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

REN Routing Table Report cscora at bgp.nsrc.org
Fri May 31 20:16:49 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 31 May, 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:                              193431
    Prefixes after maximum aggregation (per Origin AS):           85227
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      106348
    Number of IPv4 prefixes with a valid ROA:                     77404
    Number of IPv4 prefixes with an invalid ROA:                     21
    Number of IPv4 prefixes with no ROA:                         116006
Total ASes present in the Internet Routing Table:                 16250
    Prefixes per ASN:                                             11.90
Origin-only ASes present in the Internet Routing Table:           14008
Origin ASes announcing only one prefix:                            6452
Transit ASes present in the Internet Routing Table:                2242
Transit-only ASes present in the Internet Routing Table:            625
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.9
    Max AS path length visible:                                      28
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               258
    Number of instances of unregistered ASNs:                       258
Number of 32-bit ASNs allocated by the RIRs:                      44611
Number of 32-bit ASNs visible in the Routing Table:                5857
Prefixes from 32-bit ASNs in the Routing Table:                   20421
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:            111
Number of addresses announced to Internet:                   1122041245
    Equivalent to 66 /8s, 224 /16s and 253 /24s
    Percentage of available address space announced:               30.3
    Percentage of allocated address space announced:               30.3
    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:       57374

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

Prefixes being announced by APNIC Region ASes:                    30294
    Total APNIC prefixes after maximum aggregation:                7139
    APNIC Deaggregation factor:                                    4.24
Prefixes being announced from the APNIC address blocks:           29785
    Unique aggregates announced from the APNIC address blocks:     8013
APNIC Region origin ASes present in the Internet Routing Table:    1164
    APNIC Prefixes per ASN:                                       25.59
APNIC Region origin ASes announcing only one prefix:                477
APNIC Region transit ASes present in the Internet Routing Table:    207
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    514
Number of APNIC addresses announced to Internet:              201589100
    Equivalent to 12 /8s, 4 /16s and 1 /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:                     89161
    Total ARIN prefixes after maximum aggregation:                48620
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:            87861
    Unique aggregates announced from the ARIN address blocks:     54774
ARIN Region origin ASes present in the Internet Routing Table:     7492
    ARIN Prefixes per ASN:                                        11.73
ARIN Region origin ASes announcing only one prefix:                3245
ARIN Region transit ASes present in the Internet Routing Table:     680
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:    1549
Number of ARIN addresses announced to Internet:               655894625
    Equivalent to 39 /8s, 24 /16s and 40 /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:                     37529
    Total RIPE prefixes after maximum aggregation:                17882
    RIPE Deaggregation factor:                                     2.10
Prefixes being announced from the RIPE address blocks:            38301
    Unique aggregates announced from the RIPE address blocks:     25823
RIPE Region origin ASes present in the Internet Routing Table:     3582
    RIPE Prefixes per ASN:                                        10.69
RIPE Region origin ASes announcing only one prefix:                1542
RIPE Region transit ASes present in the Internet Routing Table:     566
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1327
Number of RIPE addresses announced to Internet:               161170640
    Equivalent to 9 /8s, 155 /16s and 68 /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:                   30996
    Total LACNIC prefixes after maximum aggregation:               9566
    LACNIC Deaggregation factor:                                   3.24
Prefixes being announced from the LACNIC address blocks:          30680
    Unique aggregates announced from the LACNIC address blocks:   14658
LACNIC Region origin ASes present in the Internet Routing Table:   3049
    LACNIC Prefixes per ASN:                                      10.06
LACNIC Region origin ASes announcing only one prefix:              1089
LACNIC Region transit ASes present in the Internet Routing Table:   606
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:  2336
Number of LACNIC addresses announced to Internet:              73114624
    Equivalent to 4 /8s, 91 /16s and 164 /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:                   5193
    Total AfriNIC prefixes after maximum aggregation:              1842
    AfriNIC Deaggregation factor:                                  2.82
Prefixes being announced from the AfriNIC address blocks:          6693
    Unique aggregates announced from the AfriNIC address blocks:   2983
AfriNIC Region origin ASes present in the Internet Routing Table:   240
    AfriNIC Prefixes per ASN:                                     27.89
AfriNIC Region origin ASes announcing only one prefix:               99
AfriNIC Region transit ASes present in the Internet Routing Table:   72
Average AfriNIC Region AS path length visible:                      6.4
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  131
Number of AfriNIC addresses announced to Internet:             30214400
    Equivalent to 1 /8s, 205 /16s and 9 /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        9648       8742      63  CHINAMOBILE-CN China Mobile Communicati
 56047        1507        192      48  CMNET-HUNAN-AP China Mobile communicati
 56046        1482        874     109  CMNET-JIANGSU-AP China Mobile communica
 56041        1453        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         789        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         762        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         717      10639     152  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Infor
 56040         491        490     109  CMNET-GUANGDONG-AP China Mobile communi
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun

