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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Sep 14 20:16:58 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 14 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:                              239544
    Prefixes after maximum aggregation (per Origin AS):          107306
    Deaggregation factor:                                          2.23
    Unique aggregates announced (without unneeded subnets):      127961
    Number of IPv4 prefixes with a valid ROA:                    100671
    Number of IPv4 prefixes with an invalid ROA:                     26
    Number of IPv4 prefixes with no ROA:                         138847
Total ASes present in the Internet Routing Table:                 19938
    Prefixes per ASN:                                             12.01
Origin-only ASes present in the Internet Routing Table:           17177
Origin ASes announcing only one prefix:                            7733
Transit ASes present in the Internet Routing Table:                2761
Transit-only ASes present in the Internet Routing Table:            716
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:                                      27
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               285
    Number of instances of unregistered ASNs:                       286
Number of 32-bit ASNs allocated by the RIRs:                      45368
Number of 32-bit ASNs visible in the Routing Table:                7727
Prefixes from 32-bit ASNs in the Routing Table:                   26898
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:            130
Number of addresses announced to Internet:                   1500132029
    Equivalent to 89 /8s, 106 /16s and 50 /24s
    Percentage of available address space announced:               40.5
    Percentage of allocated address space announced:               40.5
    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:       73903

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

Prefixes being announced by APNIC Region ASes:                    31984
    Total APNIC prefixes after maximum aggregation:                8066
    APNIC Deaggregation factor:                                    3.97
Prefixes being announced from the APNIC address blocks:           31363
    Unique aggregates announced from the APNIC address blocks:     9350
APNIC Region origin ASes present in the Internet Routing Table:    1270
    APNIC Prefixes per ASN:                                       24.70
APNIC Region origin ASes announcing only one prefix:                506
APNIC Region transit ASes present in the Internet Routing Table:    220
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:              202236524
    Equivalent to 12 /8s, 13 /16s and 226 /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:                    110084
    Total ARIN prefixes after maximum aggregation:                58851
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           108668
    Unique aggregates announced from the ARIN address blocks:     60457
ARIN Region origin ASes present in the Internet Routing Table:     8867
    ARIN Prefixes per ASN:                                        12.26
ARIN Region origin ASes announcing only one prefix:                3716
ARIN Region transit ASes present in the Internet Routing Table:     790
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:    1925
Number of ARIN addresses announced to Internet:               868865665
    Equivalent to 51 /8s, 201 /16s and 214 /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:                     44567
    Total RIPE prefixes after maximum aggregation:                23995
    RIPE Deaggregation factor:                                     1.86
Prefixes being announced from the RIPE address blocks:            45697
    Unique aggregates announced from the RIPE address blocks:     33036
RIPE Region origin ASes present in the Internet Routing Table:     4440
    RIPE Prefixes per ASN:                                        10.29
RIPE Region origin ASes announcing only one prefix:                1915
RIPE Region transit ASes present in the Internet Routing Table:     649
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:    1732
Number of RIPE addresses announced to Internet:               295949776
    Equivalent to 17 /8s, 163 /16s and 213 /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:                   43865
    Total LACNIC prefixes after maximum aggregation:              13429
    LACNIC Deaggregation factor:                                   3.27
Prefixes being announced from the LACNIC address blocks:          43308
    Unique aggregates announced from the LACNIC address blocks:   20422
LACNIC Region origin ASes present in the Internet Routing Table:   4232
    LACNIC Prefixes per ASN:                                      10.23
LACNIC Region origin ASes announcing only one prefix:              1482
LACNIC Region transit ASes present in the Internet Routing Table:   898
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:  3355
Number of LACNIC addresses announced to Internet:              94607104
    Equivalent to 5 /8s, 163 /16s and 151 /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:                   8759
    Total AfriNIC prefixes after maximum aggregation:              2757
    AfriNIC Deaggregation factor:                                  3.18
Prefixes being announced from the AfriNIC address blocks:         10378
    Unique aggregates announced from the AfriNIC address blocks:   4593
AfriNIC Region origin ASes present in the Internet Routing Table:   280
    AfriNIC Prefixes per ASN:                                     37.06
AfriNIC Region origin ASes announcing only one prefix:              114
AfriNIC Region transit ASes present in the Internet Routing Table:   79
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  142
Number of AfriNIC addresses announced to Internet:             38396672
    Equivalent to 2 /8s, 73 /16s and 227 /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        1545        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         597       2169     464  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       10703      11804    3766  AMAZON-02, US
