[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KENET (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Nov 7 18:50:39 UTC 2024
IPv4 R&E Routing Table Report 18:50 GMT Thu 07 Nov, 2024
IPv4 BGP Table (R&E) as seen at KENET.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/KENET/
Analysis Summary
----------------
BGP routing table entries examined: 11398
Prefixes after maximum aggregation (per Origin AS): 5838
Deaggregation factor: 1.95
Unique aggregates announced (without unneeded subnets): 6726
Number of IPv4 prefixes with a valid ROA: 4126
Number of IPv4 prefixes with an invalid ROA: 4
Number of IPv4 prefixes with no ROA: 7268
Total ASes present in the Internet Routing Table: 1738
Prefixes per ASN: 6.56
Origin-only ASes present in the Internet Routing Table: 1491
Origin ASes announcing only one prefix: 614
Transit ASes present in the Internet Routing Table: 247
Transit-only ASes present in the Internet Routing Table: 60
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 5.3
Max AS path length visible: 29
Max AS path prepend of ASN (138136) 20
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: 45796
Number of 32-bit ASNs visible in the Routing Table: 413
Prefixes from 32-bit ASNs in the Routing Table: 1166
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: 0
Number of addresses announced to Internet: 111305984
Equivalent to 6 /8s, 162 /16s and 101 /24s
Percentage of available address space announced: 3.0
Percentage of allocated address space announced: 2.3
Percentage of available address space allocated: 128.6
Percentage of address space in use by end-sites: 99.6
Total number of prefixes smaller than registry allocations: 4494
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 2162
Total APNIC prefixes after maximum aggregation: 1372
APNIC Deaggregation factor: 1.58
Prefixes being announced from the APNIC address blocks: 196
Unique aggregates announced from the APNIC address blocks: 157
APNIC Region origin ASes present in the Internet Routing Table: 367
APNIC Prefixes per ASN: 0.53
APNIC Region origin ASes announcing only one prefix: 145
APNIC Region transit ASes present in the Internet Routing Table: 45
Average APNIC Region AS path length visible: 6.1
Max APNIC Region AS path length visible: 29
Number of APNIC region 32-bit ASNs visible in the Routing Table: 150
Number of APNIC addresses announced to Internet: 2797824
Equivalent to 0 /8s, 42 /16s and 177 /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 43/8, 45/8, 146/8, 150/8, 160/8, 163/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 6497
Total ARIN prefixes after maximum aggregation: 3535
ARIN Deaggregation factor: 1.84
Prefixes being announced from the ARIN address blocks: 3384
Unique aggregates announced from the ARIN address blocks: 2180
ARIN Region origin ASes present in the Internet Routing Table: 1062
ARIN Prefixes per ASN: 3.19
ARIN Region origin ASes announcing only one prefix: 383
ARIN Region transit ASes present in the Internet Routing Table: 141
Average ARIN Region AS path length visible: 5.4
Max ARIN Region AS path length visible: 15
Number of ARIN region 32-bit ASNs visible in the Routing Table: 181
Number of ARIN addresses announced to Internet: 23842048
Equivalent to 1 /8s, 107 /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 66/8, 139/8, 144/8, 149/8, 162/8, 164/8, 192/8,
198/8, 199/8, 204/8, 205/8, 207/8, 208/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 451
Total RIPE prefixes after maximum aggregation: 252
RIPE Deaggregation factor: 1.79
Prefixes being announced from the RIPE address blocks: 15
Unique aggregates announced from the RIPE address blocks: 14
RIPE Region origin ASes present in the Internet Routing Table: 91
RIPE Prefixes per ASN: 0.16
RIPE Region origin ASes announcing only one prefix: 34
RIPE Region transit ASes present in the Internet Routing Table: 17
Average RIPE Region AS path length visible: 5.9
Max RIPE Region AS path length visible: 13
Number of RIPE region 32-bit ASNs visible in the Routing Table: 18
Number of RIPE addresses announced to Internet: 4608
Equivalent to 0 /8s, 0 /16s and 18 /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 152/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 1326
Total LACNIC prefixes after maximum aggregation: 532
LACNIC Deaggregation factor: 2.49
Prefixes being announced from the LACNIC address blocks: 223
Unique aggregates announced from the LACNIC address blocks: 195
LACNIC Region origin ASes present in the Internet Routing Table: 150
LACNIC Prefixes per ASN: 1.49
LACNIC Region origin ASes announcing only one prefix: 50
LACNIC Region transit ASes present in the Internet Routing Table: 23
Average LACNIC Region AS path length visible: 6.1
Max LACNIC Region AS path length visible: 15
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 61
Number of LACNIC addresses announced to Internet: 986624
Equivalent to 0 /8s, 15 /16s and 14 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-274844 + ERX transfers
LACNIC Address Blocks 72/8, 128/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 961
Total AfriNIC prefixes after maximum aggregation: 146
AfriNIC Deaggregation factor: 6.58
Prefixes being announced from the AfriNIC address blocks: 74
