[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri May 30 21:13:02 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Fri 30 May, 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: 985945
Prefixes after maximum aggregation (per Origin AS): 379815
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 482594
Number of IPv4 prefixes with a valid ROA: 549132
Number of IPv4 prefixes with an invalid ROA: 161
Number of IPv4 prefixes with no ROA: 436652
Total ASes present in the Internet Routing Table: 76870
Prefixes per ASN: 12.83
Origin-only ASes present in the Internet Routing Table: 65847
Origin ASes announcing only one prefix: 26968
Transit ASes present in the Internet Routing Table: 11023
Transit-only ASes present in the Internet Routing Table: 549
Paths with bogon ASNs present in the IPv4 Routing Table: 20
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 108
Max AS path prepend of ASN (150261) 100
Prefixes from unregistered ASNs in the Routing Table: 1014
Number of instances of unregistered ASNs: 1020
Number of 32-bit ASNs allocated by the RIRs: 46543
Number of 32-bit ASNs visible in the Routing Table: 38295
Prefixes from 32-bit ASNs in the Routing Table: 203806
Number of bogon 32-bit ASNs visible in the Routing Table: 30
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 458
Number of addresses announced to Internet: 3110422784
Equivalent to 185 /8s, 101 /16s and 73 /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: 322175
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 258489
Total APNIC prefixes after maximum aggregation: 77278
APNIC Deaggregation factor: 3.34
Prefixes being announced from the APNIC address blocks: 249474
Unique aggregates announced from the APNIC address blocks: 104217
APNIC Region origin ASes present in the Internet Routing Table: 14595
APNIC Prefixes per ASN: 17.09
APNIC Region origin ASes announcing only one prefix: 4456
APNIC Region transit ASes present in the Internet Routing Table: 1960
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 108
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10117
Number of APNIC addresses announced to Internet: 748698112
Equivalent to 44 /8s, 160 /16s and 58 /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: 292260
Total ARIN prefixes after maximum aggregation: 131240
ARIN Deaggregation factor: 2.23
Prefixes being announced from the ARIN address blocks: 292930
Unique aggregates announced from the ARIN address blocks: 139406
ARIN Region origin ASes present in the Internet Routing Table: 19244
ARIN Prefixes per ASN: 15.22
ARIN Region origin ASes announcing only one prefix: 7054
ARIN Region transit ASes present in the Internet Routing Table: 1984
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: 5222
Number of ARIN addresses announced to Internet: 1352622080
Equivalent to 80 /8s, 159 /16s and 96 /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: 274689
Total RIPE prefixes after maximum aggregation: 134458
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 273023
Unique aggregates announced from the RIPE address blocks: 175111
RIPE Region origin ASes present in the Internet Routing Table: 28935
RIPE Prefixes per ASN: 9.44
RIPE Region origin ASes announcing only one prefix: 12077
RIPE Region transit ASes present in the Internet Routing Table: 3989
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: 12459
Number of RIPE addresses announced to Internet: 731690240
Equivalent to 43 /8s, 156 /16s and 181 /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: 123889
Total LACNIC prefixes after maximum aggregation: 29520
LACNIC Deaggregation factor: 4.20
Prefixes being announced from the LACNIC address blocks: 120257
Unique aggregates announced from the LACNIC address blocks: 48994
LACNIC Region origin ASes present in the Internet Routing Table: 11264
LACNIC Prefixes per ASN: 10.68
LACNIC Region origin ASes announcing only one prefix: 2686
LACNIC Region transit ASes present in the Internet Routing Table: 2524
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 31
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9217
Number of LACNIC addresses announced to Internet: 171943936
Equivalent to 10 /8s, 63 /16s and 168 /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: 35604
Total AfriNIC prefixes after maximum aggregation: 6690
AfriNIC Deaggregation factor: 5.32
Prefixes being announced from the AfriNIC address blocks: 49802
Unique aggregates announced from the AfriNIC address blocks: 14458
AfriNIC Region origin ASes present in the Internet Routing Table: 1915
AfriNIC Prefixes per ASN: 26.01
AfriNIC Region origin ASes announcing only one prefix: 695
AfriNIC Region transit ASes present in the Internet Routing Table: 372
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 69
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1280
Number of AfriNIC addresses announced to Internet: 105264896
Equivalent to 6 /8s, 70 /16s and 55 /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 11067 8756 97 CHINAMOBILE-CN China Mobile Communication
7545 6179 844 651 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4396 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4293 533 301 BBIL-AP BHARTI Airtel Ltd., IN
7552 3923 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3694 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3268 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2878 854 528 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2173 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4755 2166 434 193 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 13583 40828 5190 AMAZON-02, US