   749        3487      55082    2710  DNIC-AS-00749, US
  7018        3080      23684    1929  ATT-INTERNET4, US
   367        2512       3020    1168  DNIC-ASBLK-00306-00371, US
 22773        2457       2077     704  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2114        135    1367  USDA-1, US
  6167        1802       3397     434  CELLCO-PART, US
   209        1688       4897     306  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         671         57      27  Jordan Data Communications, JO
  3320         556       8318     472  DTAG Internet service provider operations
 51167         556        108     243  CONTABO, DE
 61317         484         33     432  ASDETUK www.heficed.com, US
212238         482         35     425  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        5506       1594     711  UNINET, MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 10620        1339        193    1010  Telmex Colombia S.A., CO
  3816        1321        780     198  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         870       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         535       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        1365        389      16  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         525         82       3  KENET-AS, KE
 24835         475        326     178  RAYA-AS, EG
  2018         380        319      71  TENET-1, ZA
 20011         377         41     215  INTERNET-SOLUTIONS, ZA
 36903         344        153     260  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       10703      11804    3766  AMAZON-02, US
  9808        9756       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5506       1594     711  UNINET, MX
   749        3487      55082    2710  DNIC-AS-00749, US
  7018        3080      23684    1929  ATT-INTERNET4, US
   367        2512       3020    1168  DNIC-ASBLK-00306-00371, US
 22773        2457       2077     704  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2133        119      36  ALJAWWALSTC-AS, SA
  4155        2114        135    1367  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        5506         4795  UNINET, MX
 39891        2133         2097  ALJAWWALSTC-AS, SA
 11830        2009         1945  Instituto Costarricense de Electricidad y Telec
 22773        2457         1753  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        1688         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1545         1373  CMNET-JIANGSU-AP China Mobile communications co
  6167        1802         1368  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    /16:7038    /17:3344    /18:3848    
/19:7251    /20:11154   /21:14354   /22:25682   /23:25862   /24:138849  
/25:38      /26:55      /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        2872        5506  UNINET, MX
 16509        2162       10703  AMAZON-02, US
 22773        1856        2457  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1706        2009  Instituto Costarricense de Electricidad y Telecom., CR
 39891        1400        2133  ALJAWWALSTC-AS, SA
  7018        1372        3080  ATT-INTERNET4, US
   209         954        1688  CENTURYLINK-US-LEGACY-QWEST, US
  6167         871        1802  CELLCO-PART, US
 19901         831         982  BRSPD-PUBLIC, US
 10620         792        1339  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        2:287       3:467       4:5         5:901       6:148    
   7:5         8:679      11:171      12:1021     13:319      14:105    
  15:291      16:226      17:6        18:850      20:97       21:4      
  22:188      23:2064     24:632      27:37       29:19       31:314    
  32:26       34:10       35:71       36:1198     37:653      38:1271   
  39:540      40:52       41:1024     42:163      43:206      44:37     
  45:3623     46:769      47:96       49:31       50:347      51:369    
  52:1364     54:272      55:956      56:8        57:17       58:33     
  59:30       60:16       61:54       62:466      63:779      64:1610   
  65:1021     66:1376     67:834      68:496      69:982      70:300    
  71:206      72:554      74:878      75:420      76:212      77:360    
  78:589      79:242      80:291      81:341      82:298      83:169    
  84:324      85:501      86:208      87:184      88:218      89:808    
  90:93       91:935      92:595      93:793      94:584      95:377    
  96:194      97:57       98:454      99:162     100:12      101:23     
 102:379     103:1340    104:819     105:144     106:13      107:772    
 108:429     109:373     110:25      111:1847    112:450     113:38     
 114:44      115:29      116:41      117:963     118:174     119:116    
 120:1106    121:37      122:157     123:158     124:74      125:17     
 128:415     129:314     130:631     131:916     132:579     133:195    
 134:463     135:104     136:474     137:539     138:965     139:393    
 140:654     141:439     142:841     143:716     144:403     145:81     
 146:605     147:446     148:693     149:603     150:313     151:594    
 152:634     153:137     154:564     155:740     156:695     157:366    
 158:430     159:640     160:868     161:663     162:811     163:373    
 164:733     165:757     166:594     167:658     168:1227    169:164    
 170:1543    171:103     172:1047    173:750     174:221     175:43     
 176:357     177:1191    178:407     179:788     180:68      181:1499   
 182:44      183:834     184:436     185:2951    186:1904    187:1077   
 188:643     189:1372    190:3926    191:406     192:4681    193:1790   
 194:1302    195:895     196:692     197:1003    198:2399    199:4416   
 200:3441    201:3122    202:1141    203:678     204:1996    205:1929   
 206:1523    207:1352    208:1161    209:1720    210:364     211:466    
 212:933     213:750     214:1018    215:56      216:2265    217:407    
 218:525     219:22      220:186     221:300     222:21      223:652    


End of report


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