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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Apr 7 20:16:30 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 07 Apr, 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:                              182563
    Prefixes after maximum aggregation (per Origin AS):           79669
    Deaggregation factor:                                          2.29
    Unique aggregates announced (without unneeded subnets):       99845
    Number of IPv4 prefixes with a valid ROA:                     69715
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         112829
Total ASes present in the Internet Routing Table:                 15658
    Prefixes per ASN:                                             11.66
Origin-only ASes present in the Internet Routing Table:           13538
Origin ASes announcing only one prefix:                            6144
Transit ASes present in the Internet Routing Table:                2120
Transit-only ASes present in the Internet Routing Table:            574
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      28
    Max AS path prepend of ASN ( 28683)                              24
Prefixes from unregistered ASNs in the Routing Table:               213
    Number of instances of unregistered ASNs:                       213
Number of 32-bit ASNs allocated by the RIRs:                      44056
Number of 32-bit ASNs visible in the Routing Table:                5682
Prefixes from 32-bit ASNs in the Routing Table:                   19012
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:             86
Number of addresses announced to Internet:                   1062484153
    Equivalent to 63 /8s, 84 /16s and 56 /24s
    Percentage of available address space announced:               28.7
    Percentage of allocated address space announced:               28.7
    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:       52941

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

Prefixes being announced by APNIC Region ASes:                    29748
    Total APNIC prefixes after maximum aggregation:                6823
    APNIC Deaggregation factor:                                    4.36
Prefixes being announced from the APNIC address blocks:           29450
    Unique aggregates announced from the APNIC address blocks:     7886
APNIC Region origin ASes present in the Internet Routing Table:    1133
    APNIC Prefixes per ASN:                                       25.99
APNIC Region origin ASes announcing only one prefix:                448
APNIC Region transit ASes present in the Internet Routing Table:    183
Average APNIC Region AS path length visible:                        6.2
    Max APNIC Region AS path length visible:                         17
Number of APNIC region 32-bit ASNs visible in the Routing Table:    490
Number of APNIC addresses announced to Internet:              198848904
    Equivalent to 11 /8s, 218 /16s and 49 /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:                     82226
    Total ARIN prefixes after maximum aggregation:                44852
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:            80962
    Unique aggregates announced from the ARIN address blocks:     50658
ARIN Region origin ASes present in the Internet Routing Table:     7207
    ARIN Prefixes per ASN:                                        11.23
ARIN Region origin ASes announcing only one prefix:                3076
ARIN Region transit ASes present in the Internet Routing Table:     636
Average ARIN Region AS path length visible:                         5.5
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1469
Number of ARIN addresses announced to Internet:               604491873
    Equivalent to 36 /8s, 7 /16s and 208 /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:                     34678
    Total RIPE prefixes after maximum aggregation:                16320
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:            35300
    Unique aggregates announced from the RIPE address blocks:     23166
RIPE Region origin ASes present in the Internet Routing Table:     3332
    RIPE Prefixes per ASN:                                        10.59
RIPE Region origin ASes announcing only one prefix:                1437
RIPE Region transit ASes present in the Internet Routing Table:     513
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          27
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1221
Number of RIPE addresses announced to Internet:               157173968
    Equivalent to 9 /8s, 94 /16s and 72 /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:                   31825
    Total LACNIC prefixes after maximum aggregation:               9969
    LACNIC Deaggregation factor:                                   3.19
Prefixes being announced from the LACNIC address blocks:          31512
    Unique aggregates announced from the LACNIC address blocks:   15513
LACNIC Region origin ASes present in the Internet Routing Table:   3127
    LACNIC Prefixes per ASN:                                      10.08
LACNIC Region origin ASes announcing only one prefix:              1108
LACNIC Region transit ASes present in the Internet Routing Table:   622
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2407
Number of LACNIC addresses announced to Internet:              72895744
    Equivalent to 4 /8s, 88 /16s and 77 /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:                   3873
    Total AfriNIC prefixes after maximum aggregation:              1530
    AfriNIC Deaggregation factor:                                  2.53
Prefixes being announced from the AfriNIC address blocks:          5253
    Unique aggregates announced from the AfriNIC address blocks:   2540
AfriNIC Region origin ASes present in the Internet Routing Table:   195
    AfriNIC Prefixes per ASN:                                     26.94
AfriNIC Region origin ASes announcing only one prefix:               75
AfriNIC Region transit ASes present in the Internet Routing Table:   59
Average AfriNIC Region AS path length visible:                      5.6
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   95
Number of AfriNIC addresses announced to Internet:             29016064
    Equivalent to 1 /8s, 186 /16s and 192 /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        9652       8741      60  CHINAMOBILE-CN China Mobile Communicati
 56047        1504        192      47  CMNET-HUNAN-AP China Mobile communicati
 56046        1472        874     110  CMNET-JIANGSU-AP China Mobile communica
 56041        1446        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         786        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         762        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         736      10656     151  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Infor
 24445         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
  7497         442        180      24  CSTNET-AS-AP Computer Network Informati

