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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jan 9 20:16:35 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 09 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:                              256420
    Prefixes after maximum aggregation (per Origin AS):          113720
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      137882
    Number of IPv4 prefixes with a valid ROA:                     96003
    Number of IPv4 prefixes with an invalid ROA:                     36
    Number of IPv4 prefixes with no ROA:                         160381
Total ASes present in the Internet Routing Table:                 20607
    Prefixes per ASN:                                             12.44
Origin-only ASes present in the Internet Routing Table:           17946
Origin ASes announcing only one prefix:                            8016
Transit ASes present in the Internet Routing Table:                2661
Transit-only ASes present in the Internet Routing Table:            663
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:               372
    Number of instances of unregistered ASNs:                       372
Number of 32-bit ASNs allocated by the RIRs:                      43337
Number of 32-bit ASNs visible in the Routing Table:                7422
Prefixes from 32-bit ASNs in the Routing Table:                   26349
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:            131
Number of addresses announced to Internet:                   1487666537
    Equivalent to 88 /8s, 171 /16s and 253 /24s
    Percentage of available address space announced:               40.2
    Percentage of allocated address space announced:               40.2
    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:       86795

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

Prefixes being announced by APNIC Region ASes:                    30247
    Total APNIC prefixes after maximum aggregation:                7216
    APNIC Deaggregation factor:                                    4.19
Prefixes being announced from the APNIC address blocks:           29934
    Unique aggregates announced from the APNIC address blocks:     8406
APNIC Region origin ASes present in the Internet Routing Table:    1198
    APNIC Prefixes per ASN:                                       24.99
APNIC Region origin ASes announcing only one prefix:                499
APNIC Region transit ASes present in the Internet Routing Table:    198
Average APNIC Region AS path length visible:                        6.2
    Max APNIC Region AS path length visible:                         18
Number of APNIC region 32-bit ASNs visible in the Routing Table:    523
Number of APNIC addresses announced to Internet:              214620552
    Equivalent to 12 /8s, 202 /16s and 217 /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:                    119618
    Total ARIN prefixes after maximum aggregation:                62715
    ARIN Deaggregation factor:                                     1.91
Prefixes being announced from the ARIN address blocks:           119477
    Unique aggregates announced from the ARIN address blocks:     69241
ARIN Region origin ASes present in the Internet Routing Table:     9634
    ARIN Prefixes per ASN:                                        12.40
ARIN Region origin ASes announcing only one prefix:                3946
ARIN Region transit ASes present in the Internet Routing Table:     862
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:    2050
Number of ARIN addresses announced to Internet:               838146785
    Equivalent to 49 /8s, 245 /16s and 26 /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:                     55636
    Total RIPE prefixes after maximum aggregation:                28122
    RIPE Deaggregation factor:                                     1.98
Prefixes being announced from the RIPE address blocks:            54631
    Unique aggregates announced from the RIPE address blocks:     36810
RIPE Region origin ASes present in the Internet Routing Table:     5136
    RIPE Prefixes per ASN:                                        10.64
RIPE Region origin ASes announcing only one prefix:                2184
RIPE Region transit ASes present in the Internet Routing Table:     717
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:    1970
Number of RIPE addresses announced to Internet:               303485696
    Equivalent to 18 /8s, 22 /16s and 211 /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:                   42084
    Total LACNIC prefixes after maximum aggregation:              13187
    LACNIC Deaggregation factor:                                   3.19
Prefixes being announced from the LACNIC address blocks:          41386
    Unique aggregates announced from the LACNIC address blocks:   19659
LACNIC Region origin ASes present in the Internet Routing Table:   3571
    LACNIC Prefixes per ASN:                                      11.59
LACNIC Region origin ASes announcing only one prefix:              1289
LACNIC Region transit ASes present in the Internet Routing Table:   715
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:  2759
Number of LACNIC addresses announced to Internet:              90319872
    Equivalent to 5 /8s, 98 /16s and 44 /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:                   8463
    Total AfriNIC prefixes after maximum aggregation:              2194
    AfriNIC Deaggregation factor:                                  3.86
Prefixes being announced from the AfriNIC address blocks:         10861
    Unique aggregates announced from the AfriNIC address blocks:   3637
AfriNIC Region origin ASes present in the Internet Routing Table:   251
    AfriNIC Prefixes per ASN:                                     43.27
AfriNIC Region origin ASes announcing only one prefix:               98
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:  120
Number of AfriNIC addresses announced to Internet:             41018368
    Equivalent to 2 /8s, 113 /16s and 228 /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        9580       8738      49  CHINAMOBILE-CN China Mobile Communicati
 56047        1489        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1436        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1429        842     106  CMNET-JIANGSU-AP China Mobile communica
 24547         769        168      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         760        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         739      10624     153  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
 56040         450        488     104  CMNET-GUANGDONG-AP China Mobile communi

