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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Nov 5 20:20:40 UTC 2024


IPv4 R&E Routing Table Report   20:20 GMT Tue 05 Nov, 2024

  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:                               19856
    Prefixes after maximum aggregation (per Origin AS):           10861
    Deaggregation factor:                                          1.83
    Unique aggregates announced (without unneeded subnets):       12152
    Number of IPv4 prefixes with a valid ROA:                      7684
    Number of IPv4 prefixes with an invalid ROA:                    100
    Number of IPv4 prefixes with no ROA:                          12072
Total ASes present in the Internet Routing Table:                  2846
    Prefixes per ASN:                                              6.98
Origin-only ASes present in the Internet Routing Table:            2466
Origin ASes announcing only one prefix:                            1092
Transit ASes present in the Internet Routing Table:                 380
Transit-only ASes present in the Internet Routing Table:             64
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       6.8
    Max AS path length visible:                                      28
    Max AS path prepend of ASN (138136)                              20
Prefixes from unregistered ASNs in the Routing Table:                 5
    Number of instances of unregistered ASNs:                         5
Number of 32-bit ASNs allocated by the RIRs:                      45700
Number of 32-bit ASNs visible in the Routing Table:                 709
Prefixes from 32-bit ASNs in the Routing Table:                    1927
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:                    201508608
    Equivalent to 12 /8s, 2 /16s and 199 /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:        2341

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

Prefixes being announced by APNIC Region ASes:                     5158
    Total APNIC prefixes after maximum aggregation:                2425
    APNIC Deaggregation factor:                                    2.13
Prefixes being announced from the APNIC address blocks:            5159
    Unique aggregates announced from the APNIC address blocks:     2976
APNIC Region origin ASes present in the Internet Routing Table:     626
    APNIC Prefixes per ASN:                                        8.24
APNIC Region origin ASes announcing only one prefix:                260
APNIC Region transit ASes present in the Internet Routing Table:     65
Average APNIC Region AS path length visible:                        4.9
    Max APNIC Region AS path length visible:                         28
Number of APNIC region 32-bit ASNs visible in the Routing Table:    249
Number of APNIC addresses announced to Internet:               45701632
    Equivalent to 2 /8s, 185 /16s and 90 /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:                      8665
    Total ARIN prefixes after maximum aggregation:                 4855
    ARIN Deaggregation factor:                                     1.78
Prefixes being announced from the ARIN address blocks:             8678
    Unique aggregates announced from the ARIN address blocks:      5329
ARIN Region origin ASes present in the Internet Routing Table:     1280
    ARIN Prefixes per ASN:                                         6.78
ARIN Region origin ASes announcing only one prefix:                 450
ARIN Region transit ASes present in the Internet Routing Table:     154
Average ARIN Region AS path length visible:                         7.9
    Max ARIN Region AS path length visible:                          19
Number of ARIN region 32-bit ASNs visible in the Routing Table:     213
Number of ARIN addresses announced to Internet:                90493696
    Equivalent to 5 /8s, 100 /16s and 211 /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, 393216-402332
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:                      3577
    Total RIPE prefixes after maximum aggregation:                 2874
    RIPE Deaggregation factor:                                     1.24
Prefixes being announced from the RIPE address blocks:             3565
    Unique aggregates announced from the RIPE address blocks:      2912
RIPE Region origin ASes present in the Internet Routing Table:      671
    RIPE Prefixes per ASN:                                         5.31
RIPE Region origin ASes announcing only one prefix:                 300
RIPE Region transit ASes present in the Internet Routing Table:     107
Average RIPE Region AS path length visible:                         6.2
    Max RIPE Region AS path length visible:                          15
Number of RIPE region 32-bit ASNs visible in the Routing Table:     158
Number of RIPE addresses announced to Internet:                58651904
    Equivalent to 3 /8s, 126 /16s and 245 /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:                    1424
    Total LACNIC prefixes after maximum aggregation:                534
    LACNIC Deaggregation factor:                                   2.67
Prefixes being announced from the LACNIC address blocks:           1423
    Unique aggregates announced from the LACNIC address blocks:     717
LACNIC Region origin ASes present in the Internet Routing Table:    154
    LACNIC Prefixes per ASN:                                       9.24
LACNIC Region origin ASes announcing only one prefix:                53
LACNIC Region transit ASes present in the Internet Routing Table:    22
Average LACNIC Region AS path length visible:                       8.1
    Max LACNIC Region AS path length visible:                        17
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    64
Number of LACNIC addresses announced to Internet:               4125184
    Equivalent to 0 /8s, 62 /16s and 242 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + 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:                   1027
    Total AfriNIC prefixes after maximum aggregation:               169
    AfriNIC Deaggregation factor:                                  6.08
Prefixes being announced from the AfriNIC address blocks:          1026
    Unique aggregates announced from the AfriNIC address blocks:    214
AfriNIC Region origin ASes present in the Internet Routing Table:    48
    AfriNIC Prefixes per ASN:                                     21.38
AfriNIC Region origin ASes announcing only one prefix:               29
AfriNIC Region transit ASes present in the Internet Routing Table:   11
Average AfriNIC Region AS path length visible:                      7.9
    Max AfriNIC Region AS path length visible:                       26
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   25
Number of AfriNIC addresses announced to Internet:              2533376
    Equivalent to 0 /8s, 38 /16s and 168 /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         590       2170     464  SINET-AS Research Organization of Informa
  7497         447        180      24  CSTNET-AS-AP Computer Network Information
  1237         191         74     145  KREONET-AS-KR KISTI, KR
 58647         180         18       2  KAGAWAU-AS Kagawa University, JP
  7575         172        329     115  AARNET-AS-AP Australian Academic and Rese
 17882         144          9      33  UNIVISION-AS-AP UNIVISION LLC, MN
 55824         132         18      19  NKN-CORE-NW NKN Core Network, IN
  4538         129       4192      72  ERX-CERNET-BKB China Education and Resear
  4850          85          0       1  DIGICOM-AS-AP Digicom LLC, MN
  9484          76          5       6  MOBINET-AS-MN Mobinet LLC. AS Mobinet Int

