[REN-BGP-stats-all] IPv4 R&E Routing Table Report - TENET (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Thu Aug 3 18:45:40 UTC 2023
IPv4 R&E Routing Table Report 18:45 GMT Thu 03 Aug, 2023
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: 15795
Prefixes after maximum aggregation (per Origin AS): 8278
Deaggregation factor: 1.91
Unique aggregates announced (without unneeded subnets): 9382
Number of IPv4 prefixes with a valid ROA: 3593
Number of IPv4 prefixes with an invalid ROA: 16
Number of IPv4 prefixes with no ROA: 12186
Total ASes present in the Internet Routing Table: 2225
Prefixes per ASN: 7.10
Origin-only ASes present in the Internet Routing Table: 1926
Origin ASes announcing only one prefix: 810
Transit ASes present in the Internet Routing Table: 299
Transit-only ASes present in the Internet Routing Table: 62
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: 3
Number of instances of unregistered ASNs: 3
Number of 32-bit ASNs allocated by the RIRs: 42366
Number of 32-bit ASNs visible in the Routing Table: 493
Prefixes from 32-bit ASNs in the Routing Table: 1605
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: 2
Number of addresses announced to Internet: 160861440
Equivalent to 9 /8s, 150 /16s and 141 /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: 1571
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4599
Total APNIC prefixes after maximum aggregation: 2253
APNIC Deaggregation factor: 2.04
Prefixes being announced from the APNIC address blocks: 4599
Unique aggregates announced from the APNIC address blocks: 2573
APNIC Region origin ASes present in the Internet Routing Table: 533
APNIC Prefixes per ASN: 8.63
APNIC Region origin ASes announcing only one prefix: 224
APNIC Region transit ASes present in the Internet Routing Table: 56
Average APNIC Region AS path length visible: 5.0
Max APNIC Region AS path length visible: 15
Number of APNIC region 32-bit ASNs visible in the Routing Table: 199
Number of APNIC addresses announced to Internet: 45758720
Equivalent to 2 /8s, 186 /16s and 57 /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: 7865
Total ARIN prefixes after maximum aggregation: 4674
ARIN Deaggregation factor: 1.68
Prefixes being announced from the ARIN address blocks: 7870
Unique aggregates announced from the ARIN address blocks: 5182
ARIN Region origin ASes present in the Internet Routing Table: 1232
ARIN Prefixes per ASN: 6.39
ARIN Region origin ASes announcing only one prefix: 431
ARIN Region transit ASes present in the Internet Routing Table: 159
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: 189
Number of ARIN addresses announced to Internet: 95316992
Equivalent to 5 /8s, 174 /16s and 108 /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, 393216-401308
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: 936
Total RIPE prefixes after maximum aggregation: 624
RIPE Deaggregation factor: 1.50
Prefixes being announced from the RIPE address blocks: 931
Unique aggregates announced from the RIPE address blocks: 638
RIPE Region origin ASes present in the Internet Routing Table: 204
RIPE Prefixes per ASN: 4.56
RIPE Region origin ASes announcing only one prefix: 86
RIPE Region transit ASes present in the Internet Routing Table: 32
Average RIPE Region AS path length visible: 4.4
Max RIPE Region AS path length visible: 12
Number of RIPE region 32-bit ASNs visible in the Routing Table: 26
Number of RIPE addresses announced to Internet: 13100800
Equivalent to 0 /8s, 199 /16s and 231 /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
196608-213403
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: 1436
Total LACNIC prefixes after maximum aggregation: 582
LACNIC Deaggregation factor: 2.47
Prefixes being announced from the LACNIC address blocks: 1437
Unique aggregates announced from the LACNIC address blocks: 794
LACNIC Region origin ASes present in the Internet Routing Table: 167
LACNIC Prefixes per ASN: 8.60
LACNIC Region origin ASes announcing only one prefix: 61
LACNIC Region transit ASes present in the Internet Routing Table: 27
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 70
Number of LACNIC addresses announced to Internet: 4242176
Equivalent to 0 /8s, 64 /16s and 187 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-273820 + 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: 956
Total AfriNIC prefixes after maximum aggregation: 142
AfriNIC Deaggregation factor: 6.73
Prefixes being announced from the AfriNIC address blocks: 956
Unique aggregates announced from the AfriNIC address blocks: 193
AfriNIC Region origin ASes present in the Internet Routing Table: 25
AfriNIC Prefixes per ASN: 38.24
AfriNIC Region origin ASes announcing only one prefix: 8
AfriNIC Region transit ASes present in the Internet Routing Table: 6
Average AfriNIC Region AS path length visible: 2.7
Max AfriNIC Region AS path length visible: 8
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 9
Number of AfriNIC addresses announced to Internet: 2442240
