[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KENET (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sat Jul 6 18:50:37 UTC 2024
IPv4 R&E Routing Table Report 18:50 GMT Sat 06 Jul, 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: 10658
Prefixes after maximum aggregation (per Origin AS): 5407
Deaggregation factor: 1.97
Unique aggregates announced (without unneeded subnets): 6322
Number of IPv4 prefixes with a valid ROA: 3066
Number of IPv4 prefixes with an invalid ROA: 3
Number of IPv4 prefixes with no ROA: 7589
Total ASes present in the Internet Routing Table: 1664
Prefixes per ASN: 6.41
Origin-only ASes present in the Internet Routing Table: 1424
Origin ASes announcing only one prefix: 603
Transit ASes present in the Internet Routing Table: 240
Transit-only ASes present in the Internet Routing Table: 68
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: 15
Max AS path prepend of ASN ( 10497) 11
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: 44965
Number of 32-bit ASNs visible in the Routing Table: 402
Prefixes from 32-bit ASNs in the Routing Table: 1156
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: 3
Number of addresses announced to Internet: 95545344
Equivalent to 5 /8s, 177 /16s and 232 /24s
Percentage of available address space announced: 2.6
Percentage of allocated address space announced: 2.6
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: 1439
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 2335
Total APNIC prefixes after maximum aggregation: 1421
APNIC Deaggregation factor: 1.64
Prefixes being announced from the APNIC address blocks: 2332
Unique aggregates announced from the APNIC address blocks: 1798
APNIC Region origin ASes present in the Internet Routing Table: 395
APNIC Prefixes per ASN: 5.90
APNIC Region origin ASes announcing only one prefix: 177
APNIC Region transit ASes present in the Internet Routing Table: 49
Average APNIC Region AS path length visible: 6.1
Max APNIC Region AS path length visible: 14
Number of APNIC region 32-bit ASNs visible in the Routing Table: 166
Number of APNIC addresses announced to Internet: 16752128
Equivalent to 0 /8s, 255 /16s and 158 /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: 5811
Total ARIN prefixes after maximum aggregation: 3124
ARIN Deaggregation factor: 1.86
Prefixes being announced from the ARIN address blocks: 5817
Unique aggregates announced from the ARIN address blocks: 3411
ARIN Region origin ASes present in the Internet Routing Table: 952
ARIN Prefixes per ASN: 6.11
ARIN Region origin ASes announcing only one prefix: 339
ARIN Region transit ASes present in the Internet Routing Table: 131
Average ARIN Region AS path length visible: 5.3
Max ARIN Region AS path length visible: 15
Number of ARIN region 32-bit ASNs visible in the Routing Table: 160
Number of ARIN addresses announced to Internet: 72536064
Equivalent to 4 /8s, 82 /16s and 208 /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: 468
Total RIPE prefixes after maximum aggregation: 267
RIPE Deaggregation factor: 1.75
Prefixes being announced from the RIPE address blocks: 463
Unique aggregates announced from the RIPE address blocks: 293
RIPE Region origin ASes present in the Internet Routing Table: 98
RIPE Prefixes per ASN: 4.72
RIPE Region origin ASes announcing only one prefix: 37
RIPE Region transit ASes present in the Internet Routing Table: 19
Average RIPE Region AS path length visible: 5.3
Max RIPE Region AS path length visible: 11
Number of RIPE region 32-bit ASNs visible in the Routing Table: 16
Number of RIPE addresses announced to Internet: 675840
Equivalent to 0 /8s, 10 /16s and 80 /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: 1112
Total LACNIC prefixes after maximum aggregation: 460
LACNIC Deaggregation factor: 2.42
Prefixes being announced from the LACNIC address blocks: 1112
Unique aggregates announced from the LACNIC address blocks: 606
LACNIC Region origin ASes present in the Internet Routing Table: 144
LACNIC Prefixes per ASN: 7.72
LACNIC Region origin ASes announcing only one prefix: 48
LACNIC Region transit ASes present in the Internet Routing Table: 24
Average LACNIC Region AS path length visible: 6.4
Max LACNIC Region AS path length visible: 15
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 57
Number of LACNIC addresses announced to Internet: 3938048
Equivalent to 0 /8s, 60 /16s and 23 /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: 931
Total AfriNIC prefixes after maximum aggregation: 134
AfriNIC Deaggregation factor: 6.95
Prefixes being announced from the AfriNIC address blocks: 931
Unique aggregates announced from the AfriNIC address blocks: 212
