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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jul 18 20:16:44 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 18 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:                              186796
    Prefixes after maximum aggregation (per Origin AS):           84253
    Deaggregation factor:                                          2.22
    Unique aggregates announced (without unneeded subnets):      104279
    Number of IPv4 prefixes with a valid ROA:                     73353
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         113424
Total ASes present in the Internet Routing Table:                 16257
    Prefixes per ASN:                                             11.49
Origin-only ASes present in the Internet Routing Table:           13958
Origin ASes announcing only one prefix:                            6390
Transit ASes present in the Internet Routing Table:                2299
Transit-only ASes present in the Internet Routing Table:            638
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:               218
    Number of instances of unregistered ASNs:                       219
Number of 32-bit ASNs allocated by the RIRs:                      45003
Number of 32-bit ASNs visible in the Routing Table:                6122
Prefixes from 32-bit ASNs in the Routing Table:                   21025
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:             97
Number of addresses announced to Internet:                   1121388701
    Equivalent to 66 /8s, 215 /16s and 8 /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:       52034

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

Prefixes being announced by APNIC Region ASes:                    30079
    Total APNIC prefixes after maximum aggregation:                7091
    APNIC Deaggregation factor:                                    4.24
Prefixes being announced from the APNIC address blocks:           29619
    Unique aggregates announced from the APNIC address blocks:     8017
APNIC Region origin ASes present in the Internet Routing Table:    1129
    APNIC Prefixes per ASN:                                       26.23
APNIC Region origin ASes announcing only one prefix:                465
APNIC Region transit ASes present in the Internet Routing Table:    197
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:    473
Number of APNIC addresses announced to Internet:              201961068
    Equivalent to 12 /8s, 9 /16s and 174 /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:                     87458
    Total ARIN prefixes after maximum aggregation:                48113
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            86089
    Unique aggregates announced from the ARIN address blocks:     53690
ARIN Region origin ASes present in the Internet Routing Table:     7298
    ARIN Prefixes per ASN:                                        11.80
ARIN Region origin ASes announcing only one prefix:                3166
ARIN Region transit ASes present in the Internet Routing Table:     660
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:    1502
Number of ARIN addresses announced to Internet:               654837601
    Equivalent to 39 /8s, 8 /16s and 7 /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:                     31516
    Total RIPE prefixes after maximum aggregation:                17095
    RIPE Deaggregation factor:                                     1.84
Prefixes being announced from the RIPE address blocks:            32523
    Unique aggregates announced from the RIPE address blocks:     24465
RIPE Region origin ASes present in the Internet Routing Table:     3348
    RIPE Prefixes per ASN:                                         9.71
RIPE Region origin ASes announcing only one prefix:                1443
RIPE Region transit ASes present in the Internet Routing Table:     536
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:    1243
Number of RIPE addresses announced to Internet:               163326416
    Equivalent to 9 /8s, 188 /16s and 41 /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:                   32595
    Total LACNIC prefixes after maximum aggregation:              10202
    LACNIC Deaggregation factor:                                   3.19
Prefixes being announced from the LACNIC address blocks:          32305
    Unique aggregates announced from the LACNIC address blocks:   15414
LACNIC Region origin ASes present in the Internet Routing Table:   3528
    LACNIC Prefixes per ASN:                                       9.16
LACNIC Region origin ASes announcing only one prefix:              1228
LACNIC Region transit ASes present in the Internet Routing Table:   723
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:  2794
Number of LACNIC addresses announced to Internet:              73506816
    Equivalent to 4 /8s, 97 /16s and 160 /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:                   4930
    Total AfriNIC prefixes after maximum aggregation:              1585
    AfriNIC Deaggregation factor:                                  3.11
Prefixes being announced from the AfriNIC address blocks:          6163
    Unique aggregates announced from the AfriNIC address blocks:   2602
AfriNIC Region origin ASes present in the Internet Routing Table:   215
    AfriNIC Prefixes per ASN:                                     28.67
AfriNIC Region origin ASes announcing only one prefix:               88
AfriNIC Region transit ASes present in the Internet Routing Table:   67
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:  110
Number of AfriNIC addresses announced to Internet:             27697920
    Equivalent to 1 /8s, 166 /16s and 163 /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         653      10623     151  GIGAINFRA SoftBank Corp., JP
  2907         600       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       10163      11544    3634  AMAZON-02, US
   749        3253      54899    2505  DNIC-AS-00749, US
   367        2641       3211    1235  DNIC-ASBLK-00306-00371, US
  4155        1987        131    1306  USDA-1, US
   209        1693       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1602        106     892  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         977       4179     729  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         452         33     401  CDNEXT, GB
 20978         420        196      13  TT_MOBIL Istanbul, TR
 35819         410        394      40  MOBILY-AS Etihad Etisalat Company Mobily,
 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        4981       1424     712  UNINET, MX
  3816        1322        777     200  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         824       1128      28  TELEFONICA BRASIL S.A, BR
 26599         537       2859      75  TELEFONICA BRASIL S.A, BR
 13999         535         73     230  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         754        389      16  LINKdotNET-AS, EG
 29571         530         48     248  ORANGE-COTE-IVOIRE, CI
 36914         454         82       3  KENET-AS, KE
  2018         379        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         128          8      37  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       10163      11544    3634  AMAZON-02, US
  9808        9664       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        4981       1424     712  UNINET, MX
   749        3253      54899    2505  DNIC-AS-00749, US
   367        2641       3211    1235  DNIC-ASBLK-00306-00371, US
  4155        1987        131    1306  USDA-1, US
   209        1693       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1602        106     892  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        4981         4269  UNINET, MX
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2641         1406  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        1693         1384  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1589         1315  ATLANTICBB-JOHNSTOWN, US
  3816        1322         1122  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     /16:5919    /17:2441    /18:2558    
/19:5353    /20:8334    /21:10984   /22:19864   /23:20322   /24:109480  
/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        2500        4981  UNINET, MX
 16509        2133       10163  AMAZON-02, US
 11492        1211        1602  CABLEONE, US
   209         957        1693  CENTURYLINK-US-LEGACY-QWEST, US
 11830         923        1087  Instituto Costarricense de Electricidad y Telecom., CR
 19901         785         933  BRSPD-PUBLIC, US
 11776         739        1589  ATLANTICBB-JOHNSTOWN, US
  6147         673        1079  Telefonica del Peru S.A.A., PE
  8376         549         701  Jordan Data Communications, JO
 36914         444         454  KENET-AS, KE

