[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sat Apr 12 21:14:05 UTC 2025
IPv4 R&E Routing Table Report 21:10 GMT Sat 12 Apr, 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: 978893
Prefixes after maximum aggregation (per Origin AS): 375620
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 477095
Number of IPv4 prefixes with a valid ROA: 540095
Number of IPv4 prefixes with an invalid ROA: 130
Number of IPv4 prefixes with no ROA: 438668
Total ASes present in the Internet Routing Table: 76745
Prefixes per ASN: 12.76
Origin-only ASes present in the Internet Routing Table: 65783
Origin ASes announcing only one prefix: 26895
Transit ASes present in the Internet Routing Table: 10962
Transit-only ASes present in the Internet Routing Table: 543
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: 55
Max AS path prepend of ASN (135823) 50
Prefixes from unregistered ASNs in the Routing Table: 1079
Number of instances of unregistered ASNs: 1084
Number of 32-bit ASNs allocated by the RIRs: 46178
Number of 32-bit ASNs visible in the Routing Table: 38083
Prefixes from 32-bit ASNs in the Routing Table: 200643
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: 459
Number of addresses announced to Internet: 3106724608
Equivalent to 185 /8s, 44 /16s and 219 /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: 321099
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 255907
Total APNIC prefixes after maximum aggregation: 76489
APNIC Deaggregation factor: 3.35
Prefixes being announced from the APNIC address blocks: 247562
Unique aggregates announced from the APNIC address blocks: 102730
APNIC Region origin ASes present in the Internet Routing Table: 14561
APNIC Prefixes per ASN: 17.00
APNIC Region origin ASes announcing only one prefix: 4440
APNIC Region transit ASes present in the Internet Routing Table: 1957
Average APNIC Region AS path length visible: 4.1
Max APNIC Region AS path length visible: 55
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10071
Number of APNIC addresses announced to Internet: 748345088
Equivalent to 44 /8s, 154 /16s and 215 /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: 289604
Total ARIN prefixes after maximum aggregation: 129078
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 290621
Unique aggregates announced from the ARIN address blocks: 137616
ARIN Region origin ASes present in the Internet Routing Table: 19245
ARIN Prefixes per ASN: 15.10
ARIN Region origin ASes announcing only one prefix: 7044
ARIN Region transit ASes present in the Internet Routing Table: 1986
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: 5186
Number of ARIN addresses announced to Internet: 1349504256
Equivalent to 80 /8s, 111 /16s and 205 /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: 273592
Total RIPE prefixes after maximum aggregation: 133379
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 271516
Unique aggregates announced from the RIPE address blocks: 173680
RIPE Region origin ASes present in the Internet Routing Table: 28882
RIPE Prefixes per ASN: 9.40
RIPE Region origin ASes announcing only one prefix: 12035
RIPE Region transit ASes present in the Internet Routing Table: 3970
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: 12376
Number of RIPE addresses announced to Internet: 731728128
Equivalent to 43 /8s, 157 /16s and 73 /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: 123383
Total LACNIC prefixes after maximum aggregation: 29275
LACNIC Deaggregation factor: 4.21
Prefixes being announced from the LACNIC address blocks: 120035
Unique aggregates announced from the LACNIC address blocks: 48878
LACNIC Region origin ASes present in the Internet Routing Table: 11224
LACNIC Prefixes per ASN: 10.69
LACNIC Region origin ASes announcing only one prefix: 2678
LACNIC Region transit ASes present in the Internet Routing Table: 2472
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: 9172
Number of LACNIC addresses announced to Internet: 171737856
Equivalent to 10 /8s, 60 /16s and 131 /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: 35328
Total AfriNIC prefixes after maximum aggregation: 6755
AfriNIC Deaggregation factor: 5.23
Prefixes being announced from the AfriNIC address blocks: 48699
Unique aggregates announced from the AfriNIC address blocks: 13798
AfriNIC Region origin ASes present in the Internet Routing Table: 1915
AfriNIC Prefixes per ASN: 25.43
AfriNIC Region origin ASes announcing only one prefix: 698
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: 40
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1278
Number of AfriNIC addresses announced to Internet: 105173504
Equivalent to 6 /8s, 68 /16s and 210 /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 10308 8753 89 CHINAMOBILE-CN China Mobile Communication
7545 6214 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4261 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4220 530 274 BBIL-AP BHARTI Airtel Ltd., IN
7552 3921 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3672 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3259 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2854 849 538 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2170 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4766 2163 11521 628 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 13164 39691 4088 AMAZON-02, US
