[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view

REN Routing Table Report cscora at bgp.nsrc.org
Thu Sep 12 20:16:56 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 12 Sep, 2024

  IPv4 BGP Table (R&E) as seen at KREONet2.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/KREONet2/

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

BGP routing table entries examined:                              239816
    Prefixes after maximum aggregation (per Origin AS):          107308
    Deaggregation factor:                                          2.23
    Unique aggregates announced (without unneeded subnets):      127553
    Number of IPv4 prefixes with a valid ROA:                    100673
    Number of IPv4 prefixes with an invalid ROA:                    103
    Number of IPv4 prefixes with no ROA:                         139040
Total ASes present in the Internet Routing Table:                 19888
    Prefixes per ASN:                                             12.06
Origin-only ASes present in the Internet Routing Table:           17146
Origin ASes announcing only one prefix:                            7727
Transit ASes present in the Internet Routing Table:                2742
Transit-only ASes present in the Internet Routing Table:            714
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      31
    Max AS path prepend of ASN (329437)                              25
Prefixes from unregistered ASNs in the Routing Table:               288
    Number of instances of unregistered ASNs:                       289
Number of 32-bit ASNs allocated by the RIRs:                      45346
Number of 32-bit ASNs visible in the Routing Table:                7703
Prefixes from 32-bit ASNs in the Routing Table:                   26644
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            131
Number of addresses announced to Internet:                   1503059901
    Equivalent to 89 /8s, 150 /16s and 223 /24s
    Percentage of available address space announced:               40.6
    Percentage of allocated address space announced:               40.6
    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:       73896

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

Prefixes being announced by APNIC Region ASes:                    32468
    Total APNIC prefixes after maximum aggregation:                8223
    APNIC Deaggregation factor:                                    3.95
Prefixes being announced from the APNIC address blocks:           31843
    Unique aggregates announced from the APNIC address blocks:     9711
APNIC Region origin ASes present in the Internet Routing Table:    1268
    APNIC Prefixes per ASN:                                       25.11
APNIC Region origin ASes announcing only one prefix:                503
APNIC Region transit ASes present in the Internet Routing Table:    224
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    573
Number of APNIC addresses announced to Internet:              203164012
    Equivalent to 12 /8s, 28 /16s and 9 /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:                    109970
    Total ARIN prefixes after maximum aggregation:                58884
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           108590
    Unique aggregates announced from the ARIN address blocks:     59994
ARIN Region origin ASes present in the Internet Routing Table:     8865
    ARIN Prefixes per ASN:                                        12.25
ARIN Region origin ASes announcing only one prefix:                3715
ARIN Region transit ASes present in the Internet Routing Table:     785
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1923
Number of ARIN addresses announced to Internet:               871655041
    Equivalent to 51 /8s, 244 /16s and 102 /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:                     44707
    Total RIPE prefixes after maximum aggregation:                23893
    RIPE Deaggregation factor:                                     1.87
Prefixes being announced from the RIPE address blocks:            45816
    Unique aggregates announced from the RIPE address blocks:     32938
RIPE Region origin ASes present in the Internet Routing Table:     4418
    RIPE Prefixes per ASN:                                        10.37
RIPE Region origin ASes announcing only one prefix:                1906
RIPE Region transit ASes present in the Internet Routing Table:     641
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          22
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1723
Number of RIPE addresses announced to Internet:               296367312
    Equivalent to 17 /8s, 170 /16s and 52 /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:                   43605
    Total LACNIC prefixes after maximum aggregation:              13325
    LACNIC Deaggregation factor:                                   3.27
Prefixes being announced from the LACNIC address blocks:          43035
    Unique aggregates announced from the LACNIC address blocks:   20190
LACNIC Region origin ASes present in the Internet Routing Table:   4201
    LACNIC Prefixes per ASN:                                      10.24
LACNIC Region origin ASes announcing only one prefix:              1479
LACNIC Region transit ASes present in the Internet Routing Table:   884
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3334
Number of LACNIC addresses announced to Internet:              93370368
    Equivalent to 5 /8s, 144 /16s and 184 /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:                   8778
    Total AfriNIC prefixes after maximum aggregation:              2773
    AfriNIC Deaggregation factor:                                  3.17
Prefixes being announced from the AfriNIC address blocks:         10401
    Unique aggregates announced from the AfriNIC address blocks:   4616
AfriNIC Region origin ASes present in the Internet Routing Table:   289
    AfriNIC Prefixes per ASN:                                     35.99
AfriNIC Region origin ASes announcing only one prefix:              124
AfriNIC Region transit ASes present in the Internet Routing Table:   81
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  150
Number of AfriNIC addresses announced to Internet:             38426624
    Equivalent to 2 /8s, 74 /16s and 88 /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
  9808        9756       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1549        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1511        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1482        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        177      50  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         770        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         598       2169     465  SINET-AS Research Organization of Informa
 17676         560      10607     150  GIGAINFRA SoftBank Corp., JP
 24445         480        497      68  CMNET-V4HENAN-AS-AP Henan Mobile Communic
 56040         473        489     113  CMNET-GUANGDONG-AP China Mobile communica

