[REN-BGP-stats-all] IPv4 R&E Routing Table Report - WACREN (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Mar 10 18:05:40 UTC 2024
IPv4 R&E Routing Table Report 18:05 GMT Sun 10 Mar, 2024
IPv4 BGP Table (R&E) as seen at WACREN.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/WACREN/
Analysis Summary
----------------
BGP routing table entries examined: 18511
Prefixes after maximum aggregation (per Origin AS): 10393
Deaggregation factor: 1.78
Unique aggregates announced (without unneeded subnets): 11471
Number of IPv4 prefixes with a valid ROA: 5860
Number of IPv4 prefixes with an invalid ROA: 9
Number of IPv4 prefixes with no ROA: 12642
Total ASes present in the Internet Routing Table: 2751
Prefixes per ASN: 6.73
Origin-only ASes present in the Internet Routing Table: 2384
Origin ASes announcing only one prefix: 1059
Transit ASes present in the Internet Routing Table: 367
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: 4.8
Max AS path length visible: 16
Max AS path prepend of ASN ( 47805) 11
Prefixes from unregistered ASNs in the Routing Table: 10
Number of instances of unregistered ASNs: 10
Number of 32-bit ASNs allocated by the RIRs: 43818
Number of 32-bit ASNs visible in the Routing Table: 662
Prefixes from 32-bit ASNs in the Routing Table: 2025
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 2
Number of addresses announced to Internet: 199132848
Equivalent to 11 /8s, 222 /16s and 134 /24s
Percentage of available address space announced: 5.4
Percentage of allocated address space announced: 5.4
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: 2066
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4749
Total APNIC prefixes after maximum aggregation: 2307
APNIC Deaggregation factor: 2.06
Prefixes being announced from the APNIC address blocks: 4748
Unique aggregates announced from the APNIC address blocks: 2633
APNIC Region origin ASes present in the Internet Routing Table: 567
APNIC Prefixes per ASN: 8.37
APNIC Region origin ASes announcing only one prefix: 243
APNIC Region transit ASes present in the Internet Routing Table: 57
Average APNIC Region AS path length visible: 4.8
Max APNIC Region AS path length visible: 16
Number of APNIC region 32-bit ASNs visible in the Routing Table: 222
Number of APNIC addresses announced to Internet: 45638976
Equivalent to 2 /8s, 184 /16s and 101 /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: 7736
Total ARIN prefixes after maximum aggregation: 4443
ARIN Deaggregation factor: 1.74
Prefixes being announced from the ARIN address blocks: 7759
Unique aggregates announced from the ARIN address blocks: 4922
ARIN Region origin ASes present in the Internet Routing Table: 1219
ARIN Prefixes per ASN: 6.37
ARIN Region origin ASes announcing only one prefix: 426
ARIN Region transit ASes present in the Internet Routing Table: 159
Average ARIN Region AS path length visible: 5.2
Max ARIN Region AS path length visible: 15
Number of ARIN region 32-bit ASNs visible in the Routing Table: 194
Number of ARIN addresses announced to Internet: 88939968
Equivalent to 5 /8s, 77 /16s and 29 /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: 3614
Total RIPE prefixes after maximum aggregation: 2882
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3602
Unique aggregates announced from the RIPE address blocks: 2914
RIPE Region origin ASes present in the Internet Routing Table: 678
RIPE Prefixes per ASN: 5.31
RIPE Region origin ASes announcing only one prefix: 303
RIPE Region transit ASes present in the Internet Routing Table: 102
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 15
Number of RIPE region 32-bit ASNs visible in the Routing Table: 148
Number of RIPE addresses announced to Internet: 57639056
Equivalent to 3 /8s, 111 /16s and 128 /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: 1414
