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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jul 19 20:16:47 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 19 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:                              187830
    Prefixes after maximum aggregation (per Origin AS):           84472
    Deaggregation factor:                                          2.22
    Unique aggregates announced (without unneeded subnets):      104680
    Number of IPv4 prefixes with a valid ROA:                     74257
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         113554
Total ASes present in the Internet Routing Table:                 16194
    Prefixes per ASN:                                             11.60
Origin-only ASes present in the Internet Routing Table:           13908
Origin ASes announcing only one prefix:                            6400
Transit ASes present in the Internet Routing Table:                2286
Transit-only ASes present in the Internet Routing Table:            626
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:               228
    Number of instances of unregistered ASNs:                       229
Number of 32-bit ASNs allocated by the RIRs:                      45013
Number of 32-bit ASNs visible in the Routing Table:                6071
Prefixes from 32-bit ASNs in the Routing Table:                   20846
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:             95
Number of addresses announced to Internet:                   1122719389
    Equivalent to 66 /8s, 235 /16s and 86 /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:       52404

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

Prefixes being announced by APNIC Region ASes:                    30346
    Total APNIC prefixes after maximum aggregation:                7210
    APNIC Deaggregation factor:                                    4.21
Prefixes being announced from the APNIC address blocks:           29875
    Unique aggregates announced from the APNIC address blocks:     8262
APNIC Region origin ASes present in the Internet Routing Table:    1168
    APNIC Prefixes per ASN:                                       25.58
APNIC Region origin ASes announcing only one prefix:                481
APNIC Region transit ASes present in the Internet Routing Table:    199
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:    500
Number of APNIC addresses announced to Internet:              202045036
    Equivalent to 12 /8s, 10 /16s and 246 /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:                     87769
    Total ARIN prefixes after maximum aggregation:                48269
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            86406
    Unique aggregates announced from the ARIN address blocks:     53905
ARIN Region origin ASes present in the Internet Routing Table:     7309
    ARIN Prefixes per ASN:                                        11.82
ARIN Region origin ASes announcing only one prefix:                3169
ARIN Region transit ASes present in the Internet Routing Table:     659
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:    1509
Number of ARIN addresses announced to Internet:               655143009
    Equivalent to 39 /8s, 12 /16s and 176 /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:                     31573
    Total RIPE prefixes after maximum aggregation:                17144
    RIPE Deaggregation factor:                                     1.84
Prefixes being announced from the RIPE address blocks:            32594
    Unique aggregates announced from the RIPE address blocks:     24550
RIPE Region origin ASes present in the Internet Routing Table:     3328
    RIPE Prefixes per ASN:                                         9.79
RIPE Region origin ASes announcing only one prefix:                1439
RIPE Region transit ASes present in the Internet Routing Table:     538
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:    1241
Number of RIPE addresses announced to Internet:               163510736
    Equivalent to 9 /8s, 190 /16s and 249 /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:                   32962
    Total LACNIC prefixes after maximum aggregation:              10054
    LACNIC Deaggregation factor:                                   3.28
Prefixes being announced from the LACNIC address blocks:          32683
    Unique aggregates announced from the LACNIC address blocks:   15262
LACNIC Region origin ASes present in the Internet Routing Table:   3453
    LACNIC Prefixes per ASN:                                       9.47
LACNIC Region origin ASes announcing only one prefix:              1229
LACNIC Region transit ASes present in the Internet Routing Table:   711
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:  2720
Number of LACNIC addresses announced to Internet:              74222336
    Equivalent to 4 /8s, 108 /16s and 139 /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:                   4952
    Total AfriNIC prefixes after maximum aggregation:              1623
    AfriNIC Deaggregation factor:                                  3.05
Prefixes being announced from the AfriNIC address blocks:          6177
    Unique aggregates announced from the AfriNIC address blocks:   2612
AfriNIC Region origin ASes present in the Internet Routing Table:   209
    AfriNIC Prefixes per ASN:                                     29.56
AfriNIC Region origin ASes announcing only one prefix:               82
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:  101
Number of AfriNIC addresses announced to Internet:             27740672
    Equivalent to 1 /8s, 167 /16s and 74 /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        9664       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         651      10623     151  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Informa
 56040         487        490     108  CMNET-GUANGDONG-AP China Mobile communica
 45102         483        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       10174      11545    3642  AMAZON-02, US
   749        3252      54899    2504  DNIC-AS-00749, US
   367        2636       3227    1241  DNIC-ASBLK-00306-00371, US
  4155        1994        132    1307  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        1301        384     581  DNIC-ASBLK-05800-06055, US
  7979        1024         67     208  SERVERS-COM, US
 14618         982       4179     733  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        1278        102    1041  AKAMAI-ASN1, NL
  3215         896       4814     290  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         701         60      24  Jordan Data Communications, JO
  8452         584       1841      11  TE-AS TE-AS, EG
 51167         552        105     241  CONTABO, DE
212238         454         33     403  CDNEXT, GB
 35819         446        439      52  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        5556       1601     667  UNINET, MX
  3816        1327        783     193  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1087        324       6  Instituto Costarricense de Electricidad y
  6147        1080        369      22  Telefonica del Peru S.A.A., PE
 18881         874       1128      28  TELEFONICA BRASIL S.A, BR
 26599         537       2859      75  TELEFONICA BRASIL S.A, BR
 13999         533         73     230  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         343         44     284  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         754        389      16  LINKdotNET-AS, EG
 29571         532         48     248  ORANGE-COTE-IVOIRE, CI
 36914         452         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 36935         258         64      77  Vodafone-, EG
 24835         151        152      90  RAYA-AS, EG
 37492         149        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, EG
 37480         129          8      34  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       10174      11545    3642  AMAZON-02, US
  9808        9664       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        5556       1601     667  UNINET, MX
   749        3252      54899    2504  DNIC-AS-00749, US
   367        2636       3227    1241  DNIC-ASBLK-00306-00371, US
  4155        1994        132    1307  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        9664         9590  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5556         4889  UNINET, MX
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2636         1395  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        1327         1134  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
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      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

