[REN-BGP-stats-all] IPv4 R&E Routing Table Report - UH (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Sun Jul 9 22:25:45 UTC 2023
IPv4 R&E Routing Table Report 22:25 GMT Sun 09 Jul, 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: 25218
Prefixes after maximum aggregation (per Origin AS): 13679
Deaggregation factor: 1.84
Unique aggregates announced (without unneeded subnets): 16298
Number of IPv4 prefixes with a valid ROA: 10733
Number of IPv4 prefixes with an invalid ROA: 39
Number of IPv4 prefixes with no ROA: 14446
Total ASes present in the Internet Routing Table: 2785
Prefixes per ASN: 9.05
Origin-only ASes present in the Internet Routing Table: 2396
Origin ASes announcing only one prefix: 1050
Transit ASes present in the Internet Routing Table: 389
Transit-only ASes present in the Internet Routing Table: 78
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: 20
Max AS path prepend of ASN (395156) 12
Prefixes from unregistered ASNs in the Routing Table: 6
Number of instances of unregistered ASNs: 6
Number of 32-bit ASNs allocated by the RIRs: 42272
Number of 32-bit ASNs visible in the Routing Table: 627
Prefixes from 32-bit ASNs in the Routing Table: 1912
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: 7
Number of addresses announced to Internet: 297518678
Equivalent to 17 /8s, 187 /16s and 198 /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: 3411
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4960
Total APNIC prefixes after maximum aggregation: 2228
APNIC Deaggregation factor: 2.23
Prefixes being announced from the APNIC address blocks: 5074
Unique aggregates announced from the APNIC address blocks: 2734
APNIC Region origin ASes present in the Internet Routing Table: 533
APNIC Prefixes per ASN: 9.52
APNIC Region origin ASes announcing only one prefix: 224
APNIC Region transit ASes present in the Internet Routing Table: 57
Average APNIC Region AS path length visible: 4.5
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 198
Number of APNIC addresses announced to Internet: 47195756
Equivalent to 2 /8s, 208 /16s and 38 /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: 14042
Total ARIN prefixes after maximum aggregation: 7847
ARIN Deaggregation factor: 1.79
Prefixes being announced from the ARIN address blocks: 13676
Unique aggregates announced from the ARIN address blocks: 9388
ARIN Region origin ASes present in the Internet Routing Table: 1277
ARIN Prefixes per ASN: 10.71
ARIN Region origin ASes announcing only one prefix: 439
ARIN Region transit ASes present in the Internet Routing Table: 169
Average ARIN Region AS path length visible: 4.4
Max ARIN Region AS path length visible: 20
Number of ARIN region 32-bit ASNs visible in the Routing Table: 193
Number of ARIN addresses announced to Internet: 175315258
Equivalent to 10 /8s, 115 /16s and 25 /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: 3617
Total RIPE prefixes after maximum aggregation: 2860
RIPE Deaggregation factor: 1.26
Prefixes being announced from the RIPE address blocks: 3861
Unique aggregates announced from the RIPE address blocks: 3175
RIPE Region origin ASes present in the Internet Routing Table: 681
RIPE Prefixes per ASN: 5.67
RIPE Region origin ASes announcing only one prefix: 300
RIPE Region transit ASes present in the Internet Routing Table: 106
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: 67429888
Equivalent to 4 /8s, 4 /16s and 230 /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: 1510
Total LACNIC prefixes after maximum aggregation: 566
LACNIC Deaggregation factor: 2.67
Prefixes being announced from the LACNIC address blocks: 1516
Unique aggregates announced from the LACNIC address blocks: 768
LACNIC Region origin ASes present in the Internet Routing Table: 162
LACNIC Prefixes per ASN: 9.36
LACNIC Region origin ASes announcing only one prefix: 61
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: 66
Number of LACNIC addresses announced to Internet: 4771248
Equivalent to 0 /8s, 72 /16s and 205 /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: 1083
Total AfriNIC prefixes after maximum aggregation: 172
AfriNIC Deaggregation factor: 6.30
Prefixes being announced from the AfriNIC address blocks: 1084
Unique aggregates announced from the AfriNIC address blocks: 226
AfriNIC Region origin ASes present in the Internet Routing Table: 51
AfriNIC Prefixes per ASN: 21.25
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: 16
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 27
Number of AfriNIC addresses announced to Internet: 2800640
Equivalent to 0 /8s, 42 /16s and 188 /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 606 2147 466 SINET-AS Research Organization of Infor
7497 434 180 23 CSTNET-AS-AP Computer Network Informati
7575 347 330 126 AARNET-AS-AP Australian Academic and Re
1237 197 74 139 KREONET-AS-KR KISTI, KR
