[REN-BGP-stats-all] IPv4 R&E Routing Table Report - UH (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Sat Aug 5 22:25:42 UTC 2023
IPv4 R&E Routing Table Report 22:25 GMT Sat 05 Aug, 2023
IPv4 BGP Table (R&E) as seen at UH.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/UniHawaii/
Analysis Summary
----------------
BGP routing table entries examined: 25199
Prefixes after maximum aggregation (per Origin AS): 13763
Deaggregation factor: 1.83
Unique aggregates announced (without unneeded subnets): 16381
Number of IPv4 prefixes with a valid ROA: 10869
Number of IPv4 prefixes with an invalid ROA: 40
Number of IPv4 prefixes with no ROA: 14290
Total ASes present in the Internet Routing Table: 2790
Prefixes per ASN: 9.03
Origin-only ASes present in the Internet Routing Table: 2404
Origin ASes announcing only one prefix: 1054
Transit ASes present in the Internet Routing Table: 386
Transit-only ASes present in the Internet Routing Table: 75
Paths with bogon ASNs present in the IPv4 Routing Table: 2
Average AS path length visible in the Internet Routing Table: 4.7
Max AS path length visible: 16
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: 42384
Number of 32-bit ASNs visible in the Routing Table: 632
Prefixes from 32-bit ASNs in the Routing Table: 1922
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: 6
Number of addresses announced to Internet: 296887638
Equivalent to 17 /8s, 178 /16s and 37 /24s
Percentage of available address space announced: 8.0
Percentage of allocated address space announced: 8.0
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: 3401
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4919
Total APNIC prefixes after maximum aggregation: 2225
APNIC Deaggregation factor: 2.21
Prefixes being announced from the APNIC address blocks: 5034
Unique aggregates announced from the APNIC address blocks: 2727
APNIC Region origin ASes present in the Internet Routing Table: 529
APNIC Prefixes per ASN: 9.52
APNIC Region origin ASes announcing only one prefix: 219
APNIC Region transit ASes present in the Internet Routing Table: 55
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 15
Number of APNIC region 32-bit ASNs visible in the Routing Table: 198
Number of APNIC addresses announced to Internet: 46547564
Equivalent to 2 /8s, 198 /16s and 66 /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: 14140
Total ARIN prefixes after maximum aggregation: 7928
ARIN Deaggregation factor: 1.78
Prefixes being announced from the ARIN address blocks: 13766
Unique aggregates announced from the ARIN address blocks: 9455
ARIN Region origin ASes present in the Internet Routing Table: 1285
ARIN Prefixes per ASN: 10.71
ARIN Region origin ASes announcing only one prefix: 444
ARIN Region transit ASes present in the Internet Routing Table: 168
Average ARIN Region AS path length visible: 4.4
Max ARIN Region AS path length visible: 16
Number of ARIN region 32-bit ASNs visible in the Routing Table: 197
Number of ARIN addresses announced to Internet: 175369274
Equivalent to 10 /8s, 115 /16s and 236 /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: 3615
Total RIPE prefixes after maximum aggregation: 2859
RIPE Deaggregation factor: 1.26
Prefixes being announced from the RIPE address blocks: 3862
Unique aggregates announced from the RIPE address blocks: 3174
RIPE Region origin ASes present in the Internet Routing Table: 682
RIPE Prefixes per ASN: 5.66
RIPE Region origin ASes announcing only one prefix: 302
RIPE Region transit ASes present in the Internet Routing Table: 105
Average RIPE Region AS path length visible: 5.6
Max RIPE Region AS path length visible: 14
