[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KENET (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Jun 21 18:50:39 UTC 2024
IPv4 R&E Routing Table Report 18:50 GMT Fri 21 Jun, 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: 9105
Prefixes after maximum aggregation (per Origin AS): 4424
Deaggregation factor: 2.06
Unique aggregates announced (without unneeded subnets): 5123
Number of IPv4 prefixes with a valid ROA: 2498
Number of IPv4 prefixes with an invalid ROA: 0
Number of IPv4 prefixes with no ROA: 6607
Total ASes present in the Internet Routing Table: 1379
Prefixes per ASN: 6.60
Origin-only ASes present in the Internet Routing Table: 1166
Origin ASes announcing only one prefix: 460
Transit ASes present in the Internet Routing Table: 213
Transit-only ASes present in the Internet Routing Table: 57
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 5.2
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: 44824
Number of 32-bit ASNs visible in the Routing Table: 272
Prefixes from 32-bit ASNs in the Routing Table: 856
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: 89428736
Equivalent to 5 /8s, 84 /16s and 147 /24s
Percentage of available address space announced: 2.4
Percentage of allocated address space announced: 2.4
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: 1460
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 937
Total APNIC prefixes after maximum aggregation: 540
APNIC Deaggregation factor: 1.74
Prefixes being announced from the APNIC address blocks: 937
Unique aggregates announced from the APNIC address blocks: 691
APNIC Region origin ASes present in the Internet Routing Table: 165
APNIC Prefixes per ASN: 5.68
APNIC Region origin ASes announcing only one prefix: 58
APNIC Region transit ASes present in the Internet Routing Table: 39
Average APNIC Region AS path length visible: 6.8
Max APNIC Region AS path length visible: 14
Number of APNIC region 32-bit ASNs visible in the Routing Table: 43
Number of APNIC addresses announced to Internet: 11134464
Equivalent to 0 /8s, 169 /16s and 230 /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: 5727
Total ARIN prefixes after maximum aggregation: 3067
ARIN Deaggregation factor: 1.87
Prefixes being announced from the ARIN address blocks: 5732
Unique aggregates announced from the ARIN address blocks: 3361
ARIN Region origin ASes present in the Internet Routing Table: 927
ARIN Prefixes per ASN: 6.18
ARIN Region origin ASes announcing only one prefix: 326
ARIN Region transit ASes present in the Internet Routing Table: 122
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: 157
Number of ARIN addresses announced to Internet: 72328704
Equivalent to 4 /8s, 79 /16s and 166 /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: 432
Total RIPE prefixes after maximum aggregation: 237
RIPE Deaggregation factor: 1.82
Prefixes being announced from the RIPE address blocks: 429
Unique aggregates announced from the RIPE address blocks: 262
RIPE Region origin ASes present in the Internet Routing Table: 85
RIPE Prefixes per ASN: 5.05
RIPE Region origin ASes announcing only one prefix: 32
RIPE Region transit ASes present in the Internet Routing Table: 14
Average RIPE Region AS path length visible: 5.2
Max RIPE Region AS path length visible: 11
Number of RIPE region 32-bit ASNs visible in the Routing Table: 15
Number of RIPE addresses announced to Internet: 525568
Equivalent to 0 /8s, 8 /16s and 5 /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: 1070
Total LACNIC prefixes after maximum aggregation: 449
LACNIC Deaggregation factor: 2.38
Prefixes being announced from the LACNIC address blocks: 1069
Unique aggregates announced from the LACNIC address blocks: 596
LACNIC Region origin ASes present in the Internet Routing Table: 139
LACNIC Prefixes per ASN: 7.69
LACNIC Region origin ASes announcing only one prefix: 43
LACNIC Region transit ASes present in the Internet Routing Table: 22
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: 55
Number of LACNIC addresses announced to Internet: 3804672
