transit ASes present in the Internet Routing Table: 1991
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: 5228
Number of ARIN addresses announced to Internet: 1353213696
Equivalent to 80 /8s, 168 /16s and 103 /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: 275136
Total RIPE prefixes after maximum aggregation: 134637
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 273767
Unique aggregates announced from the RIPE address blocks: 175413
RIPE Region origin ASes present in the Internet Routing Table: 28935
RIPE Prefixes per ASN: 9.46
RIPE Region origin ASes announcing only one prefix: 12055
RIPE Region transit ASes present in the Internet Routing Table: 3998
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: 12482
Number of RIPE addresses announced to Internet: 731206400
Equivalent to 43 /8s, 149 /16s and 83 /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: 124181
Total LACNIC prefixes after maximum aggregation: 29548
LACNIC Deaggregation factor: 4.20
Prefixes being announced from the LACNIC address blocks: 120498
Unique aggregates announced from the LACNIC address blocks: 49049
LACNIC Region origin ASes present in the Internet Routing Table: 11260
LACNIC Prefixes per ASN: 10.70
LACNIC Region origin ASes announcing only one prefix: 2675
LACNIC Region transit ASes present in the Internet Routing Table: 2504
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: 9213
Number of LACNIC addresses announced to Internet: 171909376
Equivalent to 10 /8s, 63 /16s and 33 /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: 35551
Total AfriNIC prefixes after maximum aggregation: 6716
AfriNIC Deaggregation factor: 5.29
Prefixes being announced from the AfriNIC address blocks: 48087
Unique aggregates announced from the AfriNIC address blocks: 13534
AfriNIC Region origin ASes present in the Internet Routing Table: 1919
AfriNIC Prefixes per ASN: 25.06
AfriNIC Region origin ASes announcing only one prefix: 697
AfriNIC Region transit ASes present in the Internet Routing Table: 375
Average AfriNIC Region AS path length visible: 5.0
Max AfriNIC Region AS path length visible: 32
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1285
Number of AfriNIC addresses announced to Internet: 105065984
Equivalent to 6 /8s, 67 /16s and 46 /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 11060 8758 99 CHINAMOBILE-CN China Mobile Communication
7545 6180 844 651 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4472 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4303 534 304 BBIL-AP BHARTI Airtel Ltd., IN
7552 3923 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3695 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3267 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2881 854 529 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
4755 2174 434 193 TATACOMM-AS TATA Communications formerly
45090 2173 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
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 13652 40955 5229 AMAZON-02, US
11492 4760 316 593 CABLEONE, US
7155 3863 286 85 VIASAT-SP-BACKBONE, US
6327 3631 1320 81 SHAW, CA
22773 3607 3037 211 ASN-CXA-ALL-CCI-22773-RDC, US
174 3457 8746 891 COGENT-174, US
749 3229 54783 2480 DNIC-AS-00749, US
396982 3182 3853 424 GOOGLE-CLOUD-PLATFORM, US
16625 3141 1313 2262 AKAMAI-AS, US
36352 2815 230 858 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 7693 1714 148 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4053 3395 127 AKAMAI-ASN1, NL
9009 3884 357 2088 M247, RO
12389 3106 2304 886 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2391 360 580 TELLCOM-AS, TR
212238 2254 164 1643 CDNEXT, GB
8452 1635 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1414 94 738 CLOUVIDER Clouvider - Global ASN, GB
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 12185 3255 582 UNINET, MX
10620 3499 480 1017 Telmex Colombia S.A., CO
13999 2548 540 363 Mega Cable, S.A. de C.V., MX
11830 1991 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,