58647 178 18 2 KAGAWAU-AS Kagawa University, JP
4538 127 4160 73 ERX-CERNET-BKB China Education and Rese
55824 121 18 14 NKN-CORE-NW NKN Core Network, IN
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 4388 4838 1975 AMAZON-02, US
14618 795 4013 593 AMAZON-AES, US
8075 357 12789 302 MICROSOFT-CORP-MSN-AS-BLOCK, US
668 217 636 180 DNIC-AS-00668, US
376 202 178 150 RISQ-AS, CA
5786 179 16 1 UPRENET, PR
2152 176 507 94 CSUNET-NW, US
18558 134 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
680 284 1919 250 DFN Verein zur Foerderung eines Deutsch
786 186 1767 183 JANET Jisc Services Limited, GB
8895 164 24 5 ISU Internet Services Unit ISU, SA
559 112 533 104 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 258 192 43 Rede Nacional de Ensino e Pesquisa, BR
28391 153 10 67 Universidad Juarez Autonoma de Tabasco,
11340 103 24 47 Red Universitaria Nacional, CL
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
1251 56 36 15 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
4270 48 16 1 Red de Interconexion Universitaria, AR
61468 42 3 14 CEDIA, EC
28571 40 39 18 UNIVERSIDADE DE SAO PAULO, BR
28614 38 2 2 Fundacao Universidade Regional de Blume
19611 37 17 2 Associacao Antonio Vieira - Unisinos, B
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 369 319 71 TENET-1, ZA
36914 257 82 3 KENET-AS, KE
327687 165 28 3 RENU, UG
8094 48 48 15 PUKNET, ZA
327700 40 16 1 MoRENet, MZ
37215 37 8 1 MAREN, MW
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
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 4388 4838 1975 AMAZON-02, US
14618 795 4013 593 AMAZON-AES, US
2907 606 2147 466 SINET-AS Research Organization of Infor
7497 434 180 23 CSTNET-AS-AP Computer Network Informati
2018 369 319 71 TENET-1, ZA
8075 357 12789 302 MICROSOFT-CORP-MSN-AS-BLOCK, US
7575 347 330 126 AARNET-AS-AP Australian Academic and Re
680 284 1919 250 DFN Verein zur Foerderung eines Deutsch
1916 258 192 43 Rede Nacional de Ensino e Pesquisa, BR
36914 257 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 434 411 CSTNET-AS-AP Computer Network Information Cente
2018 369 298 TENET-1, ZA
36914 257 254 KENET-AS, KE
7575 347 221 AARNET-AS-AP Australian Academic and Research N
1916 258 215 Rede Nacional de Ensino e Pesquisa, BR
14618 795 202 AMAZON-AES, US
5786 179 178 UPRENET, PR
58647 178 176 KAGAWAU-AS Kagawa University, JP
327687 165 162 RENU, UG
8895 164 159 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
29867 UNALLOCATED 64.202.80.0/20 22742 CT-EDU-NET, US
394607 UNALLOCATED 104.249.65.0/24 23024 OCDE, US
33008 UNALLOCATED 162.248.66.0/24 11096 FLORIDANET, US
29867 UNALLOCATED 192.160.243.0/24 22742 CT-EDU-NET, US
29867 UNALLOCATED 192.160.244.0/24 22742 CT-EDU-NET, 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
64.202.80.0/20 Origin: 29867 UNASSIGNED
64.202.80.0/20 Transit: 22742 CT-EDU-NET, US
76.76.19.0/24 Origin: 16509 AMAZON-02, US
76.76.19.0/24 Transit: 2152 CSUNET-NW, US
102.36.194.0/23 Origin: 2018 TENET-1, ZA
102.36.194.0/23 Transit: 11537 INTERNET2-RESEARCH-EDU, US
192.31.196.0/24 Origin: 112 UNASSIGNED
192.31.196.0/24 Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
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 /14:80 /15:203 /16:2141 /17:505 /18:492
/19:629 /20:1008 /21:1200 /22:1919 /23:2007 /24:14483
/25:89 /26:64 /27:138 /28:46 /29:93 /30:21
/31:3 /32:18
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
16509 724 4388 AMAZON-02, US
14618 257 795 AMAZON-AES, US
36914 245 257 KENET-AS, KE
8895 159 164 ISU Internet Services Unit ISU, SA
32440 78 107 LONI, US
8075 62 357 MICROSOFT-CORP-MSN-AS-BLOCK, US
23024 52 113 OCDE, US
1 40 122 LVLT-1, US
1916 39 258 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 3:120 4:2 5:19 6:4
8:2 12:1 13:188 14:89 15:133 16:112
18:218 23:51 24:3 31:7 34:2 35:15
38:9 40:2 41:144 42:10 44:8 45:65
46:11 47:1 49:9 50:11 52:880 54:267
58:2 59:19 60:4 61:3 62:17 63:42
64:153 65:39 66:89 67:65 68:17 69:51
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
91:56 92:4 93:4 94:8 95:2 96:2
97:2 98:13 99:82 101:2 102:30 103:295
104:119 107:17 108:82 109:11 111:17 113:5
114:23 115:1 116:10 117:61 118:34 119:18
121:26 122:11 123:8 124:38 125:4 128:81
129:50 130:155 131:69 132:57 133:155 134:107
135:4 136:197 137:293 138:22 139:27 140:55
141:5 142:60 143:44 144:66 145:4 146:132
147:66 148:205 149:16 150:48 151:17 152:140
153:78 154:31 155:83 156:71 157:36 158:43
159:164 160:33 161:49 162:70 163:92 164:22
165:57 166:2 167:25 168:179 169:12 170:165
171:1 172:10 173:24 174:2 175:27 176:13
177:6 178:2 179:13 180:15 181:1 182:4
184:4 185:97 186:3 187:17 188:15 189:3
190:17 191:13 192:1542 193:312 194:135 195:88
196:201 197:163 198:551 199:351 200:309 201:38
202:639 203:448 204:390 205:167 206:218 207:206
208:122 209:148 210:182 211:3 212:174 213:17
214:8 216:177 217:11 218:22 219:6 220:17
222:2 223:14
End of report
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