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10711      11807    3752  AMAZON-02, US
   749        3484      55080    2707  DNIC-AS-00749, US
  7018        3082      23684    1927  ATT-INTERNET4, US
   367        2530       3024    1184  DNIC-ASBLK-00306-00371, US
 22773        2454       2075     702  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2108        139    1364  USDA-1, US
  6167        1809       3398     434  CELLCO-PART, US
   209        1689       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1592        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1390       1047     108  ATT-MOBILITY-LLC-AS20057, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 39891        2133        119      36  ALJAWWALSTC-AS, SA
 20940        1307        104    1058  AKAMAI-ASN1, NL
  3215         889       4814     291  France Telecom - Orange, FR
  3257         814       2075     704  GTT-BACKBONE GTT, US
  8452         693       1841      11  TE-AS TE-AS, EG
  8376         670         57      28  Jordan Data Communications, JO
  3320         555       8318     471  DTAG Internet service provider operations
 51167         555        107     243  CONTABO, DE
 61317         484         33     432  ASDETUK www.heficed.com, US
212238         476         35     419  CDNEXT, GB

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        5478       1593     715  UNINET, MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 10620        1337        193    1008  Telmex Colombia S.A., CO
  3816        1317        776     204  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1103        369      22  Telefonica del Peru S.A.A., PE
 26615        1044       2503      53  TIM SA, BR
 18881         867       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     291  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         616         85      62  ENTEL CHILE S.A., CL
 26599         534       2892      68  TELEFONICA BRASIL S.A, BR

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1352        389      18  LINKdotNET-AS, EG
 29571        1028         71     282  ORANGE-COTE-IVOIRE, CI
 36935         619        120     171  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         520         82       3  KENET-AS, KE
 24835         513        332     188  RAYA-AS, EG
  2018         381        319      71  TENET-1, ZA
 20011         377         41     215  INTERNET-SOLUTIONS, ZA
 36903         346        154     262  MT-MPLS, MA
 37693         334        597      43  TUNISIANA, TN

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10711      11807    3752  AMAZON-02, US
  9808        9756       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5478       1593     715  UNINET, MX
   749        3484      55080    2707  DNIC-AS-00749, US
  7018        3082      23684    1927  ATT-INTERNET4, US
   367        2530       3024    1184  DNIC-ASBLK-00306-00371, US
 22773        2454       2075     702  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2133        119      36  ALJAWWALSTC-AS, SA
  4155        2108        139    1364  USDA-1, US
 11830        2009        369      64  Instituto Costarricense de Electricidad y

