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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jul 14 20:16:49 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 14 Jul, 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:                              185592
    Prefixes after maximum aggregation (per Origin AS):           83585
    Deaggregation factor:                                          2.22
    Unique aggregates announced (without unneeded subnets):      103558
    Number of IPv4 prefixes with a valid ROA:                     72908
    Number of IPv4 prefixes with an invalid ROA:                     21
    Number of IPv4 prefixes with no ROA:                         112663
Total ASes present in the Internet Routing Table:                 15879
    Prefixes per ASN:                                             11.69
Origin-only ASes present in the Internet Routing Table:           13667
Origin ASes announcing only one prefix:                            6282
Transit ASes present in the Internet Routing Table:                2212
Transit-only ASes present in the Internet Routing Table:            623
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:               217
    Number of instances of unregistered ASNs:                       218
Number of 32-bit ASNs allocated by the RIRs:                      44976
Number of 32-bit ASNs visible in the Routing Table:                5801
Prefixes from 32-bit ASNs in the Routing Table:                   19662
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:             96
Number of addresses announced to Internet:                   1122058653
    Equivalent to 66 /8s, 225 /16s and 65 /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:       51558

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

Prefixes being announced by APNIC Region ASes:                    30372
    Total APNIC prefixes after maximum aggregation:                7220
    APNIC Deaggregation factor:                                    4.21
Prefixes being announced from the APNIC address blocks:           29879
    Unique aggregates announced from the APNIC address blocks:     8219
APNIC Region origin ASes present in the Internet Routing Table:    1175
    APNIC Prefixes per ASN:                                       25.43
APNIC Region origin ASes announcing only one prefix:                481
APNIC Region transit ASes present in the Internet Routing Table:    198
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:              202184812
    Equivalent to 12 /8s, 13 /16s and 24 /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:                     87595
    Total ARIN prefixes after maximum aggregation:                48191
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            86193
    Unique aggregates announced from the ARIN address blocks:     53796
ARIN Region origin ASes present in the Internet Routing Table:     7309
    ARIN Prefixes per ASN:                                        11.79
ARIN Region origin ASes announcing only one prefix:                3175
ARIN Region transit ASes present in the Internet Routing Table:     666
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:    1505
Number of ARIN addresses announced to Internet:               655173217
    Equivalent to 39 /8s, 13 /16s and 38 /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:                     31164
    Total RIPE prefixes after maximum aggregation:                16855
    RIPE Deaggregation factor:                                     1.85
Prefixes being announced from the RIPE address blocks:            32198
    Unique aggregates announced from the RIPE address blocks:     24138
RIPE Region origin ASes present in the Internet Routing Table:     3325
    RIPE Prefixes per ASN:                                         9.68
RIPE Region origin ASes announcing only one prefix:                1436
RIPE Region transit ASes present in the Internet Routing Table:     535
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:    1230
Number of RIPE addresses announced to Internet:               163300816
    Equivalent to 9 /8s, 187 /16s and 197 /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:                   31235
    Total LACNIC prefixes after maximum aggregation:               9595
    LACNIC Deaggregation factor:                                   3.26
Prefixes being announced from the LACNIC address blocks:          30950
    Unique aggregates announced from the LACNIC address blocks:   14735
LACNIC Region origin ASes present in the Internet Routing Table:   3139
    LACNIC Prefixes per ASN:                                       9.86
LACNIC Region origin ASes announcing only one prefix:              1112
LACNIC Region transit ASes present in the Internet Routing Table:   636
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:  2446
Number of LACNIC addresses announced to Internet:              73622016
    Equivalent to 4 /8s, 99 /16s and 98 /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:                   5009
    Total AfriNIC prefixes after maximum aggregation:              1556
    AfriNIC Deaggregation factor:                                  3.22
Prefixes being announced from the AfriNIC address blocks:          6276
    Unique aggregates announced from the AfriNIC address blocks:   2580
AfriNIC Region origin ASes present in the Internet Routing Table:   208
    AfriNIC Prefixes per ASN:                                     30.17
AfriNIC Region origin ASes announcing only one prefix:               78
AfriNIC Region transit ASes present in the Internet Routing Table:   64
Average AfriNIC Region AS path length visible:                      5.7
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  102
Number of AfriNIC addresses announced to Internet:             27719680
    Equivalent to 1 /8s, 166 /16s and 248 /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        9663       8746      74  CHINAMOBILE-CN China Mobile Communication
 56046        1508        876     117  CMNET-JIANGSU-AP China Mobile communicati
 56047        1507        192      48  CMNET-HUNAN-AP China Mobile communication
 56041        1467        714      73  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         803        176      57  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
 17676         662      10623     151  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Informa
 56040         488        490     108  CMNET-GUANGDONG-AP China Mobile communica
 45102         482        767     109  ALIBABA-CN-NET Alibaba US Technology Co.,