AfriNIC Region origin ASes present in the Internet Routing Table: 6
AfriNIC Prefixes per ASN: 155.17
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: 1.8
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: 1635072
Equivalent to 0 /8s, 24 /16s and 243 /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
1237 191 74 142 KREONET-AS-KR KISTI, KR
7575 170 329 114 AARNET-AS-AP Australian Academic and Re
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
2697 52 3 31 ERX-ERNET-AS Education and Research Net
38280 50 3 2 MONASHUNI-MY-AS-AP Monash University Su
9317 49 16 1 ITISNET-AS INHA UNIVERSITY, KR
132524 44 9 11 TIFR-AS Tata Institute of Fundamental R
2907 39 96 39 SINET-AS Research Organization of Infor
9270 35 5 6 APAN-KR-AS National Infomation Society
17862 34 10 34 KWNU-AS-KR Kangwon National University,
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 198 16 1 UPRENET, PR
2920 176 34 7 LACOE, US
2152 146 507 93 CSUNET-NW, US
18558 140 18 4 NETBLK-RCOEK, US
81 133 517 33 NCREN, US
23024 94 7 23 OCDE, US
21976 87 50 17 NJEDGE-NET, US
237 85 543 51 MERIT-AS-14, US
1736 79 16 1 MU-AS, US
3477 72 63 40 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 136 24 5 ISU Internet Services Unit ISU, SA
3267 76 26 66 RUNNET, RU
3218 21 4 18 COSMOS-3218-AS AS-COSMOS root, RU
47862 12 1 4 ANKABUT, AE
29384 11 3 8 QATAR-FOUNDATION, QA
2895 8 3 8 FREE-NET-AS FREEnet, RU
5480 8 1 8 R61NET Network of educational, scientif
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
28391 153 10 67 Universidad Juarez Autonoma de Tabasco,
1916 108 176 42 Rede Nacional de Ensino e Pesquisa, BR
271640 64 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
4270 49 17 3 Red de Interconexion Universitaria, AR
2715 46 99 35 Fundacao Carlos Chagas Filho de Amparo
28614 38 2 2 Fundacao Universidade Regional de Blume
3596 37 8 4 Universidad Autonoma Metropolitana, MX
1251 35 32 25 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
11340 30 2 14 Red Universitaria Nacional, CL
278 24 32 4 Universidad Nacional Autonoma de Mexico
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 542 80 58 KENET-AS, KE
2018 382 319 71 TENET-1, ZA
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-Agrofores
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 542 80 58 KENET-AS, KE
2018 382 319 71 TENET-1, ZA
5786 198 16 1 UPRENET, PR
1237 191 74 142 KREONET-AS-KR KISTI, KR
2920 176 34 7 LACOE, US
7575 170 329 114 AARNET-AS-AP Australian Academic and Re
28391 153 10 67 Universidad Juarez Autonoma de Tabasco,
2152 146 507 93 CSUNET-NW, US
18558 140 18 4 NETBLK-RCOEK, US
8895 136 24 5 ISU Internet Services Unit ISU, SA
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 198 197 UPRENET, PR
2920 176 169 LACOE, US
18558 140 136 NETBLK-RCOEK, US
8895 136 131 ISU Internet Services Unit ISU, SA
81 133 100 NCREN, US
28391 153 86 Universidad Juarez Autonoma de Tabasco, MX
1736 79 78 MU-AS, US
23024 94 71 OCDE, US
21976 87 70 NJEDGE-NET, 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
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
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/KENET/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 /12:1
/13:5 /14:9 /15:22 /16:902 /17:278 /18:297
/19:370 /20:553 /21:455 /22:730 /23:839 /24:6194
/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 525 542 KENET-AS, KE
8895 131 136 ISU Internet Services Unit ISU, SA
23024 37 94 OCDE, US
32440 36 62 LONI, US
3267 35 76 RUNNET, RU
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
25977 30 44 HCCS, US
26898 24 32 LNOCA-ORG, US
36794 24 26 SCOCA, US
1968 22 30 UMASSNET-AS1968, US
Complete listing at https://bgp.nsrc.org/REN/KENET/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1 8:2 12:1 14:20 23:3 24:1
35:3 38:9 41:185 42:4 44:2 45:28
47:1 49:10 50:3 59:17 61:3 62:3
63:4 64:18 65:1 66:23 67:41 68:2
69:19 70:2 72:7 74:15 76:39 77:7
80:5 81:1 82:4 83:1 84:1 85:17
86:5 89:1 91:9 92:2 97:1 98:2
102:1 103:229 104:74 108:2 109:7 114:14
116:8 117:61 118:34 119:1 121:11 122:8
125:3 128:59 129:29 130:91 131:31 132:58
133:4 134:89 136:197 137:35 138:57 139:4
140:33 141:3 143:16 144:22 146:41 147:29
148:187 149:11 150:39 151:7 152:135 153:3
154:23 155:63 156:133 157:18 158:31 159:20
160:4 161:14 162:12 163:47 164:14 165:48
166:1 167:10 168:121 169:6 170:87 171:1
172:3 173:7 175:25 176:8 177:6 179:11
180:8 182:1 184:1 185:9 186:3 187:17
188:2 189:3 190:1 191:4 192:568 193:15
194:31 195:5 196:137 197:331 198:266 199:114
200:209 201:34 202:213 203:299 204:308 205:50
206:81 207:128 208:63 209:84 210:133 211:14
212:123 213:2 216:37 218:22 219:1 220:7
222:1
End of report
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