Total LACNIC prefixes after maximum aggregation: 573
LACNIC Deaggregation factor: 2.47
Prefixes being announced from the LACNIC address blocks: 1412
Unique aggregates announced from the LACNIC address blocks: 770
LACNIC Region origin ASes present in the Internet Routing Table: 166
LACNIC Prefixes per ASN: 8.51
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: 5.8
Max LACNIC Region AS path length visible: 14
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 69
Number of LACNIC addresses announced to Internet: 4288032
Equivalent to 0 /8s, 65 /16s and 110 /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: 988
Total AfriNIC prefixes after maximum aggregation: 180
AfriNIC Deaggregation factor: 5.49
Prefixes being announced from the AfriNIC address blocks: 988
Unique aggregates announced from the AfriNIC address blocks: 230
AfriNIC Region origin ASes present in the Internet Routing Table: 51
AfriNIC Prefixes per ASN: 19.37
AfriNIC Region origin ASes announcing only one prefix: 26
AfriNIC Region transit ASes present in the Internet Routing Table: 8
Average AfriNIC Region AS path length visible: 3.1
Max AfriNIC Region AS path length visible: 5
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 29
Number of AfriNIC addresses announced to Internet: 2626304
Equivalent to 0 /8s, 40 /16s and 19 /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 2162 465 SINET-AS Research Organization of Infor
7497 441 180 23 CSTNET-AS-AP Computer Network Informati
1237 194 74 142 KREONET-AS-KR KISTI, KR
58647 182 18 2 KAGAWAU-AS Kagawa University, JP
4538 181 4193 75 ERX-CERNET-BKB China Education and Rese
7575 173 329 116 AARNET-AS-AP Australian Academic and Re
55824 130 19 19 NKN-CORE-NW NKN Core Network, IN
4762 71 4 1 MAHIDOL-BORDER-AS Mahidol University, T
4621 70 37 10 UNINET-AS-AP UNINET-, TH
9411 66 16 2 NONTRINET-AS-AP Kasetsart University, T
Complete listing at https://bgp.nsrc.org/REN/WACREN/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
376 201 162 151 RISQ-AS, CA
5786 197 16 1 UPRENET, PR
2152 144 507 93 CSUNET-NW, US
18558 140 18 4 NETBLK-RCOEK, US
81 126 521 30 NCREN, US
270 117 328 81 AS270, US
32440 112 35 18 LONI, US
23024 106 7 27 OCDE, US
2920 102 34 7 LACOE, US
1736 79 16 1 MU-AS, US
Complete listing at https://bgp.nsrc.org/REN/WACREN/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 284 1899 250 DFN Verein zur Foerderung eines Deutsch
786 184 1767 181 JANET Jisc Services Limited, GB
8895 161 24 5 ISU Internet Services Unit ISU, SA
559 114 533 104 SWITCH Peering requests: peering at switch
1103 95 1503 83 SURFNET-NL SURFnet, The Netherlands, NL
2614 93 27 73 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
1930 79 88 74 RCCN Fundacao para a Ciencia e a Tecnol
553 78 462 78 BELWUE BelWue-Koordination, DE
3267 77 44 68 RUNNET, RU
Complete listing at https://bgp.nsrc.org/REN/WACREN/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 174 176 43 Rede Nacional de Ensino e Pesquisa, BR
28391 154 10 67 Universidad Juarez Autonoma de Tabasco,
11340 108 25 51 Red Universitaria Nacional, CL
271640 67 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
4270 48 16 2 Red de Interconexion Universitaria, AR
19611 48 17 2 Associacao Antonio Vieira - Unisinos, B
2715 44 99 34 Fundacao Carlos Chagas Filho de Amparo
61468 43 3 14 CEDIA, EC
28614 38 2 2 Fundacao Universidade Regional de Blume
3596 36 4 3 Universidad Autonoma Metropolitana, MX
Complete listing at https://bgp.nsrc.org/REN/WACREN/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 380 319 71 TENET-1, ZA
36914 204 82 3 KENET-AS, KE
327687 161 28 3 RENU, UG
8094 47 48 18 PUKNET, ZA
327700 43 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37074 13 8 2 UG-AS, GH
37501 11 49 6 UOFS, ZA
37654 11 1 6 RwEdNet-AS, RW