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        9973      11390    3521  AMAZON-02, US
   749        3222      54904    2474  DNIC-AS-00749, US
   367        2773       3386    1297  DNIC-ASBLK-00306-00371, US
  4155        1865        120    1267  USDA-1, US
 11776        1862        256     220  ATLANTICBB-JOHNSTOWN, US
   209        1699       4898     311  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1600        106     891  CABLEONE, US
  5972        1335        387     602  DNIC-ASBLK-05800-06055, US
  7979         993         65     201  SERVERS-COM, US
   855         956        271      83  CANET-ASN-4, CA

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        1282        104    1038  AKAMAI-ASN1, NL
  3215         898       4830     291  France Telecom - Orange, FR
 25019         821       1044     145  SAUDINETSTC-AS, SA
  8376         713         60      22  Jordan Data Communications, JO
  8452         621       1841      10  TE-AS TE-AS, EG
 51167         534        102     230  CONTABO, DE
212238         508         37     441  CDNEXT, GB
 20978         420        196      13  TT_MOBIL Istanbul, TR
 35819         387        391      70  MOBILY-AS Etihad Etisalat Company Mobil

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        5707       1603     768  UNINET, MX
  3816        1322        784     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 11830        1041        324       5  Instituto Costarricense de Electricidad
 18881         757       1126      30  TELEFONICA BRASIL S.A, BR
 26599         550       2827      83  TELEFONICA BRASIL S.A, BR
 13999         493         68     215  Mega Cable, S.A. de C.V., MX
 22047         403        342      16  VTR BANDA ANCHA S.A., CL
 10620         381         47     316  Telmex Colombia S.A., CO
 27983         237         23     127  Red Intercable Digital S.A., AR

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         630        205     255  LINKdotNET-AS, EG
 24835         392        396      29  RAYA-AS, EG
  2018         376        319      71  TENET-1, ZA
 36935         317        518      27  Vodafone-, EG
 29571         316         44     120  ORANGE-COTE-IVOIRE, CI
 36914         251         82       3  KENET-AS, KE
 24757         208         48      57  EthioNet-AS, ET
 36992         183        231     158  ETISALAT-MISR, EG
 37492         151        471      44  ORANGE-, TN
 37693         148        597      51  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        9973      11390    3521  AMAZON-02, US
  9808        9648       8742      63  CHINAMOBILE-CN China Mobile Communicati
  8151        5707       1603     768  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3222      54904    2474  DNIC-AS-00749, US
   367        2773       3386    1297  DNIC-ASBLK-00306-00371, US
  4155        1865        120    1267  USDA-1, US
 11776        1862        256     220  ATLANTICBB-JOHNSTOWN, US
   209        1699       4898     311  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1600        106     891  CABLEONE, US

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        9648         9585  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5707         4939  UNINET, MX
 39891        4758         4698  ALJAWWALSTC-AS, SA
 11776        1862         1642  ATLANTICBB-JOHNSTOWN, US
   367        2773         1476  DNIC-ASBLK-00306-00371, US
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   209        1699         1388  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1453         1380  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1482         1373  CMNET-JIANGSU-AP China Mobile communications co
  3816        1322         1126  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
     22538  UNALLOCATED  12.131.3.0/24             7018  ATT-INTERNET4, US
     26295  UNALLOCATED  12.147.1.0/24             7018  ATT-INTERNET4, US
     30442  UNALLOCATED  12.155.208.0/24           7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.164.235.0/24           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             6939  HURRICANE, US