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     /14:356     /15:696     /16:5922    /17:2441    /18:2564    
/19:5457    /20:8480    /21:11052   /22:19882   /23:20542   /24:109949  
/25:42      /26:46      /27:68      /28:17      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2833        5556  UNINET, MX
 16509        2137       10174  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         785         932  BRSPD-PUBLIC, US
 11776         739        1589  ATLANTICBB-JOHNSTOWN, US
  6147         674        1080  Telefonica del Peru S.A.A., PE
  8376         549         701  Jordan Data Communications, JO
 36914         442         452  KENET-AS, KE

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

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

   1:13        2:188       3:374       5:397       6:135       7:5      
   8:629      11:171      12:652      13:307      14:99       15:281    
  16:183      17:6        18:752      20:33       21:4        22:188    
  23:1801     24:717      25:2        27:30       29:19       31:171    
  32:1        34:10       35:59       36:1197     37:385      38:808    
  39:536      40:27       41:731      42:13       43:175      44:33     
  45:2768     46:610      47:99       49:12       50:274      51:356    
  52:1358     54:273      55:921      57:21       58:33       59:34     
  60:17       61:54       62:317      63:494      64:1492     65:810    
  66:1157     67:837      68:171      69:815      70:137      71:194    
  72:443      74:689      75:383      76:196      77:244      78:313    
  79:157      80:209      81:202      82:215      83:107      84:190    
  85:341      86:167      87:153      88:175      89:534      90:97     
  91:600      92:422      93:299      94:478      95:171      96:364    
  97:34       98:139      99:154     100:11      101:16      102:230    
 103:1131    104:703     105:77      106:3       107:190     108:309    
 109:261     110:27      111:1810    112:447     113:39      114:35     
 115:15      116:35      117:963     118:73      119:106     120:1091   
 121:36      122:79      123:22      124:56      125:19      128:354    
 129:273     130:516     131:822     132:546     133:197     134:342    
 135:88      136:388     137:424     138:812     139:389     140:587    
 141:318     142:718     143:695     144:337     145:67      146:470    
 147:405     148:592     149:448     150:292     151:520     152:573    
 153:117     154:532     155:629     156:439     157:295     158:318    
 159:650     160:851     161:486     162:687     163:275     164:654    
 165:396     166:147     167:420     168:993     169:138     170:1223   
 171:67      172:949     173:789     174:171     175:44      176:261    
 177:954     178:273     179:552     180:55      181:918     182:26     
 183:829     184:311     185:2305    186:895     187:1013    188:522    
 189:1116    190:2677    191:267     192:3841    193:1308    194:884    
 195:581     196:436     197:675     198:2008    199:3816    200:2533   
 201:2418    202:1091    203:647     204:1709    205:1692    206:1181   
 207:1128    208:902     209:1323    210:342     211:442     212:697    
 213:589     214:1025    215:42      216:1746    217:279     218:525    
 219:37      220:29      221:302     222:20      223:638    

End of report


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