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

REN Routing Table Report cscora at frr.nsrc.org
Tue Jul 11 20:20:40 UTC 2023


IPv4 R&E Routing Table Report   20:20 GMT Tue 11 Jul, 2023

  IPv4 BGP Table (R&E) as seen at Erdemnet.

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

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

BGP routing table entries examined:                               19221
    Prefixes after maximum aggregation (per Origin AS):           10598
    Deaggregation factor:                                          1.81
    Unique aggregates announced (without unneeded subnets):       11906
    Number of IPv4 prefixes with a valid ROA:                      5412
    Number of IPv4 prefixes with an invalid ROA:                    114
    Number of IPv4 prefixes with no ROA:                          13695
Total ASes present in the Internet Routing Table:                  2799
    Prefixes per ASN:                                              6.87
Origin-only ASes present in the Internet Routing Table:            2412
Origin ASes announcing only one prefix:                            1080
Transit ASes present in the Internet Routing Table:                 387
Transit-only ASes present in the Internet Routing Table:             78
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       6.3
    Max AS path length visible:                                      22
    Max AS path prepend of ASN (395156)                              12
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:                      42276
Number of 32-bit ASNs visible in the Routing Table:                 638
Prefixes from 32-bit ASNs in the Routing Table:                    1878
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:              4
Number of addresses announced to Internet:                    204100864
    Equivalent to 12 /8s, 42 /16s and 85 /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:               99.6
Total number of prefixes smaller than registry allocations:        2258

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

Prefixes being announced by APNIC Region ASes:                     5083
    Total APNIC prefixes after maximum aggregation:                2353
    APNIC Deaggregation factor:                                    2.16
Prefixes being announced from the APNIC address blocks:            5087
    Unique aggregates announced from the APNIC address blocks:     2894
APNIC Region origin ASes present in the Internet Routing Table:     576
    APNIC Prefixes per ASN:                                        8.83
APNIC Region origin ASes announcing only one prefix:                246
APNIC Region transit ASes present in the Internet Routing Table:     62
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:    213
Number of APNIC addresses announced to Internet:               45910528
    Equivalent to 2 /8s, 188 /16s and 138 /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:                      8041
    Total ARIN prefixes after maximum aggregation:                 4651
    ARIN Deaggregation factor:                                     1.73
Prefixes being announced from the ARIN address blocks:             8057
    Unique aggregates announced from the ARIN address blocks:      5142
ARIN Region origin ASes present in the Internet Routing Table:     1249
    ARIN Prefixes per ASN:                                         6.45
ARIN Region origin ASes announcing only one prefix:                 447
ARIN Region transit ASes present in the Internet Routing Table:     167
Average ARIN Region AS path length visible:                         7.1
    Max ARIN Region AS path length visible:                          22
Number of ARIN region 32-bit ASNs visible in the Routing Table:     192
Number of ARIN addresses announced to Internet:                93444096
    Equivalent to 5 /8s, 145 /16s and 216 /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:                      3575
    Total RIPE prefixes after maximum aggregation:                 2852
    RIPE Deaggregation factor:                                     1.25
Prefixes being announced from the RIPE address blocks:             3563
    Unique aggregates announced from the RIPE address blocks:      2882
RIPE Region origin ASes present in the Internet Routing Table:      677
    RIPE Prefixes per ASN:                                         5.26
RIPE Region origin ASes announcing only one prefix:                 298
RIPE Region transit ASes present in the Internet Routing Table:     106
Average RIPE Region AS path length visible:                         6.0
    Max RIPE Region AS path length visible:                          14
Number of RIPE region 32-bit ASNs visible in the Routing Table:     140
Number of RIPE addresses announced to Internet:                57892864
    Equivalent to 3 /8s, 115 /16s and 96 /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:                    1424
    Total LACNIC prefixes after maximum aggregation:                559
    LACNIC Deaggregation factor:                                   2.55
Prefixes being announced from the LACNIC address blocks:           1422
    Unique aggregates announced from the LACNIC address blocks:     759
LACNIC Region origin ASes present in the Internet Routing Table:    161
    LACNIC Prefixes per ASN:                                       8.83
LACNIC Region origin ASes announcing only one prefix:                62
LACNIC Region transit ASes present in the Internet Routing Table:    25
Average LACNIC Region AS path length visible:                       8.1
    Max LACNIC Region AS path length visible:                        16
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    65
Number of LACNIC addresses announced to Internet:               4178432
    Equivalent to 0 /8s, 63 /16s and 194 /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:                   1088
    Total AfriNIC prefixes after maximum aggregation:               173
    AfriNIC Deaggregation factor:                                  6.29
Prefixes being announced from the AfriNIC address blocks:          1087
    Unique aggregates announced from the AfriNIC address blocks:    225
AfriNIC Region origin ASes present in the Internet Routing Table:    52
    AfriNIC Prefixes per ASN:                                     20.90
AfriNIC Region origin ASes announcing only one prefix:               27
AfriNIC Region transit ASes present in the Internet Routing Table:    9
Average AfriNIC Region AS path length visible:                      6.5
    Max AfriNIC Region AS path length visible:                       21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   28
Number of AfriNIC addresses announced to Internet:              2669824
    Equivalent to 0 /8s, 40 /16s and 189 /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         594       2147     465  SINET-AS Research Organization of Infor
  7497         434        180      23  CSTNET-AS-AP Computer Network Informati
  1237         190         74     139  KREONET-AS-KR KISTI, KR
 17882         178         11      34  UNIVISION-AS-AP UNIVISION LLC, MN
 58647         178         18       2  KAGAWAU-AS Kagawa University, JP
  7575         177        329     120  AARNET-AS-AP Australian Academic and Re
  4538         130       4192      73  ERX-CERNET-BKB China Education and Rese
 55824         121         18      14  NKN-CORE-NW NKN Core Network, IN
  4850          93          0       1  DIGICOM-AS-AP Digicom LLC, MN
  9484          72          5       5  MOBINET-AS-MN Mobinet LLC. AS Mobinet I