Number of RIPE region 32-bit ASNs visible in the Routing Table: 143
Number of RIPE addresses announced to Internet: 67374592
Equivalent to 4 /8s, 4 /16s and 14 /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: 1474
Total LACNIC prefixes after maximum aggregation: 577
LACNIC Deaggregation factor: 2.55
Prefixes being announced from the LACNIC address blocks: 1481
Unique aggregates announced from the LACNIC address blocks: 793
LACNIC Region origin ASes present in the Internet Routing Table: 166
LACNIC Prefixes per ASN: 8.92
LACNIC Region origin ASes announcing only one prefix: 63
LACNIC Region transit ASes present in the Internet Routing Table: 26
Average LACNIC Region AS path length visible: 6.0
Max LACNIC Region AS path length visible: 14
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 68
Number of LACNIC addresses announced to Internet: 4798896
Equivalent to 0 /8s, 73 /16s and 57 /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: 1048
Total AfriNIC prefixes after maximum aggregation: 171
AfriNIC Deaggregation factor: 6.13
Prefixes being announced from the AfriNIC address blocks: 1050
Unique aggregates announced from the AfriNIC address blocks: 226
AfriNIC Region origin ASes present in the Internet Routing Table: 51
AfriNIC Prefixes per ASN: 20.59
AfriNIC Region origin ASes announcing only one prefix: 26
AfriNIC Region transit ASes present in the Internet Routing Table: 10
Average AfriNIC Region AS path length visible: 5.0
Max AfriNIC Region AS path length visible: 15
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 26
Number of AfriNIC addresses announced to Internet: 2795776
Equivalent to 0 /8s, 42 /16s and 169 /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 608 2147 466 SINET-AS Research Organization of Infor
7497 435 180 23 CSTNET-AS-AP Computer Network Informati
7575 348 330 126 AARNET-AS-AP Australian Academic and Re
1237 198 74 139 KREONET-AS-KR KISTI, KR
58647 178 18 2 KAGAWAU-AS Kagawa University, JP
55824 124 18 16 NKN-CORE-NW NKN Core Network, IN
4538 120 4032 71 ERX-CERNET-BKB China Education and Rese
4621 70 37 10 UNINET-AS-AP UNINET-, TH
24313 70 16 1 NSW-DET-AS NSW Department of Education,
9411 66 16 2 NONTRINET-AS-AP Kasetsart University, T
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 4443 4846 2024 AMAZON-02, US
14618 802 4015 601 AMAZON-AES, US
8075 369 12790 312 MICROSOFT-CORP-MSN-AS-BLOCK, US
668 204 652 173 DNIC-AS-00668, US
376 202 178 150 RISQ-AS, CA
5786 197 16 1 UPRENET, PR
2152 180 507 94 CSUNET-NW, US
18558 136 18 4 NETBLK-RCOEK, US
81 128 521 31 NCREN, US
1 122 2 46 LVLT-1, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 283 1903 249 DFN Verein zur Foerderung eines Deutsch
786 186 1767 183 JANET Jisc Services Limited, GB
8895 162 24 5 ISU Internet Services Unit ISU, SA
559 111 533 103 SWITCH Peering requests: peering at switch
1103 94 1502 83 SURFNET-NL SURFnet, The Netherlands, NL
2614 94 27 74 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
553 74 465 74 BELWUE BelWue-Koordination, DE
1930 65 81 60 RCCN Fundacao para a Ciencia e a Tecnol
2200 64 599 59 FR-RENATER Reseau National de telecommu
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 259 176 43 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
19611 48 17 2 Associacao Antonio Vieira - Unisinos, B
61468 43 3 14 CEDIA, EC
271640 39 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
28614 38 2 2 Fundacao Universidade Regional de Blume
3596 35 4 3 Universidad Autonoma Metropolitana, MX
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 370 319 71 TENET-1, ZA
36914 256 82 3 KENET-AS, KE
327687 162 28 3 RENU, UG
8094 48 48 15 PUKNET, ZA
327700 40 16 1 MoRENet, MZ
3208 32 2 1 ARN, DZ
6879 24 2 9 ENSTINET-, EG