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

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

   1:15        2:187       3:374       5:395       6:135       7:5      
   8:629      11:171      12:651      13:307      14:99       15:281    
  16:183      17:6        18:753      20:33       21:4        22:188    
  23:1802     24:715      25:2        27:30       29:19       31:172    
  32:1        34:10       35:59       36:1196     37:358      38:791    
  39:537      40:27       41:710      42:13       43:151      44:33     
  45:2798     46:614      47:99       49:12       50:275      51:356    
  52:1354     54:273      55:885      57:21       58:6        59:34     
  60:17       61:54       62:319      63:494      64:1490     65:809    
  66:1168     67:832      68:171      69:808      70:137      71:194    
  72:442      74:689      75:383      76:189      77:239      78:314    
  79:157      80:209      81:186      82:213      83:107      84:189    
  85:340      86:167      87:153      88:174      89:534      90:97     
  91:602      92:425      93:300      94:478      95:170      96:364    
  97:34       98:139      99:154     100:11      101:16      102:223    
 103:974     104:704     105:117     106:3       107:190     108:308    
 109:260     110:27      111:1810    112:447     113:39      114:39     
 115:15      116:35      117:963     118:77      119:106     120:1091   
 121:35      122:80      123:21      124:53      125:15      128:358    
 129:272     130:518     131:836     132:554     133:196     134:340    
 135:88      136:387     137:426     138:849     139:389     140:588    
 141:317     142:718     143:689     144:337     145:67      146:469    
 147:410     148:592     149:456     150:292     151:521     152:573    
 153:117     154:499     155:619     156:446     157:292     158:315    
 159:651     160:849     161:484     162:684     163:275     164:657    
 165:395     166:147     167:393     168:1011    169:96      170:1235   
 171:62      172:979     173:791     174:172     175:44      176:260    
 177:1009    178:270     179:558     180:54      181:905     182:22     
 183:829     184:311     185:2339    186:885     187:914     188:521    
 189:1064    190:2682    191:283     192:3840    193:1305    194:879    
 195:578     196:428     197:667     198:1991    199:3797    200:2550   
 201:2422    202:1089    203:640     204:1704    205:1676    206:1180   
 207:1123    208:902     209:1321    210:339     211:441     212:694    
 213:585     214:1021    215:42      216:1705    217:279     218:525    
 219:37      220:30      221:302     222:20      223:638    

End of report


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