[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 21 20:16:48 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 21 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:                              192739
    Prefixes after maximum aggregation (per Origin AS):           85325
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      105871
    Number of IPv4 prefixes with a valid ROA:                     78053
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         114664
Total ASes present in the Internet Routing Table:                 16405
    Prefixes per ASN:                                             11.75
Origin-only ASes present in the Internet Routing Table:           14102
Origin ASes announcing only one prefix:                            6474
Transit ASes present in the Internet Routing Table:                2303
Transit-only ASes present in the Internet Routing Table:            624
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:               230
    Number of instances of unregistered ASNs:                       231
Number of 32-bit ASNs allocated by the RIRs:                      45030
Number of 32-bit ASNs visible in the Routing Table:                6164
Prefixes from 32-bit ASNs in the Routing Table:                   21185
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:            100
Number of addresses announced to Internet:                   1129395869
    Equivalent to 67 /8s, 81 /16s and 54 /24s
    Percentage of available address space announced:               30.5
    Percentage of allocated address space announced:               30.5
    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:       56378

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

Prefixes being announced by APNIC Region ASes:                    30402
    Total APNIC prefixes after maximum aggregation:                7247
    APNIC Deaggregation factor:                                    4.20
Prefixes being announced from the APNIC address blocks:           29913
    Unique aggregates announced from the APNIC address blocks:     8297
APNIC Region origin ASes present in the Internet Routing Table:    1172
    APNIC Prefixes per ASN:                                       25.52
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:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    505
Number of APNIC addresses announced to Internet:              202029420
    Equivalent to 12 /8s, 10 /16s and 185 /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:                     92281
    Total ARIN prefixes after maximum aggregation:                48808
    ARIN Deaggregation factor:                                     1.89
Prefixes being announced from the ARIN address blocks:            90940
    Unique aggregates announced from the ARIN address blocks:     54723
ARIN Region origin ASes present in the Internet Routing Table:     7416
    ARIN Prefixes per ASN:                                        12.26
ARIN Region origin ASes announcing only one prefix:                3211
ARIN Region transit ASes present in the Internet Routing Table:     675
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:    1527
Number of ARIN addresses announced to Internet:               661665633
    Equivalent to 39 /8s, 112 /16s and 55 /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:                     31799
    Total RIPE prefixes after maximum aggregation:                17345
    RIPE Deaggregation factor:                                     1.83
Prefixes being announced from the RIPE address blocks:            32792
    Unique aggregates announced from the RIPE address blocks:     24773
RIPE Region origin ASes present in the Internet Routing Table:     3350
    RIPE Prefixes per ASN:                                         9.79
RIPE Region origin ASes announcing only one prefix:                1443
RIPE Region transit ASes present in the Internet Routing Table:     539
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:    1245
Number of RIPE addresses announced to Internet:               163521744
    Equivalent to 9 /8s, 191 /16s and 36 /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:                   33075
    Total LACNIC prefixes after maximum aggregation:              10125
    LACNIC Deaggregation factor:                                   3.27
Prefixes being announced from the LACNIC address blocks:          32812
    Unique aggregates announced from the LACNIC address blocks:   15359
LACNIC Region origin ASes present in the Internet Routing Table:   3530
    LACNIC Prefixes per ASN:                                       9.30
LACNIC Region origin ASes announcing only one prefix:              1256
LACNIC Region transit ASes present in the Internet Routing Table:   715
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:  2785
Number of LACNIC addresses announced to Internet:              74350336
    Equivalent to 4 /8s, 110 /16s and 127 /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:              1626
    AfriNIC Deaggregation factor:                                  3.05
Prefixes being announced from the AfriNIC address blocks:          6182
    Unique aggregates announced from the AfriNIC address blocks:   2625
AfriNIC Region origin ASes present in the Internet Routing Table:   210
    AfriNIC Prefixes per ASN:                                     29.44
AfriNIC Region origin ASes announcing only one prefix:               83
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:             27766016
    Equivalent to 1 /8s, 167 /16s and 173 /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        1508        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       10187      11551    3634  AMAZON-02, US
  6327        3559       1315      55  SHAW, CA
   749        3252      54899    2504  DNIC-AS-00749, US
   367        2635       3226    1236  DNIC-ASBLK-00306-00371, US
  4155        1994        128    1305  USDA-1, US
   209        1690       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

