[REN-BGP-stats-all] IPv4 R&E Routing Table Report - TENET (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Aug 4 18:45:42 UTC 2024
IPv4 R&E Routing Table Report 18:45 GMT Sun 04 Aug, 2024
IPv4 BGP Table (R&E) as seen at TENET.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/TENET/
Analysis Summary
----------------
BGP routing table entries examined: 16181
Prefixes after maximum aggregation (per Origin AS): 8377
Deaggregation factor: 1.93
Unique aggregates announced (without unneeded subnets): 9534
Number of IPv4 prefixes with a valid ROA: 4580
Number of IPv4 prefixes with an invalid ROA: 10
Number of IPv4 prefixes with no ROA: 11591
Total ASes present in the Internet Routing Table: 2234
Prefixes per ASN: 7.24
Origin-only ASes present in the Internet Routing Table: 1948
Origin ASes announcing only one prefix: 820
Transit ASes present in the Internet Routing Table: 286
Transit-only ASes present in the Internet Routing Table: 53
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 15
Max AS path prepend of ASN (395156) 12
Prefixes from unregistered ASNs in the Routing Table: 1
Number of instances of unregistered ASNs: 1
Number of 32-bit ASNs allocated by the RIRs: 45098
Number of 32-bit ASNs visible in the Routing Table: 508
Prefixes from 32-bit ASNs in the Routing Table: 1513
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 4
Number of addresses announced to Internet: 157399296
Equivalent to 9 /8s, 97 /16s and 185 /24s
Percentage of available address space announced: 4.3
Percentage of allocated address space announced: 4.3
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: 1777
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4668
Total APNIC prefixes after maximum aggregation: 2290
APNIC Deaggregation factor: 2.04
Prefixes being announced from the APNIC address blocks: 4665
Unique aggregates announced from the APNIC address blocks: 2627
APNIC Region origin ASes present in the Internet Routing Table: 560
APNIC Prefixes per ASN: 8.33
APNIC Region origin ASes announcing only one prefix: 242
APNIC Region transit ASes present in the Internet Routing Table: 60
Average APNIC Region AS path length visible: 4.8
Max APNIC Region AS path length visible: 15
Number of APNIC region 32-bit ASNs visible in the Routing Table: 208
Number of APNIC addresses announced to Internet: 45697024
Equivalent to 2 /8s, 185 /16s and 72 /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, 131072-153913
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: 8155
Total ARIN prefixes after maximum aggregation: 4783
ARIN Deaggregation factor: 1.70
Prefixes being announced from the ARIN address blocks: 8158
Unique aggregates announced from the ARIN address blocks: 5321
ARIN Region origin ASes present in the Internet Routing Table: 1250
ARIN Prefixes per ASN: 6.53
ARIN Region origin ASes announcing only one prefix: 432
ARIN Region transit ASes present in the Internet Routing Table: 153
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 15
Number of ARIN region 32-bit ASNs visible in the Routing Table: 198
Number of ARIN addresses announced to Internet: 92334592
Equivalent to 5 /8s, 128 /16s and 234 /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, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 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: 901
Total RIPE prefixes after maximum aggregation: 628
RIPE Deaggregation factor: 1.43
Prefixes being announced from the RIPE address blocks: 896
Unique aggregates announced from the RIPE address blocks: 673
RIPE Region origin ASes present in the Internet Routing Table: 190
RIPE Prefixes per ASN: 4.72
RIPE Region origin ASes announcing only one prefix: 81