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet

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

   ASN  No of nets  Net Savings  Description
  9808        9756         9681  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5478         4763  UNINET, MX
 39891        2133         2097  ALJAWWALSTC-AS, SA
 11830        2009         1945  Instituto Costarricense de Electricidad y Telec
 22773        2454         1752  ASN-CXA-ALL-CCI-22773-RDC, US
 56047        1511         1462  CMNET-HUNAN-AP China Mobile communications corp
 56041        1482         1407  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1689         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1549         1377  CMNET-JIANGSU-AP China Mobile communications co
  6167        1809         1375  CELLCO-PART, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             3356  LEVEL3, US
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            7018  ATT-INTERNET4, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-badAS

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

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-spar

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

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.164.153.0/24      Origin:    215051  IPV4GUARD, DE
23.164.153.0/24     Transit:    202673  OHZ, ES
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM

Complete listing at https://bgp.nsrc.org/REN/KREONet2/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        /8:13       /9:10      /10:29      /11:40      /12:138     
/13:196     /14:525     /15:1034    /16:7079    /17:3330    /18:3872    
/19:7256    /20:11276   /21:14627   /22:25953   /23:25847   /24:138420  
/25:36      /26:51      /27:34      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2859        5478  UNINET, MX
 16509        2162       10711  AMAZON-02, US
 22773        1854        2454  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1706        2009  Instituto Costarricense de Electricidad y Telecom., CR
 39891        1400        2133  ALJAWWALSTC-AS, SA
  7018        1371        3082  ATT-INTERNET4, US
   209         954        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         878        1809  CELLCO-PART, US
 19901         830         979  BRSPD-PUBLIC, US
 10620         790        1337  Telmex Colombia S.A., CO

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos

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

   1:40        2:288       3:464       4:5         5:892       6:148    
   7:5         8:677      11:171      12:1019     13:319      14:108    
  15:291      16:226      17:6        18:849      20:99       21:4      
  22:188      23:2062     24:629      27:37       29:19       31:314    
  32:26       34:10       35:71       36:1198     37:640      38:1267   
  39:543      40:52       41:1020     42:166      43:203      44:37     
  45:3549     46:767      47:97       49:31       50:344      51:369    
  52:1365     54:274      55:963      56:8        57:17       58:33     
  59:30       60:16       61:51       62:466      63:781      64:1613   
  65:1019     66:1375     67:850      68:496      69:991      70:303    
  71:207      72:547      74:873      75:413      76:212      77:352    
  78:587      79:241      80:293      81:341      82:296      83:169    
  84:325      85:495      86:211      87:183      88:219      89:811    
  90:93       91:930      92:587      93:792      94:572      95:375    
  96:194      97:45       98:453      99:162     100:12      101:23     
 102:383     103:1347    104:819     105:134     106:15      107:771    
 108:430     109:365     110:25      111:1847    112:450     113:38     
 114:44      115:29      116:46      117:962     118:178     119:118    
 120:1106    121:37      122:172     123:164     124:74      125:16     
 128:413     129:315     130:631     131:916     132:580     133:195    
 134:460     135:104     136:475     137:541     138:966     139:396    
 140:655     141:441     142:841     143:720     144:410     145:81     
 146:599     147:439     148:693     149:617     150:313     151:594    
 152:629     153:137     154:563     155:739     156:694     157:385    
 158:431     159:642     160:866     161:660     162:803     163:377    
 164:734     165:513     166:594     167:660     168:1216    169:164    
 170:1521    171:102     172:1044    173:729     174:221     175:42     
 176:347     177:1185    178:406     179:769     180:69      181:1506   
 182:46      183:834     184:439     185:2928    186:1910    187:1070   
 188:642     189:1364    190:3900    191:399     192:4671    193:1781   
 194:1297    195:894     196:690     197:994     198:2410    199:4416   
 200:3405    201:3111    202:1147    203:681     204:2046    205:1893   
 206:1536    207:1395    208:1157    209:1720    210:387     211:466    
 212:921     213:750     214:1022    215:56      216:2295    217:399    
 218:525     219:32      220:186     221:300     222:26      223:652    


End of report


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