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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Aug 1 20:16:45 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 01 Aug, 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:                              184069
    Prefixes after maximum aggregation (per Origin AS):           82793
    Deaggregation factor:                                          2.22
    Unique aggregates announced (without unneeded subnets):      102519
    Number of IPv4 prefixes with a valid ROA:                     73529
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         110517
Total ASes present in the Internet Routing Table:                 15946
    Prefixes per ASN:                                             11.54
Origin-only ASes present in the Internet Routing Table:           13723
Origin ASes announcing only one prefix:                            6252
Transit ASes present in the Internet Routing Table:                2223
Transit-only ASes present in the Internet Routing Table:            616
Paths with bogon ASNs present in the IPv4 Routing Table:              3
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      41
    Max AS path prepend of ASN ( 59588)                              32
Prefixes from unregistered ASNs in the Routing Table:               224
    Number of instances of unregistered ASNs:                       225
Number of 32-bit ASNs allocated by the RIRs:                      45064
Number of 32-bit ASNs visible in the Routing Table:                5987
Prefixes from 32-bit ASNs in the Routing Table:                   20650
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:             91
Number of addresses announced to Internet:                   1119443613
    Equivalent to 66 /8s, 185 /16s and 90 /24s
    Percentage of available address space announced:               30.2
    Percentage of allocated address space announced:               30.2
    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:       50503

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

Prefixes being announced by APNIC Region ASes:                    30379
    Total APNIC prefixes after maximum aggregation:                7311
    APNIC Deaggregation factor:                                    4.16
Prefixes being announced from the APNIC address blocks:           29947
    Unique aggregates announced from the APNIC address blocks:     8362
APNIC Region origin ASes present in the Internet Routing Table:    1188
    APNIC Prefixes per ASN:                                       25.21
APNIC Region origin ASes announcing only one prefix:                485
APNIC Region transit ASes present in the Internet Routing Table:    204
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:    518
Number of APNIC addresses announced to Internet:              202036588
    Equivalent to 12 /8s, 10 /16s and 213 /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:                     84569
    Total ARIN prefixes after maximum aggregation:                46419
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            83162
    Unique aggregates announced from the ARIN address blocks:     51426
ARIN Region origin ASes present in the Internet Routing Table:     7159
    ARIN Prefixes per ASN:                                        11.62
ARIN Region origin ASes announcing only one prefix:                3105
ARIN Region transit ASes present in the Internet Routing Table:     620
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1464
Number of ARIN addresses announced to Internet:               652292705
    Equivalent to 38 /8s, 225 /16s and 50 /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:                     30914
    Total RIPE prefixes after maximum aggregation:                16755
    RIPE Deaggregation factor:                                     1.85
Prefixes being announced from the RIPE address blocks:            31962
    Unique aggregates announced from the RIPE address blocks:     24009
RIPE Region origin ASes present in the Internet Routing Table:     3253
    RIPE Prefixes per ASN:                                         9.83
RIPE Region origin ASes announcing only one prefix:                1390
RIPE Region transit ASes present in the Internet Routing Table:     508
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1218
Number of RIPE addresses announced to Internet:               161864912
    Equivalent to 9 /8s, 165 /16s and 220 /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:                   33076
    Total LACNIC prefixes after maximum aggregation:              10201
    LACNIC Deaggregation factor:                                   3.24
Prefixes being announced from the LACNIC address blocks:          32795
    Unique aggregates announced from the LACNIC address blocks:   15590
LACNIC Region origin ASes present in the Internet Routing Table:   3424
    LACNIC Prefixes per ASN:                                       9.58
LACNIC Region origin ASes announcing only one prefix:              1191
LACNIC Region transit ASes present in the Internet Routing Table:   701
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2688
Number of LACNIC addresses announced to Internet:              74316544
    Equivalent to 4 /8s, 109 /16s and 251 /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:                   4907
    Total AfriNIC prefixes after maximum aggregation:              1939
    AfriNIC Deaggregation factor:                                  2.53
Prefixes being announced from the AfriNIC address blocks:          6112
    Unique aggregates announced from the AfriNIC address blocks:   3047
AfriNIC Region origin ASes present in the Internet Routing Table:   208
    AfriNIC Prefixes per ASN:                                     29.38
AfriNIC Region origin ASes announcing only one prefix:               81
AfriNIC Region transit ASes present in the Internet Routing Table:   64
Average AfriNIC Region AS path length visible:                      5.5
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   99
Number of AfriNIC addresses announced to Internet:             28878848
    Equivalent to 1 /8s, 184 /16s and 168 /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        9681       8746      74  CHINAMOBILE-CN China Mobile Communication
 56047        1509        192      48  CMNET-HUNAN-AP China Mobile communication
 56046        1506        876     118  CMNET-JIANGSU-AP China Mobile communicati
 56041        1468        714      73  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         804        176      57  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
 17676         609      10623     151  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Informa
 56040         485        490     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Communic

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       10288      11565    3641  AMAZON-02, US
   749        3258      54898    2510  DNIC-AS-00749, US
   367        2566       3164    1197  DNIC-ASBLK-00306-00371, US
  4155        2035        134    1324  USDA-1, US
   209        1691       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1302        384     578  DNIC-ASBLK-05800-06055, US
 11776        1248        170     254  ATLANTICBB-JOHNSTOWN, US
  7979        1019         66     208  SERVERS-COM, US
 14618         988       4180     739  AMAZON-AES, US
   855         966        255      82  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
 20940        1226         98    1000  AKAMAI-ASN1, NL
  3215         897       4814     291  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         729         60      25  Jordan Data Communications, JO
  8452         579       1841      11  TE-AS TE-AS, EG
 51167         554        106     242  CONTABO, DE
212238         471         34     414  CDNEXT, GB
 20978         420        196      13  TT_MOBIL Istanbul, TR
 57878         382         31     188  PRAGER-IT, AT
 13046         376         34       5  ASN-ISKON, HR