Unique aggregates announced from the AfriNIC address blocks: 43
AfriNIC Region origin ASes present in the Internet Routing Table: 7
AfriNIC Prefixes per ASN: 10.57
AfriNIC Region origin ASes announcing only one prefix: 2
AfriNIC Region transit ASes present in the Internet Routing Table: 4
Average AfriNIC Region AS path length visible: 1.9
Max AfriNIC Region AS path length visible: 6
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 3
Number of AfriNIC addresses announced to Internet: 467968
Equivalent to 0 /8s, 7 /16s and 36 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 161/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1237 191 74 145 KREONET-AS-KR KISTI, KR
7575 121 229 87 AARNET-AS-AP Australian Academic and Rese
4538 106 3165 71 ERX-CERNET-BKB China Education and Resear
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
2697 54 3 32 ERX-ERNET-AS Education and Research Netwo
9317 49 16 1 ITISNET-AS INHA UNIVERSITY, KR
2907 46 43 29 SINET-AS Research Organization of Informa
1659 40 1466 35 ERX-TANET-ASN1 Taiwan Academic Network TA
24361 33 56 17 CNGI-NJ-IX-AS-AP CERNET2 IX at Southeast
9568 32 2 4 KIMM-AS-KR KOREA INSTITUTE OF MACHINERY M
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
5786 197 16 1 UPRENET, PR
2920 175 34 7 LACOE, US
2152 150 507 97 CENIC-2152, US
18558 140 18 4 NETBLK-RCOEK, US
81 134 517 33 NCREN, US
23024 95 7 21 OCDE, US
21976 91 50 17 NJEDGE-NET, US
237 85 541 50 MERIT-AS-14, US
1736 79 16 1 MU-AS, US
3477 74 63 41 NOAA-NWAVE, US
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8895 133 24 5 ISU Internet Services Unit ISU, SA
3267 77 26 67 NIKS, RU
3218 21 4 18 COSMOS-3218-AS AS-COSMOS root, RU
29384 11 3 8 QATAR-FOUNDATION, QA
5480 8 1 8 R61NET Network of educational, scientific
50517 8 2 1 KSU, SA
2895 7 3 7 FREE-NET-AS FREEnet, RU
42289 7 2 3 ITMO-AS ITMO, RU
5386 6 3 2 COSMOS-SN-AS SpaceNet, RU
57867 6 0 4 REA-AS, RU
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 177 178 42 Rede Nacional de Ensino e Pesquisa, BR
28391 154 10 68 Universidad Juarez Autonoma de Tabasco, M
11340 109 25 52 Red Universitaria Nacional, CL
271640 66 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
2715 50 100 36 Fundacao Carlos Chagas Filho de Amparo a
61468 50 5 17 CEDIA, EC
4270 48 16 2 Red de Interconexion Universitaria, AR
28614 38 2 2 Fundacao Universidade Regional de Blumena
1251 37 31 26 FUNDACAO DE AMPARO A PESQUISA DO ESTADO S
3596 37 8 4 Universidad Autonoma Metropolitana, MX
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36914 548 80 61 KENET-AS, KE
2018 382 319 71 TENET-1, ZA
6879 24 2 9 ENSTINET-, EG
328225 3 0 1 Strathmore-University, KE
327945 2 0 2 ILRI, KE
6149 1 0 1 TENET-2, ZA
329418 1 0 1 International-Centre-Research-Agroforestr
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
36914 548 80 61 KENET-AS, KE
2018 382 319 71 TENET-1, ZA
5786 197 16 1 UPRENET, PR
1237 191 74 145 KREONET-AS-KR KISTI, KR
1916 177 178 42 Rede Nacional de Ensino e Pesquisa, BR
2920 175 34 7 LACOE, US
28391 154 10 68 Universidad Juarez Autonoma de Tabasco, M
2152 150 507 97 CENIC-2152, US
18558 140 18 4 NETBLK-RCOEK, US
81 134 517 33 NCREN, US
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
2018 382 311 TENET-1, ZA
5786 197 196 UPRENET, PR
2920 175 168 LACOE, US
18558 140 136 NETBLK-RCOEK, US
1916 177 135 Rede Nacional de Ensino e Pesquisa, BR
8895 133 128 ISU Internet Services Unit ISU, SA
81 134 101 NCREN, US
28391 154 86 Universidad Juarez Autonoma de Tabasco, MX
1736 79 78 MU-AS, US
23024 95 74 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/KENET/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/KENET/data-badAS
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 /12:5
/13:11 /14:18 /15:60 /16:977 /17:297 /18:319
/19:391 /20:557 /21:476 /22:791 /23:840 /24:6653
/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 205 548 KENET-AS, KE
5786 196 197 UPRENET, PR
28391 154 154 Universidad Juarez Autonoma de Tabasco, MX
2018 123 382 TENET-1, ZA
2920 123 175 LACOE, US
1736 78 79 MU-AS, US
21976 71 91 NJEDGE-NET, US
7939 60 61 UNIVCENTFLA, US
23570 59 59 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
23024 58 95 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/KENET/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2 8:2 12:1 14:20 23:5 24:3
35:3 38:9 40:1 41:180 42:10 44:2
45:36 47:1 49:10 50:2 52:1 59:1
61:1 62:4 63:32 64:42 65:4 66:39
67:40 68:12 69:19 70:2 71:1 72:7
74:50 76:41 77:7 80:5 81:1 82:4
83:1 84:1 85:20 86:5 91:3 92:2
97:1 98:2 102:1 103:221 104:77 108:8
109:3 111:4 114:14 116:3 117:61 118:1
121:10 125:3 128:50 129:27 130:93 131:28
132:60 133:2 134:90 136:197 137:45 138:57
139:5 140:31 141:3 142:4 143:13 144:24
146:109 147:55 148:188 149:12 150:36 151:7
152:137 153:3 154:24 155:59 156:130 157:24
158:13 159:17 160:24 161:11 162:20 163:51
164:11 165:49 166:1 167:7 168:113 169:7
170:90 171:1 172:2 173:7 175:16 177:5
179:13 180:8 181:1 182:9 184:2 185:11
186:3 187:20 188:3 189:3 190:18 191:4
192:622 193:12 194:31 195:29 196:138 197:337
198:302 199:133 200:281 201:37 202:181 203:256
204:327 205:61 206:129 207:160 208:61 209:84
210:131 211:3 212:125 213:2 216:69 218:21
219:1 220:13 222:2 223:11
End of report
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