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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Sep 11 20:17:01 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 11 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:                              238860
    Prefixes after maximum aggregation (per Origin AS):          107206
    Deaggregation factor:                                          2.23
    Unique aggregates announced (without unneeded subnets):      127474
    Number of IPv4 prefixes with a valid ROA:                    100134
    Number of IPv4 prefixes with an invalid ROA:                    103
    Number of IPv4 prefixes with no ROA:                         138623
Total ASes present in the Internet Routing Table:                 19871
    Prefixes per ASN:                                             12.02
Origin-only ASes present in the Internet Routing Table:           17145
Origin ASes announcing only one prefix:                            7688
Transit ASes present in the Internet Routing Table:                2726
Transit-only ASes present in the Internet Routing Table:            710
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      27
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               312
    Number of instances of unregistered ASNs:                       313
Number of 32-bit ASNs allocated by the RIRs:                      45341
Number of 32-bit ASNs visible in the Routing Table:                7689
Prefixes from 32-bit ASNs in the Routing Table:                   26687
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:            132
Number of addresses announced to Internet:                   1501357981
    Equivalent to 89 /8s, 124 /16s and 231 /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:       73445

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

Prefixes being announced by APNIC Region ASes:                    32056
    Total APNIC prefixes after maximum aggregation:                8064
    APNIC Deaggregation factor:                                    3.98
Prefixes being announced from the APNIC address blocks:           31428
    Unique aggregates announced from the APNIC address blocks:     9338
APNIC Region origin ASes present in the Internet Routing Table:    1268
    APNIC Prefixes per ASN:                                       24.79
APNIC Region origin ASes announcing only one prefix:                509
APNIC Region transit ASes present in the Internet Routing Table:    217
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:    569
Number of APNIC addresses announced to Internet:              202235756
    Equivalent to 12 /8s, 13 /16s and 223 /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:                    110181
    Total ARIN prefixes after maximum aggregation:                58916
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           108792
    Unique aggregates announced from the ARIN address blocks:     60192
ARIN Region origin ASes present in the Internet Routing Table:     8859
    ARIN Prefixes per ASN:                                        12.28
ARIN Region origin ASes announcing only one prefix:                3699
ARIN Region transit ASes present in the Internet Routing Table:     780
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:    1920
Number of ARIN addresses announced to Internet:               871727201
    Equivalent to 51 /8s, 245 /16s and 128 /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:                     44369
    Total RIPE prefixes after maximum aggregation:                23876
    RIPE Deaggregation factor:                                     1.86
Prefixes being announced from the RIPE address blocks:            45483
    Unique aggregates announced from the RIPE address blocks:     32815
RIPE Region origin ASes present in the Internet Routing Table:     4420
    RIPE Prefixes per ASN:                                        10.29
RIPE Region origin ASes announcing only one prefix:                1907
RIPE Region transit ASes present in the Internet Routing Table:     645
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:    1728
Number of RIPE addresses announced to Internet:               296552656
    Equivalent to 17 /8s, 173 /16s and 8 /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:                   43107
    Total LACNIC prefixes after maximum aggregation:              13340
    LACNIC Deaggregation factor:                                   3.23
Prefixes being announced from the LACNIC address blocks:          42563
    Unique aggregates announced from the LACNIC address blocks:   20389
LACNIC Region origin ASes present in the Internet Routing Table:   4168
    LACNIC Prefixes per ASN:                                      10.21
LACNIC Region origin ASes announcing only one prefix:              1437
LACNIC Region transit ASes present in the Internet Routing Table:   874
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:  3311
Number of LACNIC addresses announced to Internet:              92311808
    Equivalent to 5 /8s, 128 /16s and 145 /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:                   8835
    Total AfriNIC prefixes after maximum aggregation:              2786
    AfriNIC Deaggregation factor:                                  3.17
Prefixes being announced from the AfriNIC address blocks:         10462
    Unique aggregates announced from the AfriNIC address blocks:   4635
AfriNIC Region origin ASes present in the Internet Routing Table:   307
    AfriNIC Prefixes per ASN:                                     34.08
AfriNIC Region origin ASes announcing only one prefix:              136
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:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  161
Number of AfriNIC addresses announced to Internet:             38453760
    Equivalent to 2 /8s, 74 /16s and 194 /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        9734       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1549        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1512        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         562      10607     150  GIGAINFRA SoftBank Corp., JP
 24445         478        497      67  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       10680      11803    3757  AMAZON-02, US
   749        3485      55081    2708  DNIC-AS-00749, US
  7018        3080      23684    1927  ATT-INTERNET4, US
   367        2515       3024    1187  DNIC-ASBLK-00306-00371, US
 22773        2453       2075     702  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2107        139    1363  USDA-1, US
  6167        1810       3402     433  CELLCO-PART, US
   209        1689       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1592        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1387       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        1311        105    1063  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         687         58      30  Jordan Data Communications, JO
  3320         556       8318     472  DTAG Internet service provider operations
 51167         555        107     243  CONTABO, DE
 61317         486         33     434  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        5036       1505     705  UNINET, MX
 11830        1994        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        1104        369      22  Telefonica del Peru S.A.A., PE
 26615        1047       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         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        1361        389      16  LINKdotNET-AS, EG
 29571        1028         71     282  ORANGE-COTE-IVOIRE, CI
 36935         620        120     171  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         524         82       3  KENET-AS, KE
 24835         456        323     176  RAYA-AS, EG
  2018         381        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       10680      11803    3757  AMAZON-02, US
  9808        9734       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5036       1505     705  UNINET, MX
   749        3485      55081    2708  DNIC-AS-00749, US
  7018        3080      23684    1927  ATT-INTERNET4, US
   367        2515       3024    1187  DNIC-ASBLK-00306-00371, US
 22773        2453       2075     702  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2133        119      36  ALJAWWALSTC-AS, SA
  4155        2107        139    1363  USDA-1, US
 11830        1994        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        9734         9659  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5036         4331  UNINET, MX
 39891        2133         2097  ALJAWWALSTC-AS, SA
 11830        1994         1930  Instituto Costarricense de Electricidad y Telec
 22773        2453         1751  ASN-CXA-ALL-CCI-22773-RDC, US
 56047        1512         1463  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
  6167        1810         1377  CELLCO-PART, US
 56046        1549         1377  CMNET-JIANGSU-AP China Mobile communications co