RIPE Region transit ASes present in the Internet Routing Table: 28
Average RIPE Region AS path length visible: 4.2
Max RIPE Region AS path length visible: 11
Number of RIPE region 32-bit ASNs visible in the Routing Table: 30
Number of RIPE addresses announced to Internet: 12855040
Equivalent to 0 /8s, 196 /16s and 39 /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,
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: 1372
Total LACNIC prefixes after maximum aggregation: 533
LACNIC Deaggregation factor: 2.57
Prefixes being announced from the LACNIC address blocks: 1374
Unique aggregates announced from the LACNIC address blocks: 726
LACNIC Region origin ASes present in the Internet Routing Table: 156
LACNIC Prefixes per ASN: 8.81
LACNIC Region origin ASes announcing only one prefix: 56
LACNIC Region transit ASes present in the Internet Routing Table: 23
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 63
Number of LACNIC addresses announced to Internet: 4193024
Equivalent to 0 /8s, 63 /16s and 251 /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: 1084
Total AfriNIC prefixes after maximum aggregation: 142
AfriNIC Deaggregation factor: 7.63
Prefixes being announced from the AfriNIC address blocks: 1084
Unique aggregates announced from the AfriNIC address blocks: 184
AfriNIC Region origin ASes present in the Internet Routing Table: 24
AfriNIC Prefixes per ASN: 45.17
AfriNIC Region origin ASes announcing only one prefix: 9
AfriNIC Region transit ASes present in the Internet Routing Table: 6
Average AfriNIC Region AS path length visible: 2.8
Max AfriNIC Region AS path length visible: 7
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 9
Number of AfriNIC addresses announced to Internet: 2311168
Equivalent to 0 /8s, 35 /16s and 68 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 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
2907 590 2162 463 SINET-AS Research Organization of Informa
7497 447 180 24 CSTNET-AS-AP Computer Network Information
1237 189 74 144 KREONET-AS-KR KISTI, KR
58647 180 18 2 KAGAWAU-AS Kagawa University, JP
7575 172 329 115 AARNET-AS-AP Australian Academic and Rese
55824 131 18 19 NKN-CORE-NW NKN Core Network, IN
4538 129 4192 72 ERX-CERNET-BKB China Education and Resear
4762 75 4 1 MAHIDOL-BORDER-AS Mahidol University, Tha
4621 67 37 10 UNINET-AS-AP UNINET-, TH
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
668 204 646 173 DNIC-AS-00668, US
376 202 162 151 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
2920 175 34 7 LACOE, US
2152 150 507 97 CENIC-2152, US
18558 135 18 4 NETBLK-RCOEK, US
81 133 517 33 NCREN, US
270 117 328 81 AS270, US
23024 96 7 21 OCDE, US
21976 87 50 17 NJEDGE-NET, US
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8895 136 24 5 ISU Internet Services Unit ISU, SA
1103 96 1503 83 SURFNET-NL SURFnet, The Netherlands, NL
3267 76 26 66 NIKS, RU
1653 54 151 51 SUNET SUNET Swedish University Network, E
1741 39 149 18 FUNETAS, FI
3218 21 4 18 COSMOS-3218-AS AS-COSMOS root, RU
8674 16 2 11 NETNOD-IX Netnod AB, SE
1880 14 1 7 STUPI, SE
224 13 256 13 UNINETT UNINETT, The Norwegian University
1101 13 481 13 IP-EEND-AS IP-EEND BV, NL
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 158 176 42 Rede Nacional de Ensino e Pesquisa, BR
28391 153 10 67 Universidad Juarez Autonoma de Tabasco, M
11340 109 25 52 Red Universitaria Nacional, CL
271640 67 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
19611 48 17 2 Associacao Antonio Vieira - Unisinos, BR
4270 46 16 1 Red de Interconexion Universitaria, AR
2715 45 99 34 Fundacao Carlos Chagas Filho de Amparo a
61468 45 5 15 CEDIA, EC
28614 38 2 2 Fundacao Universidade Regional de Blumena
3596 37 8 4 Universidad Autonoma Metropolitana, MX