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        9811      11368    3398  AMAZON-02, US
   749        3202      54912    2454  DNIC-AS-00749, US
   367        2871       3568    1359  DNIC-ASBLK-00306-00371, US
 11776        1857        256     220  ATLANTICBB-JOHNSTOWN, US
   209        1691       4898     314  CENTURYLINK-US-LEGACY-QWEST, US
  4155        1572        101    1156  USDA-1, US
  5972        1403        393     639  DNIC-ASBLK-05800-06055, US
  7979        1002         66     196  SERVERS-COM, US
   855         957        255      82  CANET-ASN-4, CA
 19901         845        553     628  BRSPD-PUBLIC, 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        4758        286      60  ALJAWWALSTC-AS, SA
 20940        1269        108    1038  AKAMAI-ASN1, NL
  3215         899       4829     296  France Telecom - Orange, FR
 25019         816       1032     146  SAUDINETSTC-AS, SA
  8376         714         60      21  Jordan Data Communications, JO
  8452         544       1841      11  TE-AS TE-AS, EG
 51167         438         81     185  CONTABO, DE
 20978         420        196      13  TT_MOBIL Istanbul, TR
 13046         381         34       5  ASN-ISKON, HR
 57878         380         31     187  PRAGER-IT, AT

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        5195       1395     851  UNINET, MX
  3816        1313        788     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1080        369      22  Telefonica del Peru S.A.A., PE
 11830        1043        324       5  Instituto Costarricense de Electricidad
 18881         920       1128      28  TELEFONICA BRASIL S.A, BR
 11664         589        106     223  Techtel LMDS Comunicaciones Interactiva
 26599         572       2945      46  TELEFONICA BRASIL S.A, BR
 10620         499         64     420  Telmex Colombia S.A., CO
 13999         484         65     207  Mega Cable, S.A. de C.V., MX
 14117         231         39       9  Telefonica del Sur S.A., CL

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         668        241     201  LINKdotNET-AS, EG
 36992         411        656     267  ETISALAT-MISR, EG
  2018         379        319      71  TENET-1, ZA
 36914         204         82       3  KENET-AS, KE
 37492         156        471      44  ORANGE-, TN
 24835         150         80     100  RAYA-AS, EG
 37693         145        595      51  TUNISIANA, TN
 36935         141         35      37  Vodafone-, EG
 15706         110         12      26  Sudatel, SD
 37504          94         24      41  EODATACENTER, 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        9811      11368    3398  AMAZON-02, US
  9808        9652       8741      60  CHINAMOBILE-CN China Mobile Communicati
  8151        5195       1395     851  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3202      54912    2454  DNIC-AS-00749, US
   367        2871       3568    1359  DNIC-ASBLK-00306-00371, US
 11776        1857        256     220  ATLANTICBB-JOHNSTOWN, US
   209        1691       4898     314  CENTURYLINK-US-LEGACY-QWEST, US
  4155        1572        101    1156  USDA-1, US
 56047        1504        192      47  CMNET-HUNAN-AP China Mobile communicati

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        9652         9592  CHINAMOBILE-CN China Mobile Communications Grou
 39891        4758         4698  ALJAWWALSTC-AS, SA
  8151        5195         4344  UNINET, MX
 11776        1857         1637  ATLANTICBB-JOHNSTOWN, US
   367        2871         1512  DNIC-ASBLK-00306-00371, US
 56047        1504         1457  CMNET-HUNAN-AP China Mobile communications corp
   209        1691         1377  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1446         1373  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1472         1362  CMNET-JIANGSU-AP China Mobile communications co
  3816        1313         1119  COLOMBIA TELECOMUNICACIONES S.A. ESP, 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
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, 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
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
     30442  UNALLOCATED  12.155.208.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.231.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.235.0/24           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             1835  FSKNET-DK Forskningsnettet - Danish network for

