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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jul 15 20:16:43 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 15 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:                              187679
    Prefixes after maximum aggregation (per Origin AS):           84237
    Deaggregation factor:                                          2.23
    Unique aggregates announced (without unneeded subnets):      104542
    Number of IPv4 prefixes with a valid ROA:                     73967
    Number of IPv4 prefixes with an invalid ROA:                     21
    Number of IPv4 prefixes with no ROA:                         113691
Total ASes present in the Internet Routing Table:                 16306
    Prefixes per ASN:                                             11.51
Origin-only ASes present in the Internet Routing Table:           13999
Origin ASes announcing only one prefix:                            6420
Transit ASes present in the Internet Routing Table:                2307
Transit-only ASes present in the Internet Routing Table:            637
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:               225
    Number of instances of unregistered ASNs:                       226
Number of 32-bit ASNs allocated by the RIRs:                      44976
Number of 32-bit ASNs visible in the Routing Table:                6170
Prefixes from 32-bit ASNs in the Routing Table:                   21339
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:             94
Number of addresses announced to Internet:                   1123157149
    Equivalent to 66 /8s, 242 /16s and 4 /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:       52344

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

Prefixes being announced by APNIC Region ASes:                    30363
    Total APNIC prefixes after maximum aggregation:                7201
    APNIC Deaggregation factor:                                    4.22
Prefixes being announced from the APNIC address blocks:           29892
    Unique aggregates announced from the APNIC address blocks:     8222
APNIC Region origin ASes present in the Internet Routing Table:    1173
    APNIC Prefixes per ASN:                                       25.48
APNIC Region origin ASes announcing only one prefix:                480
APNIC Region transit ASes present in the Internet Routing Table:    196
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:              202138476
    Equivalent to 12 /8s, 12 /16s and 99 /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:                     87582
    Total ARIN prefixes after maximum aggregation:                48172
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            86249
    Unique aggregates announced from the ARIN address blocks:     53797
ARIN Region origin ASes present in the Internet Routing Table:     7312
    ARIN Prefixes per ASN:                                        11.80
ARIN Region origin ASes announcing only one prefix:                3178
ARIN Region transit ASes present in the Internet Routing Table:     664
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:               655149665
    Equivalent to 39 /8s, 12 /16s and 202 /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:                     31146
    Total RIPE prefixes after maximum aggregation:                16823
    RIPE Deaggregation factor:                                     1.85
Prefixes being announced from the RIPE address blocks:            32166
    Unique aggregates announced from the RIPE address blocks:     24098
RIPE Region origin ASes present in the Internet Routing Table:     3319
    RIPE Prefixes per ASN:                                         9.69
RIPE Region origin ASes announcing only one prefix:                1438
RIPE Region transit ASes present in the Internet Routing Table:     533
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:    1223
Number of RIPE addresses announced to Internet:               163222224
    Equivalent to 9 /8s, 186 /16s and 146 /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:                   33428
    Total LACNIC prefixes after maximum aggregation:              10308
    LACNIC Deaggregation factor:                                   3.24
Prefixes being announced from the LACNIC address blocks:          33105
    Unique aggregates announced from the LACNIC address blocks:   15787
LACNIC Region origin ASes present in the Internet Routing Table:   3555
    LACNIC Prefixes per ASN:                                       9.31
LACNIC Region origin ASes announcing only one prefix:              1242
LACNIC Region transit ASes present in the Internet Routing Table:   737
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:  2815
Number of LACNIC addresses announced to Internet:              74872320
    Equivalent to 4 /8s, 118 /16s and 118 /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:                   4935
    Total AfriNIC prefixes after maximum aggregation:              1564
    AfriNIC Deaggregation factor:                                  3.16
Prefixes being announced from the AfriNIC address blocks:          6173
    Unique aggregates announced from the AfriNIC address blocks:   2550
AfriNIC Region origin ASes present in the Internet Routing Table:   210
    AfriNIC Prefixes per ASN:                                     29.40
AfriNIC Region origin ASes announcing only one prefix:               82
AfriNIC Region transit ASes present in the Internet Routing Table:   65
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:  105
Number of AfriNIC addresses announced to Internet:             27720192
    Equivalent to 1 /8s, 166 /16s and 250 /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       10112      11538    3622  AMAZON-02, US
   749        3253      54899    2505  DNIC-AS-00749, US
   367        2617       3224    1221  DNIC-ASBLK-00306-00371, US
  4155        1968        126    1291  USDA-1, US
   209        1691       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         976       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        1276        102    1036  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         550        105     240  CONTABO, DE
212238         450         33     399  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        5702       1644     750  UNINET, MX
  3816        1322        777     200  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         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
 22724         229         15     103  PUNTONET S.A., EC