37074 13 8 2 UG-AS, GH
37501 11 49 6 UOFS, ZA
37654 10 1 6 RwEdNet-AS, RW
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 4443 4846 2024 AMAZON-02, US
14618 802 4015 601 AMAZON-AES, US
2907 608 2147 466 SINET-AS Research Organization of Infor
7497 435 180 23 CSTNET-AS-AP Computer Network Informati
2018 370 319 71 TENET-1, ZA
8075 369 12790 312 MICROSOFT-CORP-MSN-AS-BLOCK, US
7575 348 330 126 AARNET-AS-AP Australian Academic and Re
680 283 1903 249 DFN Verein zur Foerderung eines Deutsch
1916 259 176 43 Rede Nacional de Ensino e Pesquisa, BR
36914 256 82 3 KENET-AS, KE
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/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 370 299 TENET-1, ZA
36914 256 253 KENET-AS, KE
7575 348 222 AARNET-AS-AP Australian Academic and Research N
1916 259 216 Rede Nacional de Ensino e Pesquisa, BR
14618 802 201 AMAZON-AES, US
5786 197 196 UPRENET, PR
58647 178 176 KAGAWAU-AS Kagawa University, JP
327687 162 159 RENU, UG
8895 162 157 ISU Internet Services Unit ISU, SA
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/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/UniHawaii/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
64.186.3.0/24 Origin: 16509 AMAZON-02, US
64.186.3.0/24 Transit: 2152 CSUNET-NW, US
192.31.196.0/24 Origin: 112 RESERVED, ZZ
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
193.37.39.0/24 Origin: 16509 AMAZON-02, US
193.37.39.0/24 Transit: 2152 CSUNET-NW, US
193.84.26.0/24 Origin: 16509 AMAZON-02, US
193.84.26.0/24 Transit: 2152 CSUNET-NW, US
198.135.168.0/24 Origin: 14618 AMAZON-AES, US
198.135.168.0/24 Transit: 16509 AMAZON-02, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/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 /10:4 /11:9 /12:29
/13:36 /14:78 /15:202 /16:2122 /17:503 /18:490
/19:625 /20:1000 /21:1181 /22:1927 /23:1994 /24:14525
/25:88 /26:64 /27:140 /28:46 /29:93 /30:21
/31:3 /32:18
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
16509 730 4443 AMAZON-02, US
14618 261 802 AMAZON-AES, US
36914 244 256 KENET-AS, KE
8895 157 162 ISU Internet Services Unit ISU, SA
32440 80 109 LONI, US
8075 68 369 MICROSOFT-CORP-MSN-AS-BLOCK, US
23024 52 113 OCDE, US
1 40 122 LVLT-1, US
1916 39 259 Rede Nacional de Ensino e Pesquisa, BR
18632 34 66 VOLCANO-VISION, US
Complete listing at https://bgp.nsrc.org/REN/UniHawaii/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:3 2:1 3:122 4:2 5:20 6:4
8:2 12:1 13:187 14:89 15:133 16:112
18:236 23:48 24:3 31:7 34:2 35:15
38:9 40:2 41:116 42:10 44:8 45:62
46:11 47:1 49:6 50:11 52:878 54:264
58:1 59:18 60:4 61:3 62:17 63:42
64:154 65:39 66:89 67:65 68:17 69:52
70:27 71:48 72:17 74:79 76:49 77:11
78:3 79:10 80:13 81:26 82:7 83:6
84:9 85:44 86:10 87:2 88:1 89:13
91:57 92:4 93:4 94:8 95:2 96:7
97:2 98:13 99:81 101:2 102:32 103:300
104:119 107:17 108:82 109:11 111:17 113:5
114:23 115:1 116:10 117:61 118:34 119:18
121:25 122:11 123:8 124:39 125:4 128:81
129:53 130:159 131:71 132:55 133:155 134:108
135:3 136:215 137:293 138:23 139:27 140:43
141:5 142:57 143:35 144:66 145:5 146:132
147:69 148:205 149:17 150:51 151:17 152:141
153:78 154:30 155:83 156:71 157:31 158:46
159:164 160:35 161:50 162:73 163:94 164:22
165:57 166:2 167:25 168:179 169:12 170:173
171:1 172:12 173:26 174:2 175:27 176:13
177:5 178:2 179:13 180:14 181:1 182:4
184:4 185:101 186:3 187:17 188:15 189:3
190:19 191:13 192:1545 193:313 194:134 195:87
196:204 197:162 198:554 199:350 200:305 201:38
202:628 203:451 204:394 205:168 206:222 207:206
208:121 209:149 210:188 211:14 212:173 213:17
214:8 216:178 217:11 218:22 219:6 220:17
222:2 223:14
End of report
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