[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Mar 27 21:14:07 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Thu 27 Mar, 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: 979131
Prefixes after maximum aggregation (per Origin AS): 374692
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 476150
Number of IPv4 prefixes with a valid ROA: 538730
Number of IPv4 prefixes with an invalid ROA: 140
Number of IPv4 prefixes with no ROA: 440261
Total ASes present in the Internet Routing Table: 76691
Prefixes per ASN: 12.77
Origin-only ASes present in the Internet Routing Table: 65734
Origin ASes announcing only one prefix: 26874
Transit ASes present in the Internet Routing Table: 10957
Transit-only ASes present in the Internet Routing Table: 547
Paths with bogon ASNs present in the IPv4 Routing Table: 20
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 60
Max AS path prepend of ASN ( 37447) 57
Prefixes from unregistered ASNs in the Routing Table: 1029
Number of instances of unregistered ASNs: 1034
Number of 32-bit ASNs allocated by the RIRs: 46099
Number of 32-bit ASNs visible in the Routing Table: 38006
Prefixes from 32-bit ASNs in the Routing Table: 200105
Number of bogon 32-bit ASNs visible in the Routing Table: 28
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 467
Number of addresses announced to Internet: 3108442112
Equivalent to 185 /8s, 71 /16s and 16 /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: 321198
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255647
Total APNIC prefixes after maximum aggregation: 76253
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 247354
Unique aggregates announced from the APNIC address blocks: 102522
APNIC Region origin ASes present in the Internet Routing Table: 14543
APNIC Prefixes per ASN: 17.01
APNIC Region origin ASes announcing only one prefix: 4431
APNIC Region transit ASes present in the Internet Routing Table: 1958
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 49
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10057
Number of APNIC addresses announced to Internet: 748815360
Equivalent to 44 /8s, 162 /16s and 4 /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: 290216
Total ARIN prefixes after maximum aggregation: 128790
ARIN Deaggregation factor: 2.25
Prefixes being announced from the ARIN address blocks: 290906
Unique aggregates announced from the ARIN address blocks: 136924
ARIN Region origin ASes present in the Internet Routing Table: 19237
ARIN Prefixes per ASN: 15.12
ARIN Region origin ASes announcing only one prefix: 7043
ARIN Region transit ASes present in the Internet Routing Table: 1981
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: 5171
Number of ARIN addresses announced to Internet: 1350353152
Equivalent to 80 /8s, 124 /16s and 193 /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: 273171
Total RIPE prefixes after maximum aggregation: 133026
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 271471
Unique aggregates announced from the RIPE address blocks: 173819
RIPE Region origin ASes present in the Internet Routing Table: 28869
RIPE Prefixes per ASN: 9.40
RIPE Region origin ASes announcing only one prefix: 12041
RIPE Region transit ASes present in the Internet Routing Table: 3982
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 35
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12344
Number of RIPE addresses announced to Internet: 732369920
Equivalent to 43 /8s, 167 /16s and 20 /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: 123757
Total LACNIC prefixes after maximum aggregation: 29247
LACNIC Deaggregation factor: 4.23
Prefixes being announced from the LACNIC address blocks: 120412
Unique aggregates announced from the LACNIC address blocks: 48832
LACNIC Region origin ASes present in the Internet Routing Table: 11211
LACNIC Prefixes per ASN: 10.74
LACNIC Region origin ASes announcing only one prefix: 2667
LACNIC Region transit ASes present in the Internet Routing Table: 2460
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 34
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9162
Number of LACNIC addresses announced to Internet: 171613952
Equivalent to 10 /8s, 58 /16s and 159 /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: 35311
Total AfriNIC prefixes after maximum aggregation: 6741
AfriNIC Deaggregation factor: 5.24
Prefixes being announced from the AfriNIC address blocks: 48520
Unique aggregates announced from the AfriNIC address blocks: 13652
AfriNIC Region origin ASes present in the Internet Routing Table: 1910
AfriNIC Prefixes per ASN: 25.40
AfriNIC Region origin ASes announcing only one prefix: 692
AfriNIC Region transit ASes present in the Internet Routing Table: 378
Average AfriNIC Region AS path length visible: 5.2
Max AfriNIC Region AS path length visible: 60
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1272
Number of AfriNIC addresses announced to Internet: 105053952
Equivalent to 6 /8s, 66 /16s and 255 /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 10309 8753 88 CHINAMOBILE-CN China Mobile Communication
7545 6216 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4280 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4218 530 274 BBIL-AP BHARTI Airtel Ltd., IN
7552 3916 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3673 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3261 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2839 847 538 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2170 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4755 2153 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 12945 39644 3972 AMAZON-02, US