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         804        389      16  LINKdotNET-AS, EG
 29571         529         48     246  ORANGE-COTE-IVOIRE, CI
 36914         449         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       10112      11538    3622  AMAZON-02, US
  9808        9663       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        5702       1644     750  UNINET, MX
   749        3253      54899    2505  DNIC-AS-00749, US
   367        2617       3224    1221  DNIC-ASBLK-00306-00371, US
  4155        1968        126    1291  USDA-1, US
   209        1691       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        5702         4952  UNINET, MX
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2617         1396  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        1691         1382  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
41.204.240.0/24      Origin:     36911  RESERVED, ZZ
41.204.240.0/24     Transit:    328766  RESERVED, ZZ

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:11       /9:6       /10:18      /11:30      /12:91      
/13:129     /14:358     /15:698     /16:5940    /17:2443    /18:2569    
/19:5454    /20:8429    /21:11023   /22:19910   /23:20627   /24:109736  
/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        2960        5702  UNINET, MX
 16509        2122       10112  AMAZON-02, US
 11492        1210        1600  CABLEONE, US
   209         955        1691  CENTURYLINK-US-LEGACY-QWEST, US
 11830         923        1087  Instituto Costarricense de Electricidad y Telecom., CR
 19901         784         932  BRSPD-PUBLIC, US
 11776         739        1589  ATLANTICBB-JOHNSTOWN, US
  6147         674        1080  Telefonica del Peru S.A.A., PE
  8376         546         701  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)
----------------------------------------------

   1:14        2:187       3:367       5:391       6:135       7:5      
   8:628      11:171      12:650      13:300      14:99       15:281    
  16:183      17:6        18:752      20:33       21:4        22:188    
  23:1801     24:713      25:2        27:28       29:19       31:159    
  32:1        34:10       35:59       36:1197     37:362      38:839    
  39:536      40:27       41:717      42:13       43:172      44:33     
  45:2790     46:599      47:99       49:12       50:270      51:356    
  52:1352     54:272      55:918      57:21       58:6        59:34     
  60:18       61:54       62:319      63:496      64:1488     65:810    
  66:1158     67:832      68:177      69:814      70:138      71:194    
  72:459      74:694      75:381      76:188      77:235      78:313    
  79:157      80:210      81:181      82:215      83:107      84:189    
  85:337      86:164      87:151      88:173      89:517      90:97     
  91:592      92:424      93:294      94:477      95:164      96:364    
  97:34       98:139      99:154     100:11      101:16      102:223    
 103:1157    104:702     105:77      106:3       107:183     108:309    
 109:247     110:27      111:1814    112:447     113:46      114:37     
 115:15      116:33      117:963     118:76      119:105     120:1091   
 121:36      122:80      123:21      124:56      125:20      128:353    
 129:277     130:519     131:835     132:550     133:196     134:341    
 135:88      136:384     137:426     138:841     139:389     140:596    
 141:330     142:720     143:644     144:335     145:67      146:469    
 147:404     148:595     149:468     150:292     151:519     152:581    
 153:117     154:523     155:631     156:440     157:288     158:321    
 159:653     160:856     161:461     162:689     163:274     164:655    
 165:395     166:139     167:418     168:1017    169:138     170:1252   
 171:63      172:936     173:788     174:173     175:44      176:254    
 177:984     178:266     179:555     180:58      181:899     182:23     
 183:828     184:312     185:2205    186:938     187:968     188:515    
 189:1151    190:2677    191:284     192:3841    193:1281    194:860    
 195:570     196:426     197:665     198:2004    199:3773    200:2576   
 201:2534    202:1078    203:646     204:1702    205:1688    206:1165   
 207:1120    208:906     209:1352    210:338     211:439     212:692    
 213:579     214:1010    215:42      216:1717    217:267     218:525    
 219:30      220:29      221:302     222:20      223:638    

End of report


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