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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jan 3 20:16:37 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 03 Jan, 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:                              257147
    Prefixes after maximum aggregation (per Origin AS):          114045
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      138572
    Number of IPv4 prefixes with a valid ROA:                     97735
    Number of IPv4 prefixes with an invalid ROA:                     37
    Number of IPv4 prefixes with no ROA:                         159375
Total ASes present in the Internet Routing Table:                 20668
    Prefixes per ASN:                                             12.44
Origin-only ASes present in the Internet Routing Table:           17994
Origin ASes announcing only one prefix:                            8041
Transit ASes present in the Internet Routing Table:                2674
Transit-only ASes present in the Internet Routing Table:            647
Paths with bogon ASNs present in the IPv4 Routing Table:             11
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      26
    Max AS path prepend of ASN ( 11816)                              21
Prefixes from unregistered ASNs in the Routing Table:               379
    Number of instances of unregistered ASNs:                       379
Number of 32-bit ASNs allocated by the RIRs:                      43295
Number of 32-bit ASNs visible in the Routing Table:                7486
Prefixes from 32-bit ASNs in the Routing Table:                   26508
Number of bogon 32-bit ASNs visible in the Routing Table:             0
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            126
Number of addresses announced to Internet:                   1491481449
    Equivalent to 88 /8s, 230 /16s and 51 /24s
    Percentage of available address space announced:               40.3
    Percentage of allocated address space announced:               40.3
    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:       86764

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

Prefixes being announced by APNIC Region ASes:                    30494
    Total APNIC prefixes after maximum aggregation:                7207
    APNIC Deaggregation factor:                                    4.23
Prefixes being announced from the APNIC address blocks:           30124
    Unique aggregates announced from the APNIC address blocks:     8347
APNIC Region origin ASes present in the Internet Routing Table:    1185
    APNIC Prefixes per ASN:                                       25.42
APNIC Region origin ASes announcing only one prefix:                493
APNIC Region transit ASes present in the Internet Routing Table:    194
Average APNIC Region AS path length visible:                        6.2
    Max APNIC Region AS path length visible:                         15
Number of APNIC region 32-bit ASNs visible in the Routing Table:    515
Number of APNIC addresses announced to Internet:              214558344
    Equivalent to 12 /8s, 201 /16s and 230 /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:                    119401
    Total ARIN prefixes after maximum aggregation:                62833
    ARIN Deaggregation factor:                                     1.90
Prefixes being announced from the ARIN address blocks:           119203
    Unique aggregates announced from the ARIN address blocks:     69536
ARIN Region origin ASes present in the Internet Routing Table:     9612
    ARIN Prefixes per ASN:                                        12.40
ARIN Region origin ASes announcing only one prefix:                3952
ARIN Region transit ASes present in the Internet Routing Table:     849
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    2042
Number of ARIN addresses announced to Internet:               838110945
    Equivalent to 49 /8s, 244 /16s and 142 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                     55523
    Total RIPE prefixes after maximum aggregation:                28149
    RIPE Deaggregation factor:                                     1.97
Prefixes being announced from the RIPE address blocks:            54617
    Unique aggregates announced from the RIPE address blocks:     36886
RIPE Region origin ASes present in the Internet Routing Table:     5124
    RIPE Prefixes per ASN:                                        10.66
RIPE Region origin ASes announcing only one prefix:                2178
RIPE Region transit ASes present in the Internet Routing Table:     713
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          26
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1956
Number of RIPE addresses announced to Internet:               306076416
    Equivalent to 18 /8s, 62 /16s and 91 /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:                   42922
    Total LACNIC prefixes after maximum aggregation:              13359
    LACNIC Deaggregation factor:                                   3.21
Prefixes being announced from the LACNIC address blocks:          42246
    Unique aggregates announced from the LACNIC address blocks:   20095
LACNIC Region origin ASes present in the Internet Routing Table:   3682
    LACNIC Prefixes per ASN:                                      11.47
LACNIC Region origin ASes announcing only one prefix:              1316
LACNIC Region transit ASes present in the Internet Routing Table:   749
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        25
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2845
Number of LACNIC addresses announced to Internet:              90778880
    Equivalent to 5 /8s, 105 /16s and 45 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + ERX transfers
LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                       191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                   8428
    Total AfriNIC prefixes after maximum aggregation:              2204
    AfriNIC Deaggregation factor:                                  3.82
Prefixes being announced from the AfriNIC address blocks:         10831
    Unique aggregates announced from the AfriNIC address blocks:   3584
AfriNIC Region origin ASes present in the Internet Routing Table:   263
    AfriNIC Prefixes per ASN:                                     41.18
AfriNIC Region origin ASes announcing only one prefix:              102
AfriNIC Region transit ASes present in the Internet Routing Table:   62
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  128
Number of AfriNIC addresses announced to Internet:             41882880
    Equivalent to 2 /8s, 127 /16s and 21 /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        9599       8738      49  CHINAMOBILE-CN China Mobile Communicati
 56047        1498        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1434        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1429        842     106  CMNET-JIANGSU-AP China Mobile communica
 24444         760        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 24547         752        168      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 17676         738      10616     152  GIGAINFRA SoftBank Corp., JP
  2907         602       2162     466  SINET-AS Research Organization of Infor
 24445         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
  9394         474       4145      48  CTTNET China TieTong Telecommunications