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         513        507      99  CENIC-2152, US
  2920         229         44      49  LACOE, US
   668         204        632     173  DNIC-AS-00668, US
   376         201        162     150  RISQ-AS, CA
  5786         197         16       1  UPRENET, PR
 18558         141         18       5  NETBLK-RCOEK, US
    81         134        517      33  NCREN, US
 23024          95          7      21  OCDE, US
 21976          91         50      17  NJEDGE-NET, US
   237          85        541      50  MERIT-AS-14, 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         283       1899     249  DFN Verein zur Foerderung eines Deutschen
   786         186       1767     183  JANET Jisc Services Limited, GB
  8895         133         24       5  ISU Internet Services Unit ISU, SA
   559         114        533     104  SWITCH Peering requests: peering at switch.c
  1103          97       1759      84  SURFNET-NL SURFnet, The Netherlands, NL
  2614          93         26      73  ROEDUNET, RO
   137          82        677      77  ASGARR Consortium GARR, IT
  1930          79         88      74  RCCN Fundacao para a Ciencia e a Tecnolog
   553          78        462      78  BELWUE BelWue-Koordination, DE
  3267          77         26      67  NIKS, RU

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         210        178      42  Rede Nacional de Ensino e Pesquisa, BR
 28391         154         10      68  Universidad Juarez Autonoma de Tabasco, M
 11340         110         25      53  Red Universitaria Nacional, CL
271640          66          8       1  UNIVERSIDADE FEDERAL DE VICOSA, BR
 61468          51          5      17  CEDIA, EC
  2715          50        100      36  Fundacao Carlos Chagas Filho de Amparo a 
 19611          48         17       2  Associacao Antonio Vieira - Unisinos, BR
  4270          46         16       1  Red de Interconexion Universitaria, AR
 28614          38          2       2  Fundacao Universidade Regional de Blumena
  1251          37         31      26  FUNDACAO DE AMPARO A PESQUISA DO ESTADO S

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
 36914         435         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
  8094          47         48      18  PUKNET, ZA
 37215          33          8       1  MAREN, MW
  6879          24          2       9  ENSTINET-, EG
327700          15         16       1  MoRENet, MZ
 37661          12          8       4  NRaE1-AS, NG
 37501          11         49       6  UOFS, ZA
 36982           8         33       8  UCT, ZA
 37654           6          0       5  RwEdNet-AS, RW

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         590       2170     464  SINET-AS Research Organization of Informa
  2152         513        507      99  CENIC-2152, US
  7497         447        180      24  CSTNET-AS-AP Computer Network Information
 36914         435         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
   680         283       1899     249  DFN Verein zur Foerderung eines Deutschen
  2920         229         44      49  LACOE, US
  1916         210        178      42  Rede Nacional de Ensino e Pesquisa, BR
   668         204        632     173  DNIC-AS-00668, US
   376         201        162     150  RISQ-AS, CA