Equivalent to 0 /8s, 58 /16s and 14 /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: 938
Total AfriNIC prefixes after maximum aggregation: 130
AfriNIC Deaggregation factor: 7.22
Prefixes being announced from the AfriNIC address blocks: 938
Unique aggregates announced from the AfriNIC address blocks: 213
AfriNIC Region origin ASes present in the Internet Routing Table: 5
AfriNIC Prefixes per ASN: 187.60
AfriNIC Region origin ASes announcing only one prefix: 1
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: 2
Number of AfriNIC addresses announced to Internet: 1635328
Equivalent to 0 /8s, 24 /16s and 244 /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
38280 50 3 2 MONASHUNI-MY-AS-AP Monash University Su
1659 49 1450 34 ERX-TANET-ASN1 Taiwan Academic Network
9270 35 5 6 APAN-KR-AS National Infomation Society
17862 34 10 34 KWNU-AS-KR Kangwon National University,
24361 33 56 17 CNGI-NJ-IX-AS-AP CERNET2 IX at Southeas
24151 28 2 11 CNNIC-CRITICAL-AP China Internet Networ
24363 28 21 15 CNGI-JNN-IX-AS-AP CERNET2 IX at Shandon
24514 25 2 9 MYREN-MY Malaysian Research & Education
3363 24 19 7 HKUST-AS-HK Hong Kong University of Sci
7650 24 4 9 EDUHK-AS-AP The Education University of
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 199 16 1 UPRENET, PR
2920 175 34 7 LACOE, US
2152 149 507 94 CSUNET-NW, US
18558 140 18 4 NETBLK-RCOEK, US
81 133 517 33 NCREN, US
23024 106 7 22 OCDE, US
21976 88 51 18 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 133 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
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
49834 5 1 1 BESTHOSTING, 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 81 176 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
61468 29 2 5 CEDIA, EC
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 548 80 55 KENET-AS, KE
2018 382 319 71 TENET-1, ZA
327945 4 0 2 ILRI, KE
328225 3 0 1 Strathmore-University, KE
6149 1 0 1 TENET-2, ZA
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 55 KENET-AS, KE
2018 382 319 71 TENET-1, ZA
5786 199 16 1 UPRENET, PR
2920 175 34 7 LACOE, US
28391 153 10 67 Universidad Juarez Autonoma de Tabasco,
2152 149 507 94 CSUNET-NW, US
18558 140 18 4 NETBLK-RCOEK, US
81 133 517 33 NCREN, US
8895 133 24 5 ISU Internet Services Unit ISU, SA
23024 106 7 22 OCDE, 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 199 198 UPRENET, PR
2920 175 168 LACOE, US
18558 140 136 NETBLK-RCOEK, US
8895 133 128 ISU Internet Services Unit ISU, SA
81 133 100 NCREN, US
28391 153 86 Universidad Juarez Autonoma de Tabasco, MX
23024 106 84 OCDE, US
1736 79 78 MU-AS, US
21976 88 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
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 /15:21 /16:826 /17:266 /18:285
/19:324 /20:512 /21:407 /22:609 /23:689 /24:5148
/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 531 548 KENET-AS, KE
8895 128 133 ISU Internet Services Unit ISU, SA
23024 49 106 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 21 29 UMASSNET-AS1968, US
Complete listing at https://bgp.nsrc.org/REN/KENET/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
8:2 12:1 14:1 23:3 24:1 35:3
38:9 41:189 42:4 45:19 49:6 50:3
59:17 61:3 62:2 63:3 64:18 65:1
66:23 67:41 68:2 69:19 70:2 72:7
74:15 76:39 77:3 80:5 81:1 82:4
83:1 84:1 85:17 86:5 91:9 92:2
97:1 98:2 103:63 104:74 108:2 109:7
114:3 116:8 118:33 119:1 121:9 122:8
125:3 128:27 129:29 130:89 131:27 132:56
133:1 134:63 136:198 137:35 138:49 139:4
140:33 141:3 143:12 144:1 146:18 147:24
148:187 149:11 150:29 151:7 152:132 153:3
154:23 155:59 156:127 157:16 158:6 159:20
160:4 161:14 162:12 163:47 164:14 165:10
166:1 167:8 168:121 169:6 170:87 171:1
172:3 173:6 175:18 176:8 177:6 179:11
180:1 182:1 184:2 185:9 186:3 187:17
188:2 189:3 190:17 191:4 192:514 193:9
194:29 195:5 196:136 197:334 198:256 199:109
200:181 201:37 202:148 203:44 204:304 205:48
206:78 207:123 208:63 209:90 210:23 211:13
212:120 213:2 216:40 218:20 219:1 222:1
End of report
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