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        9438      11195    3356  AMAZON-02, US
 22773        3505       3042     293  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2970       3842    1419  DNIC-ASBLK-00306-00371, US
  7018        2502      23622    1571  ATT-INTERNET4, US
  5650        1934       2757    1387  FRONTIER-FRTR, US
 18566        1855        373     312  MEGAPATH5-, US
 11776        1846        254     221  ATLANTICBB-JOHNSTOWN, US
  6167        1742       3091     458  CELLCO-PART, US
   209        1708       4899     326  CENTURYLINK-US-LEGACY-QWEST, 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        4570        271      54  ALJAWWALSTC-AS, SA
 20940        1527        135    1218  AKAMAI-ASN1, NL
  3215         897       4823     301  France Telecom - Orange, FR
  8452         833       1841      14  TE-AS TE-AS, EG
 25019         833       1035     152  SAUDINETSTC-AS, SA
 61317         795         55     707  ASDETUK www.heficed.com, US
 34984         751         87     476  TELLCOM-AS, TR
  8376         723         60      22  Jordan Data Communications, JO
  8386         708        109     239  KOCNET, TR
 15897         584        188      20  VODAFONETURKEY, TR

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        5957       1680    1003  UNINET, MX
 10620        2096        294    1296  Telmex Colombia S.A., CO
 11830        2007        369      64  Instituto Costarricense de Electricidad
  3816        1306        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 26615        1049       2502      52  TIM SA, BR
 18881         991       1120      28  TELEFONICA BRASIL S.A, BR
 11664         929        152     396  Techtel LMDS Comunicaciones Interactiva
 28006         617         75     280  CORPORACION NACIONAL DE TELECOMUNICACIO
 26599         595       2957      46  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        1139        388      22  LINKdotNET-AS, EG
 24835        1009        457      25  RAYA-AS, EG
 36935         675        520      41  Vodafone-, EG
 36992         656        950     340  ETISALAT-MISR, EG
 29571         553         51     123  ORANGE-COTE-IVOIRE, CI
 36914         516         82       3  KENET-AS, KE
 36903         415        192     302  MT-MPLS, MA
  2018         381        319      71  TENET-1, ZA
 37693         313        594      41  TUNISIANA, TN
 15706         209         32      10  Sudatel, SD

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
  9808        9599       8738      49  CHINAMOBILE-CN China Mobile Communicati
 16509        9438      11195    3356  AMAZON-02, US
  8151        5957       1680    1003  UNINET, MX
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 22773        3505       3042     293  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2970       3842    1419  DNIC-ASBLK-00306-00371, US
  7018        2502      23622    1571  ATT-INTERNET4, US
 10620        2096        294    1296  Telmex Colombia S.A., CO
 11830        2007        369      64  Instituto Costarricense de Electricidad

