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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jun 29 20:16:36 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 29 Jun, 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:                              191125
    Prefixes after maximum aggregation (per Origin AS):           86339
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      107105
    Number of IPv4 prefixes with a valid ROA:                     75629
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         115477
Total ASes present in the Internet Routing Table:                 16885
    Prefixes per ASN:                                             11.32
Origin-only ASes present in the Internet Routing Table:           14464
Origin ASes announcing only one prefix:                            6658
Transit ASes present in the Internet Routing Table:                2421
Transit-only ASes present in the Internet Routing Table:            701
Paths with bogon ASNs present in the IPv4 Routing Table:              2
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      41
    Max AS path prepend of ASN ( 59588)                              32
Prefixes from unregistered ASNs in the Routing Table:               217
    Number of instances of unregistered ASNs:                       217
Number of 32-bit ASNs allocated by the RIRs:                      44915
Number of 32-bit ASNs visible in the Routing Table:                6394
Prefixes from 32-bit ASNs in the Routing Table:                   21807
Number of bogon 32-bit ASNs visible in the Routing Table:             0
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:             90
Number of addresses announced to Internet:                   1135592861
    Equivalent to 67 /8s, 175 /16s and 197 /24s
    Percentage of available address space announced:               30.7
    Percentage of allocated address space announced:               30.7
    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:       54616

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

Prefixes being announced by APNIC Region ASes:                    30300
    Total APNIC prefixes after maximum aggregation:                7186
    APNIC Deaggregation factor:                                    4.22
Prefixes being announced from the APNIC address blocks:           29823
    Unique aggregates announced from the APNIC address blocks:     8184
APNIC Region origin ASes present in the Internet Routing Table:    1159
    APNIC Prefixes per ASN:                                       25.73
APNIC Region origin ASes announcing only one prefix:                468
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:                         21
Number of APNIC region 32-bit ASNs visible in the Routing Table:    512
Number of APNIC addresses announced to Internet:              202684012
    Equivalent to 12 /8s, 20 /16s and 182 /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:                     87684
    Total ARIN prefixes after maximum aggregation:                48313
    ARIN Deaggregation factor:                                     1.81
Prefixes being announced from the ARIN address blocks:            86154
    Unique aggregates announced from the ARIN address blocks:     53766
ARIN Region origin ASes present in the Internet Routing Table:     7346
    ARIN Prefixes per ASN:                                        11.73
ARIN Region origin ASes announcing only one prefix:                3205
ARIN Region transit ASes present in the Internet Routing Table:     668
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:    1512
Number of ARIN addresses announced to Internet:               658550881
    Equivalent to 39 /8s, 64 /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:                     34871
    Total RIPE prefixes after maximum aggregation:                18679
    RIPE Deaggregation factor:                                     1.87
Prefixes being announced from the RIPE address blocks:            35932
    Unique aggregates announced from the RIPE address blocks:     26451
RIPE Region origin ASes present in the Internet Routing Table:     3790
    RIPE Prefixes per ASN:                                         9.48
RIPE Region origin ASes announcing only one prefix:                1641
RIPE Region transit ASes present in the Internet Routing Table:     612
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1412
Number of RIPE addresses announced to Internet:               173456592
    Equivalent to 10 /8s, 86 /16s and 188 /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:                   33411
    Total LACNIC prefixes after maximum aggregation:              10162
    LACNIC Deaggregation factor:                                   3.29
Prefixes being announced from the LACNIC address blocks:          33122
    Unique aggregates announced from the LACNIC address blocks:   15701
LACNIC Region origin ASes present in the Internet Routing Table:   3556
    LACNIC Prefixes per ASN:                                       9.31
LACNIC Region origin ASes announcing only one prefix:              1248
LACNIC Region transit ASes present in the Internet Routing Table:   744
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:  2832
Number of LACNIC addresses announced to Internet:              74657536
    Equivalent to 4 /8s, 115 /16s and 47 /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:                   4642
    Total AfriNIC prefixes after maximum aggregation:              1831
    AfriNIC Deaggregation factor:                                  2.54
Prefixes being announced from the AfriNIC address blocks:          6004
    Unique aggregates announced from the AfriNIC address blocks:   2915
AfriNIC Region origin ASes present in the Internet Routing Table:   239
    AfriNIC Prefixes per ASN:                                     25.12
AfriNIC Region origin ASes announcing only one prefix:               96
AfriNIC Region transit ASes present in the Internet Routing Table:   74
Average AfriNIC Region AS path length visible:                      5.7
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  126
Number of AfriNIC addresses announced to Internet:             26187008
    Equivalent to 1 /8s, 143 /16s and 149 /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        9683       8745      72  CHINAMOBILE-CN China Mobile Communicati
 56047        1507        192      48  CMNET-HUNAN-AP China Mobile communicati
 56046        1499        876     112  CMNET-JIANGSU-AP China Mobile communica
 56041        1463        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         803        176      57  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         704      10639     150  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Infor
 56040         488        490     109  CMNET-GUANGDONG-AP China Mobile communi
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun

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       10104      11533    3652  AMAZON-02, US
   749        3249      54901    2501  DNIC-AS-00749, US
   367        2657       3273    1243  DNIC-ASBLK-00306-00371, US
  4155        1947        125    1286  USDA-1, US
   209        1694       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1593        222     269  ATLANTICBB-JOHNSTOWN, US
  5972        1305        384     583  DNIC-ASBLK-05800-06055, US
  7979         993         65     201  SERVERS-COM, US
   855         961        255      82  CANET-ASN-4, CA