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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, 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
     53694  UNALLOCATED  8.225.195.0/24           30372  AS30372, 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

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      /11:41      /12:138     
/13:198     /14:525     /15:1033    /16:7070    /17:3323    /18:3873    
/19:7210    /20:11148   /21:14252   /22:25794   /23:25764   /24:138264  
/25:38      /26:53      /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        2574        5036  UNINET, MX
 16509        2152       10680  AMAZON-02, US
 22773        1853        2453  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1692        1994  Instituto Costarricense de Electricidad y Telecom., CR
 39891        1400        2133  ALJAWWALSTC-AS, SA
  7018        1370        3080  ATT-INTERNET4, US
   209         954        1689  CENTURYLINK-US-LEGACY-QWEST, US
  6167         878        1810  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        2:284       3:463       4:5         5:888       6:148    
   7:5         8:678      11:171      12:1022     13:313      14:107    
  15:288      16:226      17:6        18:845      20:97       21:4      
  22:188      23:2065     24:632      25:2        27:37       29:19     
  31:312      32:26       34:10       35:71       36:1198     37:635    
  38:1244     39:543      40:52       41:1028     42:163      43:204    
  44:37       45:3560     46:773      47:97       49:31       50:342    
  51:369      52:1364     54:275      55:962      56:8        57:17     
  58:33       59:30       60:16       61:51       62:438      63:779    
  64:1598     65:1027     66:1382     67:849      68:495      69:992    
  70:303      71:207      72:555      74:882      75:418      76:212    
  77:319      78:588      79:243      80:295      81:344      82:294    
  83:169      84:306      85:501      86:204      87:183      88:217    
  89:801      90:93       91:925      92:594      93:796      94:576    
  95:375      96:194      97:48       98:453      99:161     100:13     
 101:23      102:387     103:1340    104:809     105:137     106:13     
 107:770     108:428     109:368     110:27      111:1848    112:449    
 113:38      114:44      115:29      116:42      117:962     118:175    
 119:116     120:1102    121:37      122:158     123:159     124:74     
 125:14      128:414     129:315     130:628     131:918     132:574    
 133:195     134:464     135:104     136:476     137:546     138:957    
 139:394     140:658     141:440     142:841     143:726     144:405    
 145:81      146:596     147:437     148:693     149:617     150:313    
 151:588     152:630     153:136     154:567     155:735     156:688    
 157:388     158:430     159:645     160:869     161:660     162:802    
 163:370     164:733     165:752     166:594     167:655     168:1217   
 169:164     170:1522    171:102     172:1050    173:730     174:221    
 175:42      176:349     177:1166    178:404     179:779     180:68     
 181:1513    182:44      183:832     184:439     185:2901    186:1871   
 187:952     188:647     189:1330    190:3864    191:400     192:4669   
 193:1783    194:1300    195:895     196:693     197:1022    198:2403   
 199:4415    200:3401    201:3123    202:1137    203:689     204:2047   
 205:1923    206:1534    207:1392    208:1156    209:1719    210:373    
 211:465     212:917     213:752     214:1021    215:42      216:2283   
 217:400     218:525     219:22      220:186     221:300     222:21     
 223:653    

End of report


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