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2152         269        507      94  CSUNET-NW, US
   668         216        620     179  DNIC-AS-00668, US
   376         202        178     150  RISQ-AS, CA
  5786         198         16       1  UPRENET, PR
 18558         134         18       4  NETBLK-RCOEK, US
    81         128        521      31  NCREN, US
 23024         113          7      17  OCDE, US
  2920         107         34       7  LACOE, US
 21976          85         51      18  NJEDGE-NET, US
  1736          79         16       1  MU-AS, US

Complete listing at https://bgp.nsrc.org/REN/Erdemnet/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         185       1767     182  JANET Jisc Services Limited, GB
  8895         136         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/Erdemnet/data-ASnet-RIPE

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  1916         219        192      42  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          43          3      15  CEDIA, EC
 28571          39         39      17  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/Erdemnet/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         259         82       3  KENET-AS, KE
327687         166         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/Erdemnet/data-ASnet-AFRINIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2907         594       2147     465  SINET-AS Research Organization of Infor
  7497         434        180      23  CSTNET-AS-AP Computer Network Informati
  2018         370        319      71  TENET-1, ZA
   680         284       1919     250  DFN Verein zur Foerderung eines Deutsch
  2152         269        507      94  CSUNET-NW, US
 36914         259         82       3  KENET-AS, KE
  1916         219        192      42  Rede Nacional de Ensino e Pesquisa, BR
   668         216        620     179  DNIC-AS-00668, US
   376         202        178     150  RISQ-AS, CA
  5786         198         16       1  UPRENET, PR

Complete listing at https://bgp.nsrc.org/REN/Erdemnet/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         370          299  TENET-1, ZA
 36914         259          256  KENET-AS, KE
  5786         198          197  UPRENET, PR
  1916         219          177  Rede Nacional de Ensino e Pesquisa, BR
 58647         178          176  KAGAWAU-AS Kagawa University, JP
  2152         269          175  CSUNET-NW, US
327687         166          163  RENU, UG
 17882         178          144  UNIVISION-AS-AP UNIVISION LLC, MN
  8895         136          131  ISU Internet Services Unit ISU, SA