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        1287        103    1040  AKAMAI-ASN1, NL
  3215         896       4814     290  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         684         60      22  Jordan Data Communications, JO
  8452         583       1841      11  TE-AS TE-AS, EG
 51167         546        105     239  CONTABO, DE
 35819         465        472      60  MOBILY-AS Etihad Etisalat Company Mobil
 20978         420        196      13  TT_MOBIL Istanbul, TR
  8764         394        123      75  TELIA-LIETUVA, LT
212238         392         29     344  CDNEXT, GB

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        6326       1862     747  UNINET, MX
  3816        1316        775     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1093        369      22  Telefonica del Peru S.A.A., PE
 11830        1087        324       5  Instituto Costarricense de Electricidad
 18881         779       1128      28  TELEFONICA BRASIL S.A, BR
 26599         542       2891      72  TELEFONICA BRASIL S.A, BR
 13999         531         73     229  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         355         45     293  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         655        210     276  LINKdotNET-AS, EG
 36914         450         82       3  KENET-AS, KE
 29571         413         43     211  ORANGE-COTE-IVOIRE, CI
  2018         377        319      71  TENET-1, ZA
 36935         261         65      80  Vodafone-, EG
 24835         151        152      89  RAYA-AS, EG
 37492         151        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, EG
 37480         128          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       10104      11533    3652  AMAZON-02, US
  9808        9683       8745      72  CHINAMOBILE-CN China Mobile Communicati
  8151        6326       1862     747  UNINET, MX
   749        3249      54901    2501  DNIC-AS-00749, US
   367        2657       3273    1243  DNIC-ASBLK-00306-00371, US
  4155        1947        125    1286  USDA-1, US
   209        1694       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1593        222     269  ATLANTICBB-JOHNSTOWN, US
 56047        1507        192      48  CMNET-HUNAN-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        9683         9611  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6326         5579  UNINET, MX
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2657         1414  DNIC-ASBLK-00306-00371, US
 56041        1463         1390  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1499         1387  CMNET-JIANGSU-AP China Mobile communications co
   209        1694         1385  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1593         1324  ATLANTICBB-JOHNSTOWN, US
  3816        1316         1125  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1087         1082  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
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     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

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
41.74.44.0/24        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
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      /12:97      
/13:126     /14:364     /15:710     /16:5968    /17:2477    /18:2588    
/19:5632    /20:8668    /21:11376   /22:20514   /23:21014   /24:111315  
/25:43      /26:48      /27:69      /28:19      /29:16      /30:12      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3140        6326  UNINET, MX
 16509        2127       10104  AMAZON-02, US
 11492        1209        1599  CABLEONE, US
   209         958        1694  CENTURYLINK-US-LEGACY-QWEST, US
 11830         924        1087  Instituto Costarricense de Electricidad y Telec
 19901         778         925  BRSPD-PUBLIC, US
 11776         740        1593  ATLANTICBB-JOHNSTOWN, US
  6147         686        1093  Telefonica del Peru S.A.A., PE
  8376         533         684  Jordan Data Communications, JO
  3356         440         857  LEVEL3, US

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

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

   1:13        2:191       3:360       5:544       6:150       7:5      
   8:634      11:171      12:655      13:303      14:98       15:282    
  16:183      17:6        18:741      20:34       21:4        22:188    
  23:1843     24:722      25:2        27:27       29:19       31:190    
  32:1        34:10       35:58       36:1207     37:508      38:786    
  39:528      40:26       41:673      42:13       43:179      44:33     
  45:2759     46:631      47:94       49:12       50:270      51:354    
  52:1370     54:275      55:924      56:1        57:21       58:6      
  59:35       60:17       61:56       62:333      63:496      64:1479   
  65:806      66:1155     67:834      68:171      69:790      70:138    
  71:191      72:465      74:701      75:382      76:182      77:275    
  78:328      79:167      80:257      81:220      82:231      83:127    
  84:196      85:401      86:164      87:169      88:163      89:541    
  90:99       91:688      92:469      93:305      94:495      95:204    
  96:363      97:34       98:137      99:148     100:11      101:15     
 102:222     103:1111    104:692     105:102     106:3       107:176    
 108:306     109:290     110:24      111:1815    112:446     113:46     
 114:35      115:19      116:29      117:968     118:75      119:108    
 120:1088    121:36      122:80      123:21      124:56      125:13     
 128:362     129:275     130:519     131:832     132:521     133:195    
 134:338     135:88      136:392     137:417     138:823     139:383    
 140:584     141:326     142:713     143:632     144:315     145:69     
 146:465     147:398     148:581     149:474     150:292     151:541    
 152:585     153:116     154:503     155:639     156:456     157:284    
 158:334     159:667     160:792     161:458     162:690     163:279    
 164:650     165:397     166:117     167:408     168:1035    169:137    
 170:1263    171:65      172:933     173:781     174:170     175:42     
 176:312     177:918     178:422     179:546     180:57      181:927    
 182:21      183:831     184:308     185:2470    186:910     187:876    
 188:546     189:1216    190:2666    191:260     192:3865    193:1491   
 194:1043    195:662     196:416     197:663     198:2010    199:3757   
 200:2512    201:2577    202:1055    203:627     204:1718    205:1691   
 206:1169    207:1121    208:910     209:1361    210:340     211:431    
 212:712     213:628     214:1010    215:42      216:1719    217:328    
 218:522     219:23      220:29      221:303     222:20      223:635    


End of report


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