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        5525       1657     669  UNINET, MX
  3816        1315        768     202  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1101        369      22  Telefonica del Peru S.A.A., PE
 11830        1087        324       6  Instituto Costarricense de Electricidad y
 18881         872       1128      28  TELEFONICA BRASIL S.A, BR
 26599         538       2891      72  TELEFONICA BRASIL S.A, BR
 13999         533         72     230  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         344         44     285  Telmex Colombia S.A., CO
 22884         259         27     202  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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         639        208     266  LINKdotNET-AS, EG
 29571         542         48     257  ORANGE-COTE-IVOIRE, CI
 36914         531         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 36935         258         64      77  Vodafone-, EG
 37492         149        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36947         146        548     100  ALGTEL-AS, DZ
 36992         146        235     125  ETISALAT-MISR, EG
 24835         138        142      84  RAYA-AS, EG

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       10288      11565    3641  AMAZON-02, US
  9808        9681       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        5525       1657     669  UNINET, MX
   749        3258      54898    2510  DNIC-AS-00749, US
   367        2566       3164    1197  DNIC-ASBLK-00306-00371, US
  4155        2035        134    1324  USDA-1, US
   209        1691       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 56047        1509        192      48  CMNET-HUNAN-AP China Mobile communication
 56046        1506        876     118  CMNET-JIANGSU-AP China Mobile communicati
 56041        1468        714      73  CMNET-ZHEJIANG-AP China Mobile communicat

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        9681         9607  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5525         4856  UNINET, MX
 56047        1509         1461  CMNET-HUNAN-AP China Mobile communications corp
 56041        1468         1395  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1506         1388  CMNET-JIANGSU-AP China Mobile communications co
   209        1691         1382  CENTURYLINK-US-LEGACY-QWEST, US
   367        2566         1369  DNIC-ASBLK-00306-00371, US
  3816        1315         1113  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1087         1081  Instituto Costarricense de Electricidad y Telec
  6147        1101         1079  Telefonica del Peru S.A.A., PE

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
     14652  UNALLOCATED  8.39.162.0/24             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
     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
41.74.44.0/24        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
41.204.240.0/24      Origin:     36911  RESERVED, ZZ
41.204.240.0/24     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       /9:6       /10:18      /11:30      /12:91      
/13:126     /14:357     /15:696     /16:5866    /17:2433    /18:2555    
/19:5452    /20:8251    /21:10893   /22:19328   /23:20134   /24:107598  
/25:44      /26:60      /27:70      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2749        5525  UNINET, MX
 16509        2155       10288  AMAZON-02, US
   209         956        1691  CENTURYLINK-US-LEGACY-QWEST, US
 11830         923        1087  Instituto Costarricense de Electricidad y Telecom., CR
 19901         797         946  BRSPD-PUBLIC, US
  6147         695        1101  Telefonica del Peru S.A.A., PE
 11776         684        1248  ATLANTICBB-JOHNSTOWN, US
  8376         577         729  Jordan Data Communications, JO
 36914         509         531  KENET-AS, KE
  7979         441        1019  SERVERS-COM, US

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

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

   1:12        2:182       3:386       5:381       6:148       7:5      
   8:619      11:171      12:647      13:310      14:105      15:284    
  16:184      17:6        18:754      20:33       21:4        22:188    
  23:1705     24:386      25:2        27:48       29:19       31:173    
  32:1        34:10       35:60       36:1196     37:374      38:821    
  39:536      40:27       41:771      42:13       43:175      44:26     
  45:2729     46:630      47:90       49:13       50:267      51:355    
  52:1356     54:277      55:942      57:18       58:33       59:34     
  60:17       61:54       62:327      63:487      64:1400     65:777    
  66:1132     67:669      68:168      69:712      70:139      71:190    
  72:356      74:679      75:381      76:182      77:248      78:283    
  79:159      80:209      81:188      82:218      83:102      84:191    
  85:312      86:157      87:147      88:173      89:556      90:98     
  91:598      92:415      93:313      94:480      95:169      96:157    
  97:34       98:133      99:153     100:11      101:18      102:221    
 103:1171    104:652     105:74      106:4       107:188     108:307    
 109:251     110:24      111:1831    112:447     113:35      114:43     
 115:18      116:34      117:962     118:77      119:105     120:1103   
 121:37      122:78      123:21      124:57      125:19      128:342    
 129:269     130:513     131:833     132:527     133:196     134:339    
 135:80      136:384     137:437     138:798     139:382     140:584    
 141:325     142:704     143:694     144:333     145:66      146:464    
 147:404     148:598     149:450     150:289     151:537     152:536    
 153:116     154:478     155:629     156:438     157:292     158:312    
 159:555     160:606     161:505     162:656     163:271     164:656    
 165:387     166:163     167:409     168:990     169:136     170:1183   
 171:68      172:919     173:619     174:85      175:46      176:260    
 177:1008    178:220     179:558     180:54      181:904     182:36     
 183:831     184:195     185:2328    186:926     187:1179    188:510    
 189:1166    190:2669    191:266     192:3805    193:1260    194:864    
 195:575     196:465     197:653     198:1953    199:3810    200:2619   
 201:2329    202:1094    203:659     204:1677    205:1666    206:1152   
 207:1050    208:876     209:1313    210:347     211:442     212:707    
 213:573     214:1026    215:42      216:1651    217:270     218:526    
 219:38      220:30      221:300     222:20      223:636    

End of report


More information about the ren-bgp-stats-all mailing list