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

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

   ASN  No of nets  Net Savings  Description
 36914         435          432  KENET-AS, KE
  7497         447          423  CSTNET-AS-AP Computer Network Information Cente
  2152         513          414  CENIC-2152, US
  2018         381          310  TENET-1, ZA
  5786         197          196  UPRENET, PR
  2920         229          180  LACOE, US
 58647         180          178  KAGAWAU-AS Kagawa University, JP
  1916         210          168  Rede Nacional de Ensino e Pesquisa, BR
 18558         141          136  NETBLK-RCOEK, US
  8895         133          128  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
     26971  UNALLOCATED  129.111.0.0/16             276  OTS-AS-276, US
     65101  PRIVATE      202.21.123.0/24           9484  MOBINET-AS-MN Mobinet L
     65512  PRIVATE      202.126.89.0/24          55805  MOBICOM-AS-MN MobiCom C
     65512  PRIVATE      202.126.90.0/24          55805  MOBICOM-AS-MN MobiCom C
     65512  PRIVATE      202.126.91.0/24          55805  MOBICOM-AS-MN MobiCom C

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

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

Unassigned Network     ASN Information  AS Name
164.160.192.0/21     Origin:     37661  NRaE1-AS, NG
164.160.192.0/21    Transit:     37288  WACREN, SN
202.14.117.0/24      Origin:     17827  STOU-AS-TH Sukhothai Thammathirat Open U
202.14.117.0/24     Transit:      4621  UNINET-AS-AP UNINET-, TH
202.46.245.0/24      Origin:    147171  IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.245.0/24     Transit:     64302  IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
203.9.156.0/24       Origin:      1851  ADELAIDE-UNIVERSITY-AS-AP The University
203.9.156.0/24      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       /10:1       /11:1       /12:11      
/13:18      /14:33      /15:118     /16:1990    /17:423     /18:454     
/19:578     /20:870     /21:892     /22:1504    /23:1626    /24:11247   
/25:0       /26:2       /27:2       /28:4       /29:2       /30:4       
/31:1       /32:73      

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

   ASN  No of nets  Total ann.  Description
 36914         425         435  KENET-AS, KE
  8895         128         133  ISU Internet Services Unit ISU, SA
  4850          84          85  DIGICOM-AS-AP Digicom LLC, MN
  2152          63         513  CENIC-2152, US
 23024          37          95  OCDE, US
 32440          37          63  LONI, US
  3267          35          77  NIKS, RU
 17882          35         144  UNIVISION-AS-AP UNIVISION LLC, MN
 28614          32          38  Fundacao Universidade Regional de Blumenau, BR
 46115          32          35  LUTHER, US

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        14:92     
  23:8        24:3        27:4        31:1        35:3        36:2      
  37:8        38:10       40:1        41:160      42:11       43:8      
  44:5        45:50       46:4        47:1        49:10       50:4      
  52:1        59:23       60:6        61:3        62:9        63:36     
  64:49       65:4        66:87       67:42       68:12       69:19     
  70:2        71:1        72:7        74:54       76:42       77:10     
  78:3        79:10       80:12       81:25       82:7        83:7      
  84:8        85:45       86:5        87:1        89:11       91:42     
  92:2        93:13       94:2        95:2        96:5        97:1      
  98:2       101:1       102:10      103:401     104:78      107:2      
 108:8       109:4       111:20      112:16      113:2       114:24     
 116:9       117:61      118:33      119:30      121:27      122:24     
 123:8       124:45      125:5       128:53      129:36      130:97     
 131:61      132:52      133:154     134:109     136:197     137:96     
 138:58      139:10      140:35      141:3       142:52      143:26     
 144:28      145:2       146:137     147:63      148:196     149:12     
 150:40      151:9       152:140     153:14      154:39      155:63     
 156:133     157:27      158:30      159:118     160:31      161:17     
 162:24      163:64      164:11      165:49      166:1       167:26     
 168:120     169:7       170:96      171:1       172:2       173:7      
 175:16      177:6       179:13      180:16      181:1       182:9      
 184:2       185:54      186:3       187:21      188:13      189:3      
 190:18      191:13      192:1425    193:274     194:134     195:75     
 196:147     197:305     198:546     199:278     200:326     201:37     
 202:799     203:452     204:406     205:174     206:215     207:310    
 208:67      209:157     210:217     211:3       212:165     213:6      
 214:8       216:90      217:9       218:22      219:5       220:17     
 222:2       223:15     

End of report


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