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        9428      11193    3371  AMAZON-02, US
 22773        3508       3042     295  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2969       3839    1426  DNIC-ASBLK-00306-00371, US
  7018        2503      23622    1573  ATT-INTERNET4, US
  5650        1922       2758    1379  FRONTIER-FRTR, US
 18566        1855        373     312  MEGAPATH5-, US
 11776        1847        254     221  ATLANTICBB-JOHNSTOWN, US
  6167        1748       3097     461  CELLCO-PART, US
   209        1706       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        4658        280      55  ALJAWWALSTC-AS, SA
 20940        1510        131    1205  AKAMAI-ASN1, NL
  3215         900       4811     304  France Telecom - Orange, FR
  8452         836       1841      14  TE-AS TE-AS, EG
 25019         833       1035     152  SAUDINETSTC-AS, SA
 61317         793         55     705  ASDETUK www.heficed.com, US
 34984         741         84     468  TELLCOM-AS, TR
  8376         732         60      22  Jordan Data Communications, JO
  8386         711        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        5551       1625     980  UNINET, MX
 10620        2096        294    1296  Telmex Colombia S.A., CO
 11830        2003        369      64  Instituto Costarricense de Electricidad
  3816        1306        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1087        369      22  Telefonica del Peru S.A.A., PE
 26615        1051       2502      52  TIM SA, BR
 18881         984       1120      28  TELEFONICA BRASIL S.A, BR
 11664         932        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        1121        388      22  LINKdotNET-AS, EG
 24835        1002        457      25  RAYA-AS, EG
 36935         675        520      41  Vodafone-, EG
 36992         662        952     340  ETISALAT-MISR, EG
 29571         558         51     127  ORANGE-COTE-IVOIRE, CI
 36914         526         82       3  KENET-AS, KE
 36903         415        192     302  MT-MPLS, MA
  2018         381        319      71  TENET-1, ZA
 37693         316        594      42  TUNISIANA, TN
 15706         208         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        9580       8738      49  CHINAMOBILE-CN China Mobile Communicati
 16509        9428      11193    3371  AMAZON-02, US
  8151        5551       1625     980  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
 22773        3508       3042     295  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2969       3839    1426  DNIC-ASBLK-00306-00371, US
  7018        2503      23622    1573  ATT-INTERNET4, US
 10620        2096        294    1296  Telmex Colombia S.A., CO
 11830        2003        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        9428         6057  AMAZON-02, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5551         4571  UNINET, MX
 22773        3508         3213  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        2003         1939  Instituto Costarricense de Electricidad y Telec
 11776        1847         1626  ATLANTICBB-JOHNSTOWN, US
   367        2969         1543  DNIC-ASBLK-00306-00371, US
 18566        1855         1543  MEGAPATH5-, US
 56047        1489         1455  CMNET-HUNAN-AP China Mobile communications corp
   209        1706         1380  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      /12:130     
/13:188     /14:509     /15:1035    /16:7453    /17:3492    /18:4046    
/19:7855    /20:12264   /21:15142   /22:28403   /23:28773   /24:146773  
/25:79      /26:52      /27:71      /28:18      /29:22      /30:15      
/31:0       /32:6       

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

   ASN  No of nets  Total ann.  Description
 39891        3340        4658  ALJAWWALSTC-AS, SA
  8151        2962        5551  UNINET, MX
 22773        2554        3508  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        1948        9428  AMAZON-02, US
 18566        1769        1855  MEGAPATH5-, US
 11830        1701        2003  Instituto Costarricense de Electricidad y Telec
  5650        1316        1922  FRONTIER-FRTR, US
 10620        1276        2096  Telmex Colombia S.A., CO
  7018        1091        2503  ATT-INTERNET4, US
   209         962        1706  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)
----------------------------------------------

   1:16        2:597       3:249       4:5         5:1404      6:151    
   7:5         8:727      11:171      12:1093     13:314      14:104    
  15:285      16:167      17:6        18:660      20:238      21:4      
  22:188      23:2359     24:831      25:2        27:27       29:19     
  31:424      32:37       34:2        35:58       36:1104     37:660    
  38:1358     39:507      40:62       41:940      42:20       43:213    
  44:40       45:3350     46:844      47:152      49:22       50:341    
  51:478      52:1384     54:330      55:888      56:5        57:24     
  58:7        59:29       60:18       61:60       62:551      63:887    
  64:2085     65:1146     66:2239     67:1002     68:590      69:1229   
  70:504      71:231      72:684      74:1069     75:430      76:243    
  77:349      78:611      79:252      80:386      81:333      82:285    
  83:157      84:344      85:478      86:200      87:283      88:217    
  89:586      90:102      91:948      92:497      93:933      94:705    
  95:1223     96:272      97:69       98:546      99:163     100:45     
 101:25      102:279     103:1187    104:1402    105:63      106:42     
 107:1393    108:521     109:333     110:32      111:1742    112:470    
 113:57      114:34      115:17      116:46      117:948     118:65     
 119:151     120:1070    121:36      122:89      123:82      124:57     
 125:17      128:441     129:377     130:607     131:1041    132:552    
 133:267     134:446     135:130     136:420     137:548     138:917    
 139:546     140:576     141:264     142:802     143:641     144:382    
 145:90      146:605     147:428     148:698     149:693     150:293    
 151:607     152:533     153:146     154:677     155:773     156:599    
 157:319     158:430     159:662     160:726     161:639     162:979    
 163:401     164:692     165:808     166:568     167:610     168:1370   
 169:183     170:1509    171:95      172:1295    173:883     174:280    
 175:42      176:818     177:816     178:387     179:681     180:59     
 181:1688    182:16      183:865     184:503     185:3464    186:1875   
 187:798     188:784     189:1272    190:4312    191:330     192:4868   
 193:1960    194:1454    195:1121    196:949     197:755     198:2579   
 199:3523    200:3277    201:3213    202:1100    203:641     204:2236   
 205:1848    206:1651    207:1481    208:1422    209:1936    210:337    
 211:469     212:1040    213:885     214:1074    215:38      216:2588   
 217:558     218:521     219:24      220:29      221:292     222:18     
 223:617    

End of report


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