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        1286        102    1045  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         552        105     241  CONTABO, DE
212238         454         33     403  CDNEXT, GB
 35819         443        439      53  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        5557       1601     668  UNINET, MX
  3816        1326        783     198  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1099        369      22  Telefonica del Peru S.A.A., PE
 11830        1087        324       6  Instituto Costarricense de Electricidad y
 18881         874       1128      28  TELEFONICA BRASIL S.A, BR
 26599         541       2891      72  TELEFONICA BRASIL S.A, BR
 13999         532         73     229  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         377        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       10187      11551    3634  AMAZON-02, US
  9808        9664       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        5557       1601     668  UNINET, MX
  6327        3559       1315      55  SHAW, CA
   749        3252      54899    2504  DNIC-AS-00749, US
   367        2635       3226    1236  DNIC-ASBLK-00306-00371, US
  4155        1994        128    1305  USDA-1, US
   209        1690       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1600        106     890  CABLEONE, US
 11776        1589        222     274  ATLANTICBB-JOHNSTOWN, 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        9664         9590  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5557         4889  UNINET, MX
  6327        3559         3504  SHAW, CA
 56047        1508         1460  CMNET-HUNAN-AP China Mobile communications corp
   367        2635         1399  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        1690         1381  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1589         1315  ATLANTICBB-JOHNSTOWN, US
  3816        1326         1128  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
     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
41.57.127.0/24       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
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      /12:92      
/13:136     /14:365     /15:709     /16:5958    /17:2450    /18:2581    
/19:5551    /20:8548    /21:11154   /22:23224   /23:20778   /24:110924  
/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
  6327        3385        3559  SHAW, CA
  8151        2833        5557  UNINET, MX
 16509        2138       10187  AMAZON-02, US
 11492        1210        1600  CABLEONE, US
   209         955        1690  CENTURYLINK-US-LEGACY-QWEST, US
 11830         923        1087  Instituto Costarricense de Electricidad y Telecom., CR
 19901         783         931  BRSPD-PUBLIC, US
 11776         739        1589  ATLANTICBB-JOHNSTOWN, US
  6147         693        1099  Telefonica del Peru S.A.A., PE
  8376         550         702  Jordan Data Communications, JO

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

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

   1:13        2:189       3:375       5:397       6:135       7:5      
   8:626      11:171      12:651      13:307      14:99       15:281    
  16:183      17:7        18:752      20:33       21:4        22:188    
  23:1818     24:726      25:2        27:29       29:19       31:169    
  32:1        34:10       35:59       36:1198     37:499      38:808    
  39:536      40:27       41:733      42:13       43:176      44:34     
  45:2821     46:612      47:98       49:12       50:275      51:353    
  52:1361     54:276      55:921      57:21       58:33       59:34     
  60:17       61:54       62:316      63:495      64:1506     65:813    
  66:1168     67:838      68:194      69:828      70:136      71:195    
  72:455      74:708      75:382      76:196      77:241      78:316    
  79:157      80:209      81:199      82:216      83:107      84:189    
  85:339      86:165      87:154      88:174      89:539      90:97     
  91:598      92:421      93:300      94:483      95:172      96:365    
  97:35       98:140      99:154     100:11      101:16      102:233    
 103:1145    104:710     105:77      106:3       107:191     108:310    
 109:262     110:27      111:1810    112:447     113:39      114:35     
 115:19      116:39      117:963     118:74      119:106     120:1091   
 121:36      122:78      123:22      124:56      125:20      128:357    
 129:272     130:516     131:831     132:549     133:197     134:341    
 135:93      136:388     137:426     138:839     139:389     140:588    
 141:320     142:750     143:697     144:337     145:66      146:479    
 147:407     148:594     149:458     150:292     151:521     152:573    
 153:117     154:532     155:633     156:439     157:296     158:319    
 159:651     160:853     161:488     162:691     163:278     164:651    
 165:394     166:146     167:415     168:1017    169:139     170:1233   
 171:68      172:947     173:788     174:169     175:44      176:261    
 177:972     178:273     179:559     180:55      181:917     182:26     
 183:829     184:312     185:2357    186:893     187:965     188:519    
 189:1122    190:2702    191:275     192:3868    193:1316    194:883    
 195:581     196:434     197:674     198:2026    199:3841    200:2546   
 201:2421    202:1101    203:653     204:1737    205:1693    206:1191   
 207:1140    208:924     209:1346    210:342     211:442     212:694    
 213:585     214:1024    215:42      216:1983    217:280     218:525    
 219:37      220:30      221:302     222:20      223:637    

End of report


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