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36914 524 82 3 KENET-AS, KE
2018 379 319 71 TENET-1, ZA
8094 47 48 18 PUKNET, ZA
327700 45 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37182 14 8 1 TERNET, TZ
37501 11 49 6 UOFS, ZA
36982 8 33 8 UCT, ZA
37654 6 1 6 RwEdNet-AS, RW
37215 5 8 1 MAREN, MW
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 590 2162 463 SINET-AS Research Organization of Informa
36914 524 82 3 KENET-AS, KE
7497 447 180 24 CSTNET-AS-AP Computer Network Information
2018 379 319 71 TENET-1, ZA
668 204 646 173 DNIC-AS-00668, US
376 202 162 151 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
1237 189 74 144 KREONET-AS-KR KISTI, KR
58647 180 18 2 KAGAWAU-AS Kagawa University, JP
2920 175 34 7 LACOE, US
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
36914 524 521 KENET-AS, KE
7497 447 423 CSTNET-AS-AP Computer Network Information Cente
2018 379 308 TENET-1, ZA
5786 198 197 UPRENET, PR
58647 180 178 KAGAWAU-AS Kagawa University, JP
2920 175 168 LACOE, US
8895 136 131 ISU Internet Services Unit ISU, SA
18558 135 131 NETBLK-RCOEK, US
1916 158 116 Rede Nacional de Ensino e Pesquisa, BR
55824 131 112 NKN-CORE-NW NKN Core Network, IN
Complete listing at https://bgp.nsrc.org/REN/TENET/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
26971 UNALLOCATED 129.111.0.0/16 276 OTS-AS-276, US
Complete listing at https://bgp.nsrc.org/REN/TENET/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
192.31.196.0/24 Origin: 112 RESERVED, ZZ
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
202.46.0.0/20 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.0.0/20 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
202.46.240.0/20 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.240.0/20 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
202.46.245.0/24 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.245.0/24 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
Complete listing at https://bgp.nsrc.org/REN/TENET/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:0 /9:1 /10:1 /11:1 /12:9
/13:17 /14:30 /15:87 /16:1476 /17:367 /18:399
/19:489 /20:755 /21:688 /22:1123 /23:1267 /24:9471
/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
36914 502 524 KENET-AS, KE
8895 131 136 ISU Internet Services Unit ISU, SA
327700 40 45 MoRENet, MZ
23024 38 96 OCDE, US
32440 36 63 LONI, US
3267 35 76 NIKS, RU
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
25977 30 44 HCCS, US
27609 29 45 USC-UNIVERSITY-HOSPITAL, US
Complete listing at https://bgp.nsrc.org/REN/TENET/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2 4:2 6:4 8:2 12:1 14:91
23:5 24:3 35:7 38:10 40:1 41:236
42:10 44:4 45:45 47:1 49:10 50:3
52:1 58:1 59:19 60:6 61:3 62:3
63:33 64:44 65:1 66:37 67:42 68:10
69:19 70:2 71:1 72:7 74:48 76:41
77:8 80:5 81:1 82:4 83:1 84:2
85:17 86:5 87:1 89:2 91:13 92:2
93:1 96:5 97:1 98:2 101:1 102:2
103:282 104:79 108:10 109:7 111:16 113:2
114:24 116:8 117:61 118:34 119:23 121:27
122:8 123:8 124:42 125:5 128:82 129:29
130:92 131:57 132:66 133:155 134:106 136:197
137:46 138:58 139:5 140:36 141:3 142:25
143:23 144:23 145:1 146:134 147:61 148:186
149:11 150:40 151:9 152:135 153:3 154:28
155:63 156:132 157:21 158:35 159:120 160:29
161:16 162:24 163:65 164:14 165:47 166:1
167:10 168:120 169:6 170:89 171:1 172:3
173:6 175:29 176:8 177:6 179:13 180:16
181:1 182:9 184:6 185:12 186:3 187:18
188:4 189:4 190:18 191:13 192:1089 193:35
194:57 195:29 196:149 197:311 198:470 199:277
200:288 201:37 202:640 203:438 204:363 205:135
206:204 207:227 208:65 209:105 210:218 211:14
212:122 213:2 214:8 216:91 218:22 219:5
220:17 222:2 223:14
End of report
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