Equivalent to 0 /8s, 37 /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 596 2147 465 SINET-AS Research Organization of Infor
7497 435 180 23 CSTNET-AS-AP Computer Network Informati
1237 191 74 139 KREONET-AS-KR KISTI, KR
58647 178 18 2 KAGAWAU-AS Kagawa University, JP
7575 177 329 120 AARNET-AS-AP Australian Academic and Re
4538 130 4192 73 ERX-CERNET-BKB China Education and Rese
55824 123 18 15 NKN-CORE-NW NKN Core Network, IN
4621 70 37 10 UNINET-AS-AP UNINET-, TH
9411 66 16 2 NONTRINET-AS-AP Kasetsart University, T
4762 65 4 1 MAHIDOL-BORDER-AS Mahidol University, T
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
668 204 652 173 DNIC-AS-00668, US
376 202 178 150 RISQ-AS, CA
5786 197 16 1 UPRENET, PR
2152 141 507 92 CSUNET-NW, US
18558 136 18 4 NETBLK-RCOEK, US
81 128 521 31 NCREN, US
270 118 329 82 AS270, US
23024 113 7 17 OCDE, US
2920 107 34 7 LACOE, US
21976 82 51 18 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 94 1502 83 SURFNET-NL SURFnet, The Netherlands, NL
3267 53 63 38 RUNNET, RU
1653 50 151 47 SUNET SUNET Swedish University Network,
1741 39 149 18 FUNETAS, FI
5495 24 7 8 ASN-SPBGU St.Petersburg, Russia, RU
3218 21 4 18 COSMOS-3218-AS AS-COSMOS root, RU
8674 17 2 11 NETNOD-IX Netnod AB, SE
224 13 256 13 UNINETT UNINETT, The Norwegian Universi
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 221 176 42 Rede Nacional de Ensino e Pesquisa, BR
28391 153 10 67 Universidad Juarez Autonoma de Tabasco,
11340 104 24 48 Red Universitaria Nacional, CL
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
4270 48 16 1 Red de Interconexion Universitaria, AR
61468 43 3 14 CEDIA, EC
271640 39 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
28614 38 2 2 Fundacao Universidade Regional de Blume
19611 37 17 2 Associacao Antonio Vieira - Unisinos, B
3596 34 4 3 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
2018 359 319 71 TENET-1, ZA
36914 258 82 3 KENET-AS, KE
327687 165 28 3 RENU, UG
8094 48 48 15 PUKNET, ZA
327700 38 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37501 11 49 6 UOFS, ZA
37654 10 1 6 RwEdNet-AS, RW
36982 8 33 8 UCT, ZA
31960 5 1 1 EMUNET, MZ
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 596 2147 465 SINET-AS Research Organization of Infor
7497 435 180 23 CSTNET-AS-AP Computer Network Informati
2018 359 319 71 TENET-1, ZA
36914 258 82 3 KENET-AS, KE
1916 221 176 42 Rede Nacional de Ensino e Pesquisa, BR
668 204 652 173 DNIC-AS-00668, US
376 202 178 150 RISQ-AS, CA
5786 197 16 1 UPRENET, PR
1237 191 74 139 KREONET-AS-KR KISTI, KR
58647 178 18 2 KAGAWAU-AS Kagawa University, JP
Complete listing at https://bgp.nsrc.org/REN/TENET/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 435 412 CSTNET-AS-AP Computer Network Information Cente
2018 359 288 TENET-1, ZA
36914 258 255 KENET-AS, KE
5786 197 196 UPRENET, PR
1916 221 179 Rede Nacional de Ensino e Pesquisa, BR
58647 178 176 KAGAWAU-AS Kagawa University, JP
327687 165 162 RENU, UG
18558 136 132 NETBLK-RCOEK, US
8895 136 131 ISU Internet Services Unit ISU, SA
55824 123 108 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
394607 UNALLOCATED 104.249.65.0/24 23024 OCDE, US
33008 UNALLOCATED 162.248.66.0/24 11096 FLORIDANET, US
394607 UNALLOCATED 216.100.93.0/24 23024 OCDE, 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 UNASSIGNED
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
202.58.231.0/24 Origin: 134096 EHEALTHNSW-AS-AP eHealth NSW, AU
202.58.231.0/24 Transit: 7575 AARNET-AS-AP Australian Academic and Res
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 /10:2 /11:1 /12:9
/13:17 /14:30 /15:88 /16:1481 /17:360 /18:388
/19:487 /20:737 /21:686 /22:1197 /23:1279 /24:9032
/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 246 258 KENET-AS, KE
8895 131 136 ISU Internet Services Unit ISU, SA
23024 52 113 OCDE, US
32440 37 59 LONI, US
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
327700 32 38 MoRENet, MZ
25977 30 44 HCCS, US
27609 29 45 USC-UNIVERSITY-HOSPITAL, US
40326 29 33 ECKERD-COLLEGE, 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 14:89
23:7 24:3 35:4 38:9 40:1 41:114
42:10 44:3 45:37 47:1 49:6 50:1
52:1 59:19 60:4 61:3 62:5 63:33
64:51 65:1 66:35 67:41 68:8 69:19
70:2 71:1 72:7 74:50 76:40 77:6
80:4 81:1 82:4 84:4 85:16 86:10
87:1 89:2 91:16 92:2 93:1 96:5
97:1 98:2 101:2 102:24 103:254 104:80
108:10 109:6 111:16 114:23 116:6 117:61
118:32 119:18 121:28 122:8 123:8 124:39
125:4 128:84 129:34 130:86 131:49 132:60
133:155 134:102 136:196 137:124 138:12 139:5
140:40 141:1 142:38 143:19 144:23 146:130
147:56 148:186 149:12 150:43 151:10 152:137
153:2 154:30 155:63 156:66 157:23 158:35
159:114 160:29 161:24 162:23 163:84 164:10
165:46 166:1 167:13 168:116 169:8 170:72
171:1 172:3 173:6 175:27 176:8 177:5
179:12 180:15 181:1 182:1 184:3 185:19
186:3 187:18 188:3 189:3 190:20 191:13
192:1051 193:37 194:56 195:42 196:200 197:162
198:482 199:282 200:297 201:39 202:625 203:421
204:352 205:129 206:188 207:168 208:66 209:115
210:190 211:14 212:127 213:3 214:8 216:85
217:1 218:22 219:6 220:16 222:2 223:14
End of report
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