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

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

   ASN  No of nets  Net Savings  Description
 16509        9438         6082  AMAZON-02, US
  8151        5957         4954  UNINET, MX
 39891        4570         4516  ALJAWWALSTC-AS, SA
 22773        3505         3212  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 11776        1846         1625  ATLANTICBB-JOHNSTOWN, US
   367        2970         1551  DNIC-ASBLK-00306-00371, US
 18566        1855         1543  MEGAPATH5-, US
 56047        1498         1464  CMNET-HUNAN-AP China Mobile communications corp
   209        1708         1382  CENTURYLINK-US-LEGACY-QWEST, 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
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    396451  UNALLOCATED  12.6.254.0/24             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
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
41.78.60.0/22        Origin:      6762  SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22       Transit:      2914  NTT-LTD-2914, US
45.42.252.0/22       Origin:     16509  AMAZON-02, US
45.42.252.0/22      Transit:     24482  SGGS-AS-AP SG.GS, SG

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       /9:8       /10:28      /11:45      /12:133     
/13:188     /14:509     /15:1036    /16:7457    /17:3494    /18:4045    
/19:7905    /20:12275   /21:15460   /22:28580   /23:28994   /24:146700  
/25:85      /26:61      /27:70      /28:18      /29:22      /30:15      
/31:0       /32:6       

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

   ASN  No of nets  Total ann.  Description
 39891        3324        4570  ALJAWWALSTC-AS, SA
  8151        3156        5957  UNINET, MX
 22773        2552        3505  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        1953        9438  AMAZON-02, US
 18566        1769        1855  MEGAPATH5-, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telec
  5650        1342        1934  FRONTIER-FRTR, US
 10620        1276        2096  Telmex Colombia S.A., CO
  7018        1091        2502  ATT-INTERNET4, US
   209         964        1708  CENTURYLINK-US-LEGACY-QWEST, US

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

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

   1:15        2:546       3:249       4:5         5:1349      6:150    
   7:5         8:730      11:171      12:1097     13:317      14:103    
  15:285      16:167      17:6        18:656      20:244      21:4      
  22:188      23:2413     24:832      25:2        27:26       29:19     
  31:428      32:37       34:2        35:57       36:1104     37:707    
  38:1340     39:510      40:62       41:896      42:21       43:213    
  44:40       45:3357     46:850      47:153      49:22       50:342    
  51:478      52:1384     54:330      55:849      56:5        57:24     
  58:7        59:29       60:18       61:60       62:583      63:889    
  64:2092     65:1151     66:2240     67:954      68:589      69:1209   
  70:492      71:230      72:688      74:1070     75:432      76:242    
  77:345      78:613      79:256      80:377      81:348      82:278    
  83:156      84:345      85:472      86:198      87:283      88:219    
  89:580      90:100      91:956      92:497      93:925      94:704    
  95:1220     96:273      97:69       98:547      99:163     100:45     
 101:27      102:288     103:1188    104:1390    105:63      106:42     
 107:1391    108:507     109:324     110:32      111:1740    112:471    
 113:58      114:33      115:17      116:44      117:952     118:64     
 119:151     120:1072    121:36      122:90      123:79      124:57     
 125:17      128:445     129:378     130:610     131:1057    132:561    
 133:267     134:444     135:130     136:422     137:547     138:881    
 139:532     140:575     141:262     142:802     143:647     144:380    
 145:90      146:621     147:427     148:694     149:681     150:294    
 151:546     152:534     153:146     154:679     155:764     156:599    
 157:327     158:425     159:661     160:729     161:638     162:977    
 163:408     164:699     165:809     166:565     167:615     168:1390   
 169:183     170:1526    171:98      172:1289    173:853     174:279    
 175:42      176:830     177:863     178:379     179:675     180:61     
 181:1694    182:16      183:870     184:503     185:3447    186:1921   
 187:856     188:788     189:1334    190:4333    191:326     192:4895   
 193:1999    194:1456    195:1118    196:967     197:647     198:2576   
 199:3472    200:3348    201:3226    202:1095    203:637     204:2235   
 205:1866    206:1640    207:1415    208:1416    209:1929    210:337    
 211:472     212:1060    213:884     214:1073    215:44      216:2522   
 217:573     218:523     219:24      220:29      221:293     222:20     
 223:618    

End of report


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