11492 4675 310 585 CABLEONE, US
7155 4173 286 83 VIASAT-SP-BACKBONE, US
6327 3622 1320 81 SHAW, CA
174 3611 8766 960 COGENT-174, US
22773 3602 3054 221 ASN-CXA-ALL-CCI-22773-RDC, US
749 3255 54879 2506 DNIC-AS-00749, US
16625 3105 1306 2241 AKAMAI-AS, US
396982 2946 3665 458 GOOGLE-CLOUD-PLATFORM, US
30036 2576 357 351 MEDIACOM-ENTERPRISE-BUSINESS, 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 7722 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4017 3395 128 AKAMAI-ASN1, NL
9009 3769 325 1957 M247, RO
12389 3034 2303 889 ROSTELECOM-AS, RU
34984 2365 360 583 TELLCOM-AS, TR
212238 2063 147 1524 CDNEXT, GB
8452 1615 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1489 98 747 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 11887 3241 582 UNINET, MX
10620 3522 486 971 Telmex Colombia S.A., CO
13999 2511 539 369 Mega Cable, S.A. de C.V., MX
11830 1990 369 64 Instituto Costarricense de Electricidad y
28573 1351 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 782 207 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1193 371 22 Telefonica del Peru S.A.A., PE
11664 1163 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1051 70 378 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1048 359 174 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 1703 599 30 RAYA-AS, EG
24863 1620 389 18 LINKdotNET-AS, EG
29571 1567 102 23 ORANGE-COTE-IVOIRE, CI
36992 1428 1518 287 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
37069 1094 1088 19 MOBINIL, EG
36935 1006 521 42 Vodafone-, EG
20011 980 183 284 INTERNET-SOLUTIONS, ZA
6713 561 1861 35 IAM-AS, MA
36914 541 82 3 KENET-AS, 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 12945 39644 3972 AMAZON-02, US
8151 11887 3241 582 UNINET, MX
9808 10309 8753 88 CHINAMOBILE-CN China Mobile Communication
12479 7722 1714 145 UNI2-AS, ES
7545 6216 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4675 310 585 CABLEONE, US
18403 4280 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4218 530 274 BBIL-AP BHARTI Airtel Ltd., IN
7155 4173 286 83 VIASAT-SP-BACKBONE, US
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 11887 11305 UNINET, MX
9808 10309 10221 CHINAMOBILE-CN China Mobile Communications Grou
12479 7722 7577 UNI2-AS, ES
7545 6216 5559 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4280 4255 FPT-AS-AP FPT Telecom Company, VN
11492 4675 4090 CABLEONE, US
7155 4173 4090 VIASAT-SP-BACKBONE, US
9498 4218 3944 BBIL-AP BHARTI Airtel Ltd., IN
7552 3916 3890 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
212032 UNALLOCATED 5.59.105.0/24 35168 TNS-PLUS-CORE, KZ
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
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
23.136.124.0/24 Origin: 394106 BEIDEAL, US
23.136.124.0/24 Transit: 151349 YUKI-NET-AS-AP Yuki Network Ltd, KR
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
23.152.48.0/24 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 /11:93 /12:302
/13:584 /14:1226 /15:2170 /16:13972 /17:8315 /18:13764
/19:24643 /20:44012 /21:51791 /22:112080 /23:101391 /24:604714
/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 6654 7722 UNI2-AS, ES
8151 6088 11887 UNINET, MX
11492 3528 4675 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3418 3622 SHAW, CA
7155 3120 4173 VIASAT-SP-BACKBONE, US
22773 2719 3602 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2331 12945 AMAZON-02, US
30036 2234 2576 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2184 3522 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)
----------------------------------------------
1:2332 2:1537 3:600 4:10 5:4591 6:163
7:6 8:1548 9:1 11:172 12:1372 13:348
14:2515 15:351 16:279 17:362 18:915 20:463
21:4 22:188 23:7369 24:3020 25:2 27:2761
29:19 31:3209 32:37 34:80 35:207 36:2399
37:4745 38:8881 39:900 40:154 41:4217 42:1928
43:2571 44:360 45:18500 46:4944 47:288 49:1980
50:1896 51:590 52:1551 54:300 55:1089 56:11
57:252 58:2195 59:1217 60:1170 61:2778 62:2916
63:1832 64:5498 65:2121 66:4612 67:3022 68:1154
69:3972 70:1162 71:621 72:2861 74:2812 75:1662
76:612 77:2695 78:1876 79:1719 80:2191 81:2018
82:2992 83:1417 84:1820 85:3378 86:1046 87:2154
88:1314 89:4327 90:779 91:8315 92:2800 93:2879
94:4081 95:4291 96:1427 97:313 98:1019 99:740
100:71 101:1047 102:3715 103:32202 104:4820 105:750
106:994 107:2618 108:1204 109:4003 110:2225 111:3324
112:2036 113:1798 114:1953 115:2161 116:2035 117:2738
118:2881 119:1952 120:1872 121:1364 122:2743 123:2181
124:1564 125:2853 126:88 128:1586 129:958 130:1280
131:1915 132:780 133:451 134:1526 135:329 136:1280
137:1293 138:2885 139:1625 140:1564 141:1496 142:1820
143:1651 144:1047 145:514 146:2157 147:2097 148:2629
149:2896 150:1247 151:2038 152:2106 153:571 154:7869
155:1626 156:3270 157:1913 158:1267 159:2431 160:3551
161:1944 162:3715 163:1970 164:1692 165:2205 166:1422
167:1887 168:4061 169:800 170:5092 171:1004 172:4475
173:3239 174:918 175:1287 176:3692 177:4720 178:3820
179:2326 180:2587 181:4047 182:3371 183:2028 184:2311
185:21516 186:5119 187:4401 188:4203 189:4191 190:9612
191:1536 192:11194 193:9423 194:7788 195:5552 196:3271
197:3668 198:6196 199:8420 200:8189 201:6293 202:10397
203:10610 204:4564 205:3663 206:4636 207:3559 208:4190
209:5234 210:4563 211:2521 212:4498 213:3755 214:1046
215:48 216:6582 217:3095 218:1327 219:375 220:2075
221:1072 222:720 223:2314
End of report
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