[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed May 14 21:13:57 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Wed 14 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: 983505
Prefixes after maximum aggregation (per Origin AS): 378540
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 479369
Number of IPv4 prefixes with a valid ROA: 544930
Number of IPv4 prefixes with an invalid ROA: 145
Number of IPv4 prefixes with no ROA: 438430
Total ASes present in the Internet Routing Table: 76828
Prefixes per ASN: 12.80
Origin-only ASes present in the Internet Routing Table: 65807
Origin ASes announcing only one prefix: 26947
Transit ASes present in the Internet Routing Table: 11021
Transit-only ASes present in the Internet Routing Table: 548
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: 60
Max AS path prepend of ASN ( 37447) 57
Prefixes from unregistered ASNs in the Routing Table: 998
Number of instances of unregistered ASNs: 1004
Number of 32-bit ASNs allocated by the RIRs: 46395
Number of 32-bit ASNs visible in the Routing Table: 38230
Prefixes from 32-bit ASNs in the Routing Table: 202032
Number of bogon 32-bit ASNs visible in the Routing Table: 29
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 489
Number of addresses announced to Internet: 3109759488
Equivalent to 185 /8s, 91 /16s and 42 /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: 321856
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 258309
Total APNIC prefixes after maximum aggregation: 77054
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 248724
Unique aggregates announced from the APNIC address blocks: 103109
APNIC Region origin ASes present in the Internet Routing Table: 14602
APNIC Prefixes per ASN: 17.03
APNIC Region origin ASes announcing only one prefix: 4454
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: 35
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10118
Number of APNIC addresses announced to Internet: 748536320
Equivalent to 44 /8s, 157 /16s and 194 /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: 290696
Total ARIN prefixes after maximum aggregation: 130519
ARIN Deaggregation factor: 2.23
Prefixes being announced from the ARIN address blocks: 292009
Unique aggregates announced from the ARIN address blocks: 138625
ARIN Region origin ASes present in the Internet Routing Table: 19244
ARIN Prefixes per ASN: 15.17
ARIN Region origin ASes announcing only one prefix: 7044
ARIN Region transit ASes present in the Internet Routing Table: 1990
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: 5209
Number of ARIN addresses announced to Internet: 1353113088
Equivalent to 80 /8s, 166 /16s and 222 /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: 274046
Total RIPE prefixes after maximum aggregation: 134084
RIPE Deaggregation factor: 2.04
Prefixes being announced from the RIPE address blocks: 272103
Unique aggregates announced from the RIPE address blocks: 174450
RIPE Region origin ASes present in the Internet Routing Table: 28917
RIPE Prefixes per ASN: 9.41
RIPE Region origin ASes announcing only one prefix: 12065
RIPE Region transit ASes present in the Internet Routing Table: 3985
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: 12441
Number of RIPE addresses announced to Internet: 730920192
Equivalent to 43 /8s, 144 /16s and 245 /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: 123766
Total LACNIC prefixes after maximum aggregation: 29481
LACNIC Deaggregation factor: 4.20
Prefixes being announced from the LACNIC address blocks: 120126
Unique aggregates announced from the LACNIC address blocks: 48903
LACNIC Region origin ASes present in the Internet Routing Table: 11234
LACNIC Prefixes per ASN: 10.69
LACNIC Region origin ASes announcing only one prefix: 2689
LACNIC Region transit ASes present in the Internet Routing Table: 2505
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: 9181
Number of LACNIC addresses announced to Internet: 171736320
Equivalent to 10 /8s, 60 /16s and 125 /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: 35690
Total AfriNIC prefixes after maximum aggregation: 6774
AfriNIC Deaggregation factor: 5.27
Prefixes being announced from the AfriNIC address blocks: 50053
Unique aggregates announced from the AfriNIC address blocks: 13879
AfriNIC Region origin ASes present in the Internet Routing Table: 1912
AfriNIC Prefixes per ASN: 26.18
AfriNIC Region origin ASes announcing only one prefix: 695
AfriNIC Region transit ASes present in the Internet Routing Table: 378
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 60
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1281
Number of AfriNIC addresses announced to Internet: 105225472
Equivalent to 6 /8s, 69 /16s and 157 /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 10920 8756 96 CHINAMOBILE-CN China Mobile Communication
7545 6164 842 654 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4392 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4277 533 300 BBIL-AP BHARTI Airtel Ltd., IN
7552 3908 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3690 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3260 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2865 852 534 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2173 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4766 2172 11522 647 KIXS-AS-KR Korea Telecom, KR
