[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RedCLARA (R&E) view

REN Routing Table Report cscora at frr.nsrc.org
Tue Feb 8 22:15:28 UTC 2022


IPv4 R&E Routing Table Report   22:15 GMT Tue 08 Feb, 2022

  BGP Table (R&E) as seen at RedCLARA.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/RedCLARA/

Analysis Summary
----------------

BGP routing table entries examined:                               18496
    Prefixes after maximum aggregation (per Origin AS):           10351
    Deaggregation factor:                                          1.79
    Unique aggregates announced (without unneeded subnets):       11531
    Number of IPv4 prefixes with a valid ROA:                      3733
    Number of IPv4 prefixes with an invalid ROA:                     36
    Number of IPv4 prefixes with no ROA:                          14727
Total ASes present in the Internet Routing Table:                  2756
    Prefixes per ASN:                                              6.71
Origin-only ASes present in the Internet Routing Table:            2381
Origin ASes announcing only one prefix:                            1094
Transit ASes present in the Internet Routing Table:                 375
Transit-only ASes present in the Internet Routing Table:             56
Average AS path length visible in the Internet Routing Table:       4.2
    Max AS path length visible:                                      14
    Max AS path prepend of ASN ( 10497)                              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:                      38520
Number of 32-bit ASNs visible in the Routing Table:                 626
Prefixes from 32-bit ASNs in the Routing Table:                    1755
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:                    203207376
    Equivalent to 12 /8s, 28 /16s and 178 /24s
    Percentage of available address space announced:                5.5
    Percentage of allocated address space announced:                5.5
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.5
Total number of prefixes smaller than registry allocations:        2104

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                     4783
    Total APNIC prefixes after maximum aggregation:                2344
    APNIC Deaggregation factor:                                    2.04
Prefixes being announced from the APNIC address blocks:            4784
    Unique aggregates announced from the APNIC address blocks:     2665
APNIC Region origin ASes present in the Internet Routing Table:     586
    APNIC Prefixes per ASN:                                        8.16
APNIC Region origin ASes announcing only one prefix:                249
APNIC Region transit ASes present in the Internet Routing Table:     67
Average APNIC Region AS path length visible:                        4.7
    Max APNIC Region AS path length visible:                         13
Number of APNIC region 32-bit ASNs visible in the Routing Table:    227
Number of APNIC addresses announced to Internet:               46046528
    Equivalent to 2 /8s, 190 /16s and 157 /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, 131072-151865
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:                      7799
    Total ARIN prefixes after maximum aggregation:                 4432
    ARIN Deaggregation factor:                                     1.76
Prefixes being announced from the ARIN address blocks:             7811
    Unique aggregates announced from the ARIN address blocks:      4940
ARIN Region origin ASes present in the Internet Routing Table:     1194
    ARIN Prefixes per ASN:                                         6.54
ARIN Region origin ASes announcing only one prefix:                 427
ARIN Region transit ASes present in the Internet Routing Table:     156
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          14
Number of ARIN region 32-bit ASNs visible in the Routing Table:     163
Number of ARIN addresses announced to Internet:                92199312
    Equivalent to 5 /8s, 126 /16s and 217 /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:                      3446
    Total RIPE prefixes after maximum aggregation:                 2762
    RIPE Deaggregation factor:                                     1.25
Prefixes being announced from the RIPE address blocks:             3431
    Unique aggregates announced from the RIPE address blocks:      2781
RIPE Region origin ASes present in the Internet Routing Table:      681
    RIPE Prefixes per ASN:                                         5.04
RIPE Region origin ASes announcing only one prefix:                 322
RIPE Region transit ASes present in the Internet Routing Table:     101
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          14
Number of RIPE region 32-bit ASNs visible in the Routing Table:     138
Number of RIPE addresses announced to Internet:                58016448
    Equivalent to 3 /8s, 117 /16s and 66 /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:                    1559
    Total LACNIC prefixes after maximum aggregation:                612
    LACNIC Deaggregation factor:                                   2.55
Prefixes being announced from the LACNIC address blocks:           1569
    Unique aggregates announced from the LACNIC address blocks:     846
LACNIC Region origin ASes present in the Internet Routing Table:    180
    LACNIC Prefixes per ASN:                                       8.72
LACNIC Region origin ASes announcing only one prefix:                74
LACNIC Region transit ASes present in the Internet Routing Table:    26
Average LACNIC Region AS path length visible:                       3.9
    Max LACNIC Region AS path length visible:                        12
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    72
Number of LACNIC addresses announced to Internet:               4188224
    Equivalent to 0 /8s, 63 /16s and 232 /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:                    899
    Total AfriNIC prefixes after maximum aggregation:               191
    AfriNIC Deaggregation factor:                                  4.71
Prefixes being announced from the AfriNIC address blocks:           899
    Unique aggregates announced from the AfriNIC address blocks:    297
AfriNIC Region origin ASes present in the Internet Routing Table:    52
    AfriNIC Prefixes per ASN:                                     17.29
AfriNIC Region origin ASes announcing only one prefix:               22
AfriNIC Region transit ASes present in the Internet Routing Table:   12
Average AfriNIC Region AS path length visible:                      3.2
    Max AfriNIC Region AS path length visible:                        7
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   26
Number of AfriNIC addresses announced to Internet:              2756352
    Equivalent to 0 /8s, 42 /16s and 15 /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         619       2157     458  SINET-AS Research Organization of Infor
  7497         432        182      24  CSTNET-AS-AP Computer Network Informati
 58647         199         18       2  KAGAWAU-AS Kagawa University, JP
  1237         189         74     135  KREONET-AS-KR KISTI, KR
  7575         174        329     121  AARNET-AS-AP Australian Academic and Re
 55824         130         19      23  NKN-CORE-NW NKN Core Network, IN
  4538         128       4192      72  ERX-CERNET-BKB China Education and Rese
  4621          80         37      10  UNINET-AS-AP UNINET-, TH
  4762          65          4       1  MAHIDOL-BORDER-AS Mahidol University, T
 23570          59          5      11  INCHEON-AS-KR UNIVERSITY OF INCHEON, KR

Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  7896         251         51       7  NU-AS, US
   376         203        178     152  RISQ-AS, CA
  5786         200         16       1  UPRENET, PR
  2152         144        507      86  CSUNET-NW, US
 18558         136         18       4  NETBLK-RCOEK, US
   270         119        329      88  AS270, US
  2920         111         34       6  LACOE, US
 21976          87         51      18  NJEDGE-NET, US
  1736          80         16       1  MU-AS, US
     3          77        496      15  MIT-GATEWAYS, US

Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
   680         279       1950     245  DFN Verein zur Foerderung eines Deutsch
   786         186       1774     183  JANET Jisc Services Limited, GB
  8895         183         24       4  ISU Internet Services Unit ISU, SA
   559         115        550     106  SWITCH Peering requests: peering at switch
  1103          99       1520      86  SURFNET-NL SURFnet, The Netherlands, NL
   137          82        677      77  ASGARR Consortium GARR, IT
   553          72        449      72  BELWUE BelWue-Koordination, DE
  2200          66        647      61  FR-RENATER Reseau National de telecommu
  1930          57         81      52  RCCN Fundacao para a Ciencia e a Tecnol
  2614          56         31      53  ROEDUNET, RO

Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  1916         202        207      42  Rede Nacional de Ensino e Pesquisa, BR
 28391         152         10      66  Universidad Juarez Autonoma de Tabasco,
 11340          94         24      53  Red Universitaria Nacional, CL
  1251          65         37      20  FUNDACAO DE AMPARO A PESQUISA DO ESTADO
  2715          58        102      38  Fundacao Carlos Chagas Filho de Amparo 
 52286          53          4      31  Columbus Networks Guatemala, GT
 19611          45         17       2  Associacao Antonio Vieira - Unisinos, B
 61468          45          3      15  CEDIA, EC
  4270          43         16       1  Red de Interconexion Universitaria, AR
 28614          38          2       2  Fundacao Universidade Regional de Blume

Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2018         350        319      74  TENET-1, ZA
 36914         202         82       3  KENET-AS, KE
  2561          73          5      32  EUN, EG
  8094          50         48       4  PUKNET, ZA
327687          36         28       3  RENU, UG
327700          34         16       1  MoRENet, MZ
  6879          24          2       9  ENSTINET-, EG
 37074          13          8       2  UG-AS, GH
 37182          12          8       1  TERNET, TZ
 37501          11         49       6  UOFS, ZA

Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2907         619       2157     458  SINET-AS Research Organization of Infor
  7497         432        182      24  CSTNET-AS-AP Computer Network Informati
  2018         350        319      74  TENET-1, ZA
   680         279       1950     245  DFN Verein zur Foerderung eines Deutsch
  7896         251         51       7  NU-AS, US
   376         203        178     152  RISQ-AS, CA
  1916         202        207      42  Rede Nacional de Ensino e Pesquisa, BR
 36914         202         82       3  KENET-AS, KE
  5786         200         16       1  UPRENET, PR
 58647         199         18       2  KAGAWAU-AS Kagawa University, JP

Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  7497         432          408  CSTNET-AS-AP Computer Network Information Cente
  2018         350          276  TENET-1, ZA
  7896         251          244  NU-AS, US
 36914         202          199  KENET-AS, KE
  5786         200          199  UPRENET, PR
 58647         199          197  KAGAWAU-AS Kagawa University, JP
  8895         183          179  ISU Internet Services Unit ISU, SA
  1916         202          160  Rede Nacional de Ensino e Pesquisa, BR
 18558         136          132  NETBLK-RCOEK, US
 55824         130          107  NKN-CORE-NW NKN Core Network, IN

Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     65248  PRIVATE      134.171.169.0/24         11340  Red Universitaria Nacional, 
     22063  UNALLOCATED  153.10.0.0/16             2152  CSUNET-NW, US
     22226  UNALLOCATED  156.1.0.0/16              2152  CSUNET-NW, US
     65105  PRIVATE      165.98.16.0/24           27750  Cooperacion Latino Americana
     65105  PRIVATE      165.98.18.0/24           27750  Cooperacion Latino Americana
     65105  PRIVATE      165.98.43.0/24           27750  Cooperacion Latino Americana
     65105  PRIVATE      165.98.90.0/24           27750  Cooperacion Latino Americana
     64507  DOCUMENT     170.79.91.8/29           27817  Red Nacional Academica de Te
     64663  PRIVATE      181.114.14.0/24          52286  Columbus Networks Guatemala,
     19658  UNALLOCATED  199.27.241.0/24          11096  FLORIDANET, US

Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             1103  SURFNET-NL SURFnet, The Netherlands, NL

Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
192.31.196.0/24      Origin:       112  UNASSIGNED
192.31.196.0/24     Transit:      1103  SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24       Origin:      1103  SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24      Transit:     11537  INTERNET2-RESEARCH-EDU, US

Complete listing at https://bgp.nsrc.org/REN/RedCLARA/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       /10:2       /11:1       /12:10      
/13:17      /14:35      /15:122     /16:1983    /17:389     /18:431     
/19:560     /20:843     /21:874     /22:1414    /23:1534    /24:9993    
/25:79      /26:61      /27:61      /28:15      /29:23      /30:7       
/31:0       /32:41      

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 36914         189         202  KENET-AS, KE
  8895         178         183  ISU Internet Services Unit ISU, SA
 23024          53          56  OCDE, US
 58647          34         199  KAGAWAU-AS Kagawa University, JP
 28614          32          38  Fundacao Universidade Regional de Blumenau, BR
 25977          31          45  HCCS, US
263282          30          37  FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
327700          30          34  MoRENet, MZ
 27609          29          45  USC-UNIVERSITY-HOSPITAL, US
 32440          29          44  LONI, US

Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:4         5:15        8:2        12:1        14:85       18:42     
  23:9        24:3        31:6        38:9        40:1        41:118    
  42:9        44:5        45:43       46:6        47:1        49:10     
  50:1        52:1        59:20       60:4        61:3        62:7      
  63:34       64:47       66:35       67:43       68:8        69:20     
  71:1        72:10       74:20       76:33       77:7        78:3      
  79:10       80:16       81:28       82:4        83:6        84:5      
  85:33       86:4        87:1        88:1        89:10       91:46     
  92:1        93:12       94:4        95:5        96:5        97:1      
  98:2       101:6       102:13      103:318     104:14      106:1      
 108:8       109:10      110:3       111:20      112:4       114:23     
 116:5       117:61      118:32      119:22      121:26      122:8      
 123:8       124:39      125:4       128:82      129:176     130:92     
 131:87      132:58      133:139     134:95      136:192     137:86     
 138:8       139:5       140:36      141:2       142:41      143:35     
 144:52      145:2       146:128     147:57      148:191     149:13     
 150:39      151:6       152:77      153:11      154:25      155:51     
 156:67      157:26      158:42      159:116     160:25      161:21     
 162:20      163:61      164:43      165:55      166:1       167:16     
 168:161     169:10      170:53      171:1       172:2       173:2      
 175:31      176:8       177:13      178:1       179:11      180:21     
 181:13      182:6       184:2       185:40      186:3       187:18     
 188:13      189:5       190:49      191:33      192:1409    193:242    
 194:124     195:83      196:148     197:113     198:461     199:252    
 200:254     201:40      202:638     203:422     204:324     205:164    
 206:185     207:165     208:66      209:112     210:185     211:13     
 212:173     213:4       216:86      217:14      218:25      219:6      
 220:17      222:5       223:3      

End of report


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