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       10120      11539    3626  AMAZON-02, US
   749        3254      54899    2506  DNIC-AS-00749, US
   367        2613       3222    1215  DNIC-ASBLK-00306-00371, US
  4155        1972        127    1293  USDA-1, US
   209        1692       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1600        106     890  CABLEONE, US
 11776        1589        222     274  ATLANTICBB-JOHNSTOWN, US
  5972        1300        384     583  DNIC-ASBLK-05800-06055, US
  7979        1024         67     208  SERVERS-COM, US
 14618         975       4179     728  AMAZON-AES, 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
 20940        1274        102    1034  AKAMAI-ASN1, NL
  3215         896       4814     290  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         702         60      24  Jordan Data Communications, JO
  8452         578       1841      11  TE-AS TE-AS, EG
 51167         550        105     240  CONTABO, DE
212238         453         33     402  CDNEXT, GB
 35819         433        416      44  MOBILY-AS Etihad Etisalat Company Mobily,
 20978         420        196      13  TT_MOBIL Istanbul, TR
 57878         382         31     188  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        5712       1641     758  UNINET, MX
  3816        1323        777     195  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1087        324       6  Instituto Costarricense de Electricidad y
  6147        1079        369      22  Telefonica del Peru S.A.A., PE
 18881         778       1128      28  TELEFONICA BRASIL S.A, BR
 26599         542       2891      72  TELEFONICA BRASIL S.A, BR
 13999         530         73     228  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         315         41     261  Telmex Colombia S.A., CO
 27843         231         20      33  WIN EMPRESAS S.A.C., PE

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         849        389      16  LINKdotNET-AS, EG
 29571         527         48     245  ORANGE-COTE-IVOIRE, CI
 36914         438         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 36935         261         65      80  Vodafone-, EG
 24835         151        152      89  RAYA-AS, EG
 37492         149        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, EG
 37480         130          8      31  Cobranet, NG

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       10120      11539    3626  AMAZON-02, US
  9808        9663       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        5712       1641     758  UNINET, MX
   749        3254      54899    2506  DNIC-AS-00749, US
   367        2613       3222    1215  DNIC-ASBLK-00306-00371, US
  4155        1972        127    1293  USDA-1, US
   209        1692       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1600        106     890  CABLEONE, US
 11776        1589        222     274  ATLANTICBB-JOHNSTOWN, US
 56046        1508        876     117  CMNET-JIANGSU-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        9663         9589  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5712         4954  UNINET, MX
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2613         1398  DNIC-ASBLK-00306-00371, US
 56041        1467         1394  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1508         1391  CMNET-JIANGSU-AP China Mobile communications co
   209        1692         1383  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1589         1315  ATLANTICBB-JOHNSTOWN, US
  3816        1323         1128  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1087         1081  Instituto Costarricense de Electricidad y Telec

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
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
41.78.60.0/22        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

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      
/13:129     /14:358     /15:698     /16:5930    /17:2442    /18:2562    
/19:5438    /20:8380    /21:10954   /22:19597   /23:20055   /24:108686  
/25:42      /26:47      /27:68      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2976        5712  UNINET, MX
 16509        2131       10120  AMAZON-02, US
 11492        1210        1600  CABLEONE, US
   209         956        1692  CENTURYLINK-US-LEGACY-QWEST, US
 11830         923        1087  Instituto Costarricense de Electricidad y Telecom., CR
 19901         783         930  BRSPD-PUBLIC, US
 11776         739        1589  ATLANTICBB-JOHNSTOWN, US
  6147         673        1079  Telefonica del Peru S.A.A., PE
  8376         546         702  Jordan Data Communications, JO
  7979         439        1024  SERVERS-COM, US

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

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

   1:13        2:186       3:367       5:393       6:135       7:5      
   8:630      11:171      12:652      13:303      14:99       15:281    
  16:183      17:6        18:750      20:33       21:4        22:188    
  23:1797     24:712      25:2        27:27       29:19       31:161    
  32:1        34:10       35:59       36:1196     37:356      38:816    
  39:536      40:27       41:721      42:13       43:174      44:33     
  45:2547     46:601      47:99       49:12       50:266      51:356    
  52:1354     54:272      55:916      57:21       58:6        59:34     
  60:17       61:54       62:320      63:496      64:1485     65:810    
  66:1158     67:830      68:177      69:815      70:138      71:194    
  72:466      74:697      75:381      76:188      77:236      78:314    
  79:157      80:210      81:181      82:214      83:107      84:189    
  85:341      86:163      87:157      88:173      89:513      90:97     
  91:591      92:423      93:299      94:477      95:164      96:364    
  97:34       98:139      99:153     100:11      101:16      102:221    
 103:1152    104:701     105:76      106:3       107:180     108:309    
 109:250     110:27      111:1809    112:447     113:46      114:35     
 115:15      116:34      117:963     118:76      119:105     120:1091   
 121:36      122:80      123:21      124:56      125:20      128:356    
 129:277     130:509     131:789     132:553     133:196     134:340    
 135:88      136:386     137:423     138:786     139:389     140:592    
 141:330     142:719     143:607     144:338     145:67      146:468    
 147:403     148:594     149:465     150:291     151:521     152:578    
 153:117     154:537     155:629     156:448     157:288     158:321    
 159:652     160:852     161:460     162:689     163:275     164:658    
 165:396     166:138     167:410     168:977     169:138     170:1216   
 171:63      172:937     173:787     174:173     175:44      176:257    
 177:839     178:267     179:524     180:57      181:874     182:21     
 183:828     184:312     185:2222    186:766     187:913     188:514    
 189:1135    190:2646    191:267     192:3825    193:1277    194:866    
 195:570     196:416     197:701     198:2010    199:3782    200:2495   
 201:2485    202:1078    203:646     204:1704    205:1688    206:1160   
 207:1126    208:907     209:1356    210:338     211:439     212:693    
 213:579     214:1012    215:42      216:1721    217:270     218:525    
 219:29      220:29      221:302     222:20      223:638    

End of report


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