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

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

Unassigned Network     ASN Information  AS Name
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW
41.57.125.0/24       Origin:     37442  RESERVED, ZZ
41.57.125.0/24      Transit:     37204  TELONE, ZW
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
41.77.208.0/22       Origin:     37475  RESERVED, ZZ
41.77.208.0/22      Transit:     15964  CAMNET-AS, CM
41.78.204.0/22       Origin:     37475  RESERVED, ZZ
41.78.204.0/22      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        /8:11       /9:6       /10:17      /11:31      /12:93      
/13:125     /14:356     /15:701     /16:5959    /17:2462    /18:2568    
/19:5546    /20:8869    /21:10987   /22:20110   /23:20873   /24:114479  
/25:73      /26:48      /27:66      /28:19      /29:16      /30:12      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
 39891        3440        4758  ALJAWWALSTC-AS, SA
  8151        3071        5707  UNINET, MX
 16509        2105        9973  AMAZON-02, US
 11492        1210        1600  CABLEONE, US
   209         961        1699  CENTURYLINK-US-LEGACY-QWEST, US
 11776         892        1862  ATLANTICBB-JOHNSTOWN, US
 11830         882        1041  Instituto Costarricense de Electricidad y Telec
 19901         750         891  BRSPD-PUBLIC, US
  6147         681        1088  Telefonica del Peru S.A.A., PE
  8376         558         713  Jordan Data Communications, JO

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

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

   1:10        2:384       3:339       5:1121      6:148       7:5      
   8:637      11:171      12:663      13:307      14:120      15:283    
  16:181      17:7        18:741      20:33       21:4        22:188    
  23:1897     24:737      25:2        27:50       29:19       31:211    
  32:1        34:10       35:59       36:1179     37:435      38:878    
  39:527      40:11       41:818      42:13       43:169      44:35     
  45:2517     46:647      47:98       49:10       50:297      51:478    
  52:1371     54:276      55:985      57:14       58:6        59:35     
  60:17       61:64       62:349      63:509      64:1566     65:830    
  66:1292     67:839      68:178      69:843      70:139      71:193    
  72:482      74:733      75:390      76:211      77:341      78:580    
  79:192      80:234      81:206      82:225      83:132      84:208    
  85:376      86:163      87:164      88:159      89:564      90:97     
  91:634      92:436      93:825      94:519      95:1121     96:371    
  97:34       98:138      99:147     100:23      101:18      102:217    
 103:1021    104:789     105:156     106:3       107:177     108:309    
 109:285     110:39      111:1784    112:466     113:46      114:33     
 115:16      116:31      117:972     118:72      119:108     120:1087   
 121:39      122:85      123:20      124:55      125:14      128:361    
 129:280     130:504     131:836     132:514     133:195     134:350    
 135:89      136:378     137:433     138:791     139:402     140:596    
 141:328     142:708     143:592     144:327     145:65      146:505    
 147:400     148:591     149:500     150:294     151:576     152:581    
 153:119     154:582     155:686     156:454     157:275     158:314    
 159:682     160:729     161:480     162:718     163:288     164:649    
 165:402     166:104     167:391     168:969     169:157     170:1273   
 171:66      172:945     173:820     174:194     175:41      176:422    
 177:762     178:354     179:531     180:56      181:992     182:17     
 183:832     184:309     185:2548    186:799     187:818     188:626    
 189:1209    190:2770    191:258     192:3946    193:1333    194:890    
 195:603     196:485     197:475     198:1997    199:3727    200:2515   
 201:2394    202:1075    203:637     204:1795    205:1696    206:1199   
 207:1151    208:942     209:1423    210:350     211:432     212:720    
 213:611     214:1029    215:42      216:1802    217:339     218:524    
 219:23      220:29      221:303     222:20      223:642    

End of report


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