37215 9 8 1 MAREN, MW
Complete listing at https://bgp.nsrc.org/REN/WACREN/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 596 2162 465 SINET-AS Research Organization of Infor
7497 441 180 23 CSTNET-AS-AP Computer Network Informati
2018 380 319 71 TENET-1, ZA
680 284 1899 250 DFN Verein zur Foerderung eines Deutsch
36914 204 82 3 KENET-AS, KE
376 201 162 151 RISQ-AS, CA
5786 197 16 1 UPRENET, PR
1237 194 74 142 KREONET-AS-KR KISTI, KR
786 184 1767 181 JANET Jisc Services Limited, GB
58647 182 18 2 KAGAWAU-AS Kagawa University, JP
Complete listing at https://bgp.nsrc.org/REN/WACREN/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 441 418 CSTNET-AS-AP Computer Network Information Cente
2018 380 309 TENET-1, ZA
36914 204 201 KENET-AS, KE
5786 197 196 UPRENET, PR
58647 182 180 KAGAWAU-AS Kagawa University, JP
327687 161 158 RENU, UG
8895 161 156 ISU Internet Services Unit ISU, SA
18558 140 136 NETBLK-RCOEK, US
1916 174 131 Rede Nacional de Ensino e Pesquisa, BR
55824 130 111 NKN-CORE-NW NKN Core Network, IN
Complete listing at https://bgp.nsrc.org/REN/WACREN/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
11570 UNALLOCATED 192.94.216.0/24 40498 ABQG, US
11570 UNALLOCATED 192.207.226.0/24 40498 ABQG, US
11570 UNALLOCATED 198.59.106.0/24 40498 ABQG, US
11570 UNALLOCATED 198.59.107.0/24 40498 ABQG, US
11570 UNALLOCATED 198.59.108.0/24 40498 ABQG, US
11570 UNALLOCATED 198.59.188.0/24 40498 ABQG, US
11570 UNALLOCATED 198.59.189.0/24 40498 ABQG, US
11570 UNALLOCATED 198.59.190.0/24 40498 ABQG, US
11570 UNALLOCATED 204.134.85.0/24 40498 ABQG, US
394607 UNALLOCATED 216.100.93.0/24 23024 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/WACREN/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.88.99.0/24 1835 FSKNET-DK Forskningsnettet - Danish network for
Complete listing at https://bgp.nsrc.org/REN/WACREN/data-spar
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
192.88.99.0/24 Origin: 1835 FSKNET-DK Forskningsnettet - Danish netw
192.88.99.0/24 Transit: 2603 NORDUNET, DK
Complete listing at https://bgp.nsrc.org/REN/WACREN/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 /12:10
/13:19 /14:35 /15:120 /16:1969 /17:421 /18:442
/19:554 /20:841 /21:853 /22:1485 /23:1529 /24:10031
/25:81 /26:50 /27:66 /28:2 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 191 204 KENET-AS, KE
8895 156 161 ISU Internet Services Unit ISU, SA
32440 80 112 LONI, US
23024 52 106 OCDE, US
327700 38 43 MoRENet, MZ
3267 35 77 RUNNET, RU
200521 33 56 SEAP-AGE, ES
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
25977 30 44 HCCS, US
Complete listing at https://bgp.nsrc.org/REN/WACREN/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2 5:15 8:2 12:1 14:90 23:5
24:3 31:1 35:6 38:8 40:1 41:118
42:16 44:6 45:41 46:5 47:1 49:9
50:1 52:1 58:10 59:20 60:6 61:3
62:9 63:32 64:44 65:1 66:45 67:41
68:10 69:17 70:2 71:1 72:7 74:51
76:41 77:11 78:3 79:10 80:12 81:26
82:4 83:7 84:8 85:42 86:4 87:1
89:10 91:49 92:2 93:5 94:2 95:2
96:5 97:1 98:2 101:5 102:38 103:314
104:72 108:8 109:8 111:16 114:24 116:8
117:61 118:34 119:19 121:27 122:8 123:8
124:42 125:5 128:85 129:41 130:83 131:59
132:59 133:157 134:107 136:196 137:138 138:57
139:5 140:32 141:3 142:38 143:23 144:23
145:2 146:135 147:54 148:194 149:11 150:43
151:9 152:133 153:14 154:30 155:63 156:67
157:18 158:35 159:115 160:30 161:15 162:20
163:80 164:14 165:47 166:1 167:14 168:118
169:7 170:89 171:1 172:3 173:7 175:25
176:8 177:6 179:12 180:15 181:1 182:1
184:2 185:53 186:3 187:17 188:14 189:3
190:17 191:13 192:1439 193:269 194:145 195:73
196:195 197:120 198:452 199:246 200:269 201:37
202:622 203:421 204:348 205:125 206:177 207:141
208:72 209:111 210:194 211:15 212:162 213:4
216:83 217:10 218:22 219:5 220:17 222:3
223:14
End of report
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