11492 4735 314 586 CABLEONE, US
7155 3864 286 85 VIASAT-SP-BACKBONE, US
6327 3630 1320 81 SHAW, CA
22773 3620 3054 214 ASN-CXA-ALL-CCI-22773-RDC, US
174 3442 8747 896 COGENT-174, US
749 3230 54783 2481 DNIC-AS-00749, US
396982 3174 3853 419 GOOGLE-CLOUD-PLATFORM, US
16625 3149 1315 2265 AKAMAI-AS, US
36352 2817 230 853 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 7721 1714 148 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4068 3395 127 AKAMAI-ASN1, NL
9009 3902 356 2074 M247, RO
12389 3073 2306 888 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2391 360 580 TELLCOM-AS, TR
212238 2220 161 1634 CDNEXT, GB
8452 1633 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1425 95 740 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 12170 3253 582 UNINET, MX
10620 3499 480 1017 Telmex Colombia S.A., CO
13999 2513 540 362 Mega Cable, S.A. de C.V., MX
11830 1991 369 64 Instituto Costarricense de Electricidad y
28573 1361 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1338 785 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1198 371 22 Telefonica del Peru S.A.A., PE
11664 1190 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1062 70 379 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
26615 1035 2503 52 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 1780 644 27 RAYA-AS, EG
24863 1651 389 17 LINKdotNET-AS, EG
29571 1610 102 33 ORANGE-COTE-IVOIRE, CI
36992 1431 1519 280 ETISALAT-MISR, EG
36903 1248 553 101 MT-MPLS, MA
37069 1107 1100 18 MOBINIL, EG
36935 1054 523 47 Vodafone-, EG
20011 980 185 285 INTERNET-SOLUTIONS, ZA
36914 557 82 3 KENET-AS, KE
15399 532 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 13583 40828 5190 AMAZON-02, US
8151 12170 3253 582 UNINET, MX
9808 11067 8756 97 CHINAMOBILE-CN China Mobile Communication
12479 7721 1714 148 UNI2-AS, ES
7545 6179 844 651 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 293 63 ALJAWWALSTC-AS, SA
11492 4735 314 586 CABLEONE, US
18403 4396 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4293 533 301 BBIL-AP BHARTI Airtel Ltd., IN
20940 4068 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 12170 11588 UNINET, MX
9808 11067 10970 CHINAMOBILE-CN China Mobile Communications Grou
12479 7721 7573 UNI2-AS, ES
7545 6179 5528 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
18403 4396 4371 FPT-AS-AP FPT Telecom Company, VN
11492 4735 4149 CABLEONE, US
9498 4293 3992 BBIL-AP BHARTI Airtel Ltd., IN
20940 4068 3941 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
12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-D
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
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
23.152.48.0/24 Origin: 46167 RESERVED, ZZ
23.152.48.0/24 Transit: 7018 ATT-INTERNET4, 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 /9:16 /10:41 /11:92 /12:299
/13:583 /14:1221 /15:2166 /16:13912 /17:8279 /18:13707
/19:24642 /20:44024 /21:51749 /22:112066 /23:102589 /24:610542
/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 6636 7721 UNI2-AS, ES
8151 6363 12170 UNINET, MX
11492 3532 4735 CABLEONE, US
39891 3489 4798 ALJAWWALSTC-AS, SA
6327 3426 3630 SHAW, CA
7155 2823 3864 VIASAT-SP-BACKBONE, US
22773 2744 3620 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2378 13583 AMAZON-02, US
30036 2240 2582 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)
----------------------------------------------
1:2370 2:1525 3:799 4:9 5:4692 6:162
7:6 8:1575 9:1 11:172 12:1361 13:439
14:2520 15:359 16:285 17:376 18:919 20:542
21:4 22:188 23:7590 24:2808 25:2 27:2786
29:19 31:3276 32:36 33:1 34:80 35:217
36:3018 37:4626 38:9177 39:908 40:170 41:4233
42:1963 43:2600 44:383 45:18563 46:5099 47:318
49:1938 50:1887 51:591 52:1569 54:321 55:1097
56:11 57:263 58:2218 59:1222 60:1168 61:2794
62:2925 63:1804 64:5469 65:2066 66:4671 67:3066
68:1162 69:3942 70:1140 71:638 72:2864 74:2789
75:1519 76:615 77:2700 78:1909 79:1691 80:2205
81:2074 82:3111 83:1452 84:1863 85:3428 86:1065
87:2137 88:1322 89:4390 90:776 91:8377 92:2712
93:2916 94:4051 95:4355 96:1461 97:312 98:1019
99:689 100:72 101:1413 102:3874 103:32236 104:5064
105:765 106:1034 107:2673 108:1249 109:4053 110:2240
111:3279 112:2113 113:1803 114:1975 115:2189 116:2047
117:2578 118:2876 119:1912 120:1966 121:1379 122:2764
123:2193 124:1580 125:2859 126:91 128:1623 129:961
130:1322 131:1989 132:784 133:449 134:1543 135:333
136:1352 137:1312 138:2885 139:1595 140:1596 141:1505
142:1905 143:1794 144:1136 145:510 146:2189 147:2109
148:2684 149:2884 150:1245 151:1940 152:2089 153:569
154:7999 155:1990 156:3278 157:1918 158:1326 159:2480
160:3840 161:1849 162:3781 163:2188 164:1728 165:2224
166:1492 167:1931 168:4313 169:796 170:5086 171:1012
172:4454 173:3309 174:924 175:1300 176:3699 177:4675
178:3648 179:2301 180:2631 181:4078 182:3444 183:2074
184:2120 185:21598 186:5151 187:4483 188:4237 189:4274
190:9550 191:1470 192:11306 193:9474 194:7789 195:5535
196:3273 197:3651 198:6210 199:8513 200:8197 201:6341
202:10274 203:10641 204:4572 205:3638 206:4503 207:3581
208:4251 209:5167 210:4610 211:2534 212:4561 213:3733
214:1030 215:48 216:6760 217:3127 218:1349 219:380
220:2089 221:1106 222:723 223:2404
End of report
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