Complete listing at https://bgp.nsrc.org/REN/Erdemnet/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
     65101  PRIVATE      202.21.123.0/24           9484  MOBINET-AS-MN Mobinet LLC. A
     65512  PRIVATE      202.126.89.0/24          55805  MOBICOM-AS-MN MobiCom Corpor
     65512  PRIVATE      202.126.90.0/24          55805  MOBICOM-AS-MN MobiCom Corpor
     65250  PRIVATE      202.126.91.0/24          55805  MOBICOM-AS-MN MobiCom Corpor
    394607  UNALLOCATED  216.100.93.0/24          23024  OCDE, US

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

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

Unassigned Network     ASN Information  AS Name
64.202.80.0/20       Origin:     29867  UNASSIGNED
64.202.80.0/20      Transit:     22742  CT-EDU-NET, 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
202.58.231.0/24      Origin:    134096  EHEALTHNSW-AS-AP eHealth NSW, AU
202.58.231.0/24     Transit:      7575  AARNET-AS-AP Australian Academic and Res

Complete listing at https://bgp.nsrc.org/REN/Erdemnet/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:0        /9:1       /10:2       /11:1       /12:10      
/13:18      /14:33      /15:122     /16:1987    /17:418     /18:438     
/19:577     /20:868     /21:879     /22:1513    /23:1594    /24:10660   
/25:0       /26:0       /27:2       /28:4       /29:1       /30:4       
/31:1       /32:87      

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

   ASN  No of nets  Total ann.  Description
 36914         247         259  KENET-AS, KE
  8895         131         136  ISU Internet Services Unit ISU, SA
  4850          92          93  DIGICOM-AS-AP Digicom LLC, MN
 17882          53         178  UNIVISION-AS-AP UNIVISION LLC, MN
 23024          52         113  OCDE, US
 32440          37          59  LONI, US
 18632          34          66  VOLCANO-VISION, US
327700          34          40  MoRENet, MZ
200521          33          56  SEAP-AGE, ES
 28614          32          38  Fundacao Universidade Regional de Blumenau, BR

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

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

   1:2         5:15        6:4         8:2        12:1        14:89     
  23:7        24:3        27:4        31:7        35:2        38:9      
  40:1        41:145      42:10       43:8        44:6        45:36     
  46:5        47:1        49:9        50:3        52:1        58:1      
  59:23       60:4        61:3        62:10       63:37       64:74     
  65:5        66:79       67:43       68:8        69:19       70:2      
  71:1        72:7        74:50       76:41       77:9        78:3      
  79:10       80:9        81:26       82:6        83:6        84:12     
  85:41       86:10       87:1        89:10       91:48       92:2      
  93:4        94:4        95:2        97:2        98:2       101:2      
 102:31      103:313     104:80      107:16      108:10      109:9      
 111:16      112:15      114:23      116:6       117:61      118:32     
 119:18      121:28      122:24      123:8       124:38      125:4      
 128:87      129:41      130:88      131:55      132:62      133:155    
 134:104     136:198     137:134     138:9       139:9       140:52     
 141:1       142:39      143:29      144:26      145:2       146:130    
 147:59      148:193     149:12      150:44      151:11      152:136    
 153:14      154:31      155:63      156:67      157:23      158:36     
 159:115     160:27      161:23      162:27      163:80      164:10     
 165:46      166:1       167:13      168:124     169:8       170:80     
 171:1       172:3       173:7       175:27      176:8       177:6      
 179:12      180:15      181:1       182:1       184:3       185:53     
 186:3       187:17      188:13      189:3       190:18      191:13     
 192:1392    193:298     194:142     195:88      196:203     197:164    
 198:535     199:287     200:267     201:38      202:796     203:440    
 204:361     205:137     206:194     207:191     208:74      209:139    
 210:184     211:3       212:168     213:5       214:8       216:87     
 217:11      218:23      219:6       220:17      222:2       223:14     


End of report


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