6147 1199 371 22 Telefonica del Peru S.A.A., PE
11664 1196 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1063 70 376 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1036 373 162 Axtel, S.A.B. de C.V., MX
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 1780 644 27 RAYA-AS, EG
24863 1634 389 17 LINKdotNET-AS, EG
29571 1615 102 33 ORANGE-COTE-IVOIRE, CI
36992 1431 1519 280 ETISALAT-MISR, EG
36903 1247 553 104 MT-MPLS, MA
37069 1107 1100 18 MOBINIL, EG
36935 1066 523 47 Vodafone-, EG
20011 980 185 285 INTERNET-SOLUTIONS, ZA
36914 560 82 3 KENET-AS, KE
15399 529 56 53 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 13652 40955 5229 AMAZON-02, US
8151 12185 3255 582 UNINET, MX
9808 11060 8758 99 CHINAMOBILE-CN China Mobile Communication
12479 7693 1714 148 UNI2-AS, ES
7545 6180 844 651 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 293 63 ALJAWWALSTC-AS, SA
11492 4760 316 593 CABLEONE, US
18403 4472 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4303 534 304 BBIL-AP BHARTI Airtel Ltd., IN
20940 4053 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 12185 11603 UNINET, MX
9808 11060 10961 CHINAMOBILE-CN China Mobile Communications Grou
12479 7693 7545 UNI2-AS, ES
7545 6180 5529 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
18403 4472 4447 FPT-AS-AP FPT Telecom Company, VN
11492 4760 4167 CABLEONE, US
9498 4303 3999 BBIL-AP BHARTI Airtel Ltd., IN
20940 4053 3926 AKAMAI-ASN1, NL
7552 3923 3897 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
/13:584 /14:1220 /15:2165 /16:13900 /17:8282 /18:13704
/19:24607 /20:44060 /21:51764 /22:112163 /23:102673 /24:609877
/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 6612 7693 UNI2-AS, ES
8151 6386 12185 UNINET, MX
11492 3557 4760 CABLEONE, US
39891 3489 4798 ALJAWWALSTC-AS, SA
6327 3427 3631 SHAW, CA
7155 2822 3863 VIASAT-SP-BACKBONE, US
22773 2735 3607 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2376 13652 AMAZON-02, US
30036 2245 2587 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2186 3499 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)
----------------------------------------------
1:2369 2:1516 3:815 4:9 5:4718 6:162
7:6 8:1574 9:1 11:172 12:1352 13:440
14:2518 15:362 16:285 17:376 18:920 20:544
21:4 22:188 23:7612 24:2803 25:2 27:2786
29:19 31:3279 32:36 33:1 34:80 35:257
36:3056 37:4606 38:9188 39:909 40:172 41:4185
42:1989 43:2606 44:381 45:18510 46:5121 47:317
49:1939 50:1889 51:591 52:1570 54:325 55:1086
56:11 57:267 58:2212 59:1185 60:1171 61:2792
62:2934 63:1801 64:5466 65:2064 66:4657 67:3065
68:1157 69:3947 70:1137 71:634 72:2842 74:2803
75:1518 76:616 77:2717 78:1910 79:1715 80:2226
81:2052 82:3142 83:1450 84:1875 85:3452 86:1075
87:2142 88:1329 89:4409 90:769 91:8388 92:2715
93:2919 94:4044 95:4355 96:1462 97:311 98:1020
99:697 100:73 101:1408 102:3843 103:32236 104:5097
105:764 106:1034 107:2680 108:1240 109:4078 110:2234
111:3258 112:2129 113:1805 114:1979 115:2139 116:2051
117:2564 118:2894 119:1909 120:1974 121:1382 122:2765
123:2194 124:1584 125:2859 126:91 128:1608 129:966
130:1311 131:1998 132:781 133:449 134:1534 135:334
136:1352 137:1311 138:2832 139:1600 140:1599 141:1506
142:1904 143:1825 144:1129 145:528 146:2187 147:2119
148:2715 149:2888 150:1247 151:1952 152:2094 153:587
154:7462 155:1743 156:3008 157:1919 158:1325 159:2492
160:3598 161:1853 162:3837 163:2201 164:1858 165:2226
166:1491 167:1957 168:4011 169:795 170:5114 171:1021
172:4461 173:3314 174:926 175:1302 176:3703 177:4666
178:3707 179:2298 180:2638 181:4085 182:3448 183:2092
184:2121 185:21600 186:5165 187:4499 188:4247 189:4278
190:9584 191:1476 192:11309 193:9491 194:7796 195:5538
196:3279 197:3653 198:6207 199:8515 200:8212 201:6349
202:10280 203:10647 204:4573 205:3652 206:4516 207:3602
208:4257 209:5166 210:4610 211:2533 212:4576 213:3733
214:1030 215:48 216:6785 217:3153 218:1356 219:390
220:2089 221:1125 222:723 223:2444
End of report
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