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 13381 40826 4957 AMAZON-02, US
11492 4727 313 592 CABLEONE, US
7155 3859 286 85 VIASAT-SP-BACKBONE, US
6327 3621 1320 81 SHAW, CA
22773 3615 3053 213 ASN-CXA-ALL-CCI-22773-RDC, US
174 3478 8751 915 COGENT-174, US
749 3253 54861 2504 DNIC-AS-00749, US
396982 3166 3852 417 GOOGLE-CLOUD-PLATFORM, US
16625 3155 1320 2267 AKAMAI-AS, US
36352 2789 228 848 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 7697 1714 148 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4061 3395 127 AKAMAI-ASN1, NL
9009 3782 325 1958 M247, RO
12389 3069 2304 886 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2391 360 581 TELLCOM-AS, TR
212238 2143 151 1577 CDNEXT, GB
13188 1606 100 34 TRIOLAN, UA
8452 1604 1852 14 TE-AS TE-AS, EG
62240 1421 94 736 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 12089 3246 579 UNINET, MX
10620 3500 480 1019 Telmex Colombia S.A., CO
13999 2517 540 360 Mega Cable, S.A. de C.V., MX
11830 1996 369 64 Instituto Costarricense de Electricidad y
28573 1358 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1338 785 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1204 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1190 371 22 Telefonica del Peru S.A.A., PE
22884 1058 70 380 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1042 374 163 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 1778 632 28 RAYA-AS, EG
24863 1652 389 16 LINKdotNET-AS, EG
29571 1597 102 33 ORANGE-COTE-IVOIRE, CI
36992 1432 1519 280 ETISALAT-MISR, EG
36903 1250 554 97 MT-MPLS, MA
37069 1107 1100 18 MOBINIL, EG
36935 1040 523 45 Vodafone-, EG
20011 980 185 285 INTERNET-SOLUTIONS, ZA
36914 551 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 13381 40826 4957 AMAZON-02, US
8151 12089 3246 579 UNINET, MX
9808 10920 8756 96 CHINAMOBILE-CN China Mobile Communication
12479 7697 1714 148 UNI2-AS, ES
7545 6164 842 654 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4727 313 592 CABLEONE, US
18403 4392 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4277 533 300 BBIL-AP BHARTI Airtel Ltd., IN
20940 4061 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 12089 11510 UNINET, MX
9808 10920 10824 CHINAMOBILE-CN China Mobile Communications Grou
12479 7697 7549 UNI2-AS, ES
7545 6164 5510 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4392 4367 FPT-AS-AP FPT Telecom Company, VN
11492 4727 4135 CABLEONE, US
9498 4277 3977 BBIL-AP BHARTI Airtel Ltd., IN
20940 4061 3934 AKAMAI-ASN1, NL
7552 3908 3882 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
23.138.212.0/24 Origin: 400910 MOOSE, US
23.138.212.0/24 Transit: 20473 AS-VULTR, 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 CIBC-US, 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 /9:16 /10:41 /11:93 /12:300
/13:582 /14:1223 /15:2168 /16:13987 /17:8272 /18:13720
/19:24623 /20:43900 /21:51670 /22:111935 /23:102057 /24:608901
/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 6615 7697 UNI2-AS, ES
8151 6288 12089 UNINET, MX
11492 3533 4727 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 2818 3859 VIASAT-SP-BACKBONE, US
22773 2741 3615 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2333 13381 AMAZON-02, US
30036 2221 2562 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2186 3500 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)
----------------------------------------------
1:2333 2:1532 3:729 4:11 5:4686 6:163
7:6 8:1585 9:1 11:172 12:1365 13:413
14:2518 15:353 16:284 17:372 18:916 20:518
21:4 22:188 23:7563 24:2804 25:2 27:2776
29:19 31:3262 32:37 33:1 34:80 35:207
36:2814 37:4643 38:9119 39:910 40:169 41:4215
42:2003 43:2577 44:382 45:18563 46:5065 47:301
49:1931 50:1884 51:587 52:1555 54:313 55:1094
56:11 57:258 58:2216 59:1216 60:1166 61:2777
62:2922 63:1816 64:5480 65:2061 66:4679 67:3070
68:1153 69:3937 70:1128 71:634 72:2850 74:2787
75:1619 76:614 77:2704 78:1896 79:1757 80:2201
81:2072 82:3145 83:1432 84:1864 85:3431 86:1068
87:2161 88:1322 89:4369 90:774 91:8348 92:2689
93:2893 94:4041 95:4318 96:1463 97:312 98:1019
99:685 100:72 101:1152 102:3948 103:32209 104:5029
105:762 106:1037 107:2666 108:1205 109:4075 110:2235
111:3324 112:2068 113:1788 114:1968 115:2200 116:2048
117:2674 118:2889 119:1952 120:1922 121:1374 122:2753
123:2178 124:1569 125:2844 126:91 128:1620 129:958
130:1307 131:1964 132:784 133:451 134:1543 135:332
136:1346 137:1307 138:2885 139:1600 140:1588 141:1501
142:1900 143:1737 144:1099 145:505 146:2168 147:2106
148:2684 149:2859 150:1214 151:1895 152:2087 153:560
154:8051 155:1959 156:3330 157:1893 158:1304 159:2450
160:3847 161:1880 162:3734 163:2146 164:1696 165:2200
166:1460 167:1904 168:4297 169:793 170:5103 171:1010
172:4454 173:3278 174:920 175:1302 176:3682 177:4682
178:3622 179:2281 180:2622 181:4068 182:3431 183:2121
184:2118 185:21591 186:5119 187:4434 188:4240 189:4253
190:9550 191:1458 192:11252 193:9496 194:7771 195:5511
196:3296 197:3720 198:6199 199:8476 200:8209 201:6341
202:10281 203:10621 204:4564 205:3545 206:4512 207:3580
208:4282 209:5207 210:4592 211:2540 212:4537 213:3728
214:1033 215:48 216:6734 217:3140 218:1342 219:376
220:2084 221:1086 222:718 223:2382
End of report
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