11492 4693 311 586 CABLEONE, US
7155 3829 286 85 VIASAT-SP-BACKBONE, US
22773 3628 3054 223 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3621 1320 81 SHAW, CA
174 3490 8766 960 COGENT-174, US
749 3255 54879 2506 DNIC-AS-00749, US
16625 3115 1311 2257 AKAMAI-AS, US
396982 2950 3649 467 GOOGLE-CLOUD-PLATFORM, US
36352 2648 218 806 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 7707 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4033 3395 129 AKAMAI-ASN1, NL
9009 3760 325 1954 M247, RO
12389 3067 2303 887 ROSTELECOM-AS, RU
34984 2363 360 581 TELLCOM-AS, TR
212238 2089 148 1539 CDNEXT, GB
8452 1637 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1481 98 745 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 11937 3245 584 UNINET, MX
10620 3522 486 992 Telmex Colombia S.A., CO
13999 2503 538 369 Mega Cable, S.A. de C.V., MX
11830 1992 369 64 Instituto Costarricense de Electricidad y
28573 1357 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1330 784 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1193 371 22 Telefonica del Peru S.A.A., PE
11664 1182 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1052 70 379 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1043 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 1702 599 30 RAYA-AS, EG
24863 1643 389 16 LINKdotNET-AS, EG
29571 1580 102 22 ORANGE-COTE-IVOIRE, CI
36992 1430 1518 287 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
36935 1028 523 45 Vodafone-, EG
20011 981 185 285 INTERNET-SOLUTIONS, ZA
37069 932 1099 15 MOBINIL, EG
6713 562 1861 35 IAM-AS, MA
36914 550 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 13164 39691 4088 AMAZON-02, US
8151 11937 3245 584 UNINET, MX
9808 10308 8753 89 CHINAMOBILE-CN China Mobile Communication
12479 7707 1714 145 UNI2-AS, ES
7545 6214 843 657 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4693 311 586 CABLEONE, US
18403 4261 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4220 530 274 BBIL-AP BHARTI Airtel Ltd., IN
20940 4033 3395 129 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 11937 11353 UNINET, MX
9808 10308 10219 CHINAMOBILE-CN China Mobile Communications Grou
12479 7707 7562 UNI2-AS, ES
7545 6214 5557 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4261 4236 FPT-AS-AP FPT Telecom Company, VN
11492 4693 4107 CABLEONE, US
9498 4220 3946 BBIL-AP BHARTI Airtel Ltd., IN
20940 4033 3904 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
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
23.137.116.0/24 Origin: 63129 AIRRABBIT-NETWORK, US
23.137.116.0/24 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
23.152.48.0/24 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 /12:301
/13:584 /14:1225 /15:2164 /16:13934 /17:8295 /18:13758
/19:24625 /20:43748 /21:51782 /22:112143 /23:101543 /24:604624
/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 6629 7707 UNI2-AS, ES
8151 6142 11937 UNINET, MX
11492 3531 4693 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3621 SHAW, CA
7155 2787 3829 VIASAT-SP-BACKBONE, US
22773 2746 3628 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2334 13164 AMAZON-02, US
30036 2228 2570 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2188 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)
----------------------------------------------
1:2329 2:1544 3:614 4:10 5:4633 6:163
7:6 8:1546 9:1 11:172 12:1370 13:351
14:2509 15:351 16:279 17:366 18:923 20:481
21:4 22:188 23:7454 24:2839 25:2 27:2769
29:19 31:3236 32:37 34:80 35:206 36:2398
37:4667 38:8838 39:897 40:160 41:4208 42:1910
43:2568 44:372 45:18476 46:4961 47:287 49:1921
50:1899 51:590 52:1553 54:298 55:877 56:11
57:251 58:2206 59:1217 60:1171 61:2781 62:2908
63:1832 64:5508 65:2118 66:4653 67:3068 68:1159
69:3979 70:1122 71:622 72:2842 74:2800 75:1606
76:613 77:2739 78:1890 79:1741 80:2195 81:2034
82:3130 83:1424 84:1851 85:3405 86:1040 87:2156
88:1317 89:4327 90:776 91:8329 92:2787 93:2893
94:4074 95:4334 96:1442 97:313 98:1022 99:643
100:71 101:1145 102:3749 103:32204 104:4766 105:757
106:989 107:2636 108:1201 109:4093 110:2228 111:3349
112:2042 113:1800 114:1963 115:2211 116:2036 117:2748
118:2896 119:1954 120:1872 121:1370 122:2752 123:2177
124:1566 125:2856 126:90 128:1590 129:963 130:1275
131:1900 132:786 133:451 134:1524 135:332 136:1284
137:1288 138:2887 139:1611 140:1576 141:1484 142:1905
143:1633 144:1061 145:517 146:2164 147:2108 148:2650
149:2913 150:1241 151:1744 152:2104 153:570 154:7988
155:1638 156:3207 157:1896 158:1276 159:2442 160:3569
161:1907 162:3735 163:2038 164:1688 165:2206 166:1455
167:1876 168:4066 169:794 170:5088 171:1006 172:4476
173:3233 174:916 175:1290 176:3679 177:4671 178:3786
179:2296 180:2595 181:4055 182:3370 183:2047 184:2155
185:21530 186:5070 187:4409 188:4190 189:4163 190:9625
191:1464 192:11227 193:9429 194:7781 195:5539 196:3291
197:3688 198:6164 199:8448 200:8190 201:6273 202:10395
203:10607 204:4552 205:3678 206:4637 207:3562 208:4208
209:5186 210:4564 211:2530 212:4540 213:3770 214:1032
215:48 216:6616 217:3107 218:1333 219:375 220:2084
221:1069 222:717 223:2316
End of report
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