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

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

Unassigned Network     ASN Information  AS Name
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
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
41.78.204.0/22       Origin:     37475  RESERVED, ZZ
41.78.204.0/22      Transit:     15964  CAMNET-AS, CM
41.79.128.0/22       Origin:     37475  RESERVED, ZZ
41.79.128.0/22      Transit:     15964  CAMNET-AS, CM
41.204.248.0/24      Origin:     36911  RESERVED, ZZ
41.204.248.0/24     Transit:    328766  RESERVED, ZZ

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        /8:11       /9:4       /10:17      /11:28      /12:79      
/13:115     /14:338     /15:673     /16:5874    /17:2462    /18:2571    
/19:5169    /20:8439    /21:10595   /22:19424   /23:20049   /24:106470  
/25:75      /26:43      /27:64      /28:19      /29:21      /30:18      
/31:0       /32:5       

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

   ASN  No of nets  Total ann.  Description
 39891        3440        4758  ALJAWWALSTC-AS, SA
  8151        2869        5195  UNINET, MX
 16509        2077        9811  AMAZON-02, US
   209         954        1691  CENTURYLINK-US-LEGACY-QWEST, US
 11776         892        1857  ATLANTICBB-JOHNSTOWN, US
 11830         884        1043  Instituto Costarricense de Electricidad y Telec
 19901         704         845  BRSPD-PUBLIC, US
  6147         678        1080  Telefonica del Peru S.A.A., PE
  8376         559         714  Jordan Data Communications, JO
  7979         451        1002  SERVERS-COM, US

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

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

   1:10        2:373       3:290       5:1056      6:148       7:5      
   8:621      11:171      12:259      13:318      14:101      15:281    
  16:174      17:6        18:706      20:34       21:4        22:188    
  23:1755     24:402      25:2        27:25       29:19       31:176    
  32:1        34:5        35:53       36:1152     37:481      38:830    
  39:523      40:8        41:525      42:22       43:183      44:28     
  45:2313     46:576      47:99       49:11       50:250      51:470    
  52:1353     54:267      55:998      57:16       58:4        59:32     
  60:19       61:67       62:334      63:468      64:1443     65:794    
  66:1222     67:666      68:164      69:722      70:147      71:190    
  72:353      74:728      75:391      76:208      77:284      78:487    
  79:163      80:200      81:186      82:165      83:96       84:177    
  85:319      86:145      87:142      88:120      89:466      90:97     
  91:546      92:396      93:783      94:527      95:1084     96:163    
  97:31       98:126      99:146     100:23      101:23      102:172    
 103:1088    104:689     105:26      106:3       107:205     108:298    
 109:233     110:26      111:1794    112:447     113:40      114:32     
 115:12      116:31      117:950     118:64      119:97      120:1091   
 121:32      122:85      123:23      124:57      125:13      128:365    
 129:274     130:476     131:781     132:500     133:267     134:341    
 135:66      136:354     137:402     138:772     139:379     140:586    
 141:321     142:681     143:605     144:317     145:59      146:475    
 147:315     148:597     149:508     150:291     151:484     152:361    
 153:116     154:486     155:664     156:371     157:269     158:311    
 159:523     160:341     161:412     162:680     163:287     164:632    
 165:370     166:98      167:379     168:1012    169:151     170:1229   
 171:65      172:897     173:619     174:103     175:46      176:402    
 177:744     178:322     179:502     180:50      181:979     182:20     
 183:854     184:201     185:2229    186:1025    187:775     188:477    
 189:1101    190:2899    191:198     192:3651    193:1214    194:789    
 195:558     196:368     197:344     198:1830    199:3360    200:2739   
 201:2536    202:1062    203:584     204:1731    205:1634    206:1125   
 207:984     208:961     209:1407    210:339     211:431     212:672    
 213:532     214:1038    215:43      216:1679    217:278     218:516    
 219:21      220:29      221:302     222:22      223:632    

End of report


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