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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jul 31 20:16:49 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 31 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:                              184924
    Prefixes after maximum aggregation (per Origin AS):           83307
    Deaggregation factor:                                          2.22
    Unique aggregates announced (without unneeded subnets):      102860
    Number of IPv4 prefixes with a valid ROA:                     73931
    Number of IPv4 prefixes with an invalid ROA:                     24
    Number of IPv4 prefixes with no ROA:                         110969
Total ASes present in the Internet Routing Table:                 16108
    Prefixes per ASN:                                             11.48
Origin-only ASes present in the Internet Routing Table:           13846
Origin ASes announcing only one prefix:                            6288
Transit ASes present in the Internet Routing Table:                2262
Transit-only ASes present in the Internet Routing Table:            629
Paths with bogon ASNs present in the IPv4 Routing Table:              4
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:               226
    Number of instances of unregistered ASNs:                       228
Number of 32-bit ASNs allocated by the RIRs:                      45056
Number of 32-bit ASNs visible in the Routing Table:                6143
Prefixes from 32-bit ASNs in the Routing Table:                   21244
Number of bogon 32-bit ASNs visible in the Routing Table:             6
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:             92
Number of addresses announced to Internet:                   1119911325
    Equivalent to 66 /8s, 192 /16s and 125 /24s
    Percentage of available address space announced:               30.2
    Percentage of allocated address space announced:               30.2
    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:       50570

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

Prefixes being announced by APNIC Region ASes:                    30443
    Total APNIC prefixes after maximum aggregation:                7339
    APNIC Deaggregation factor:                                    4.15
Prefixes being announced from the APNIC address blocks:           30016
    Unique aggregates announced from the APNIC address blocks:     8401
APNIC Region origin ASes present in the Internet Routing Table:    1205
    APNIC Prefixes per ASN:                                       24.91
APNIC Region origin ASes announcing only one prefix:                481
APNIC Region transit ASes present in the Internet Routing Table:    204
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:    536
Number of APNIC addresses announced to Internet:              202061932
    Equivalent to 12 /8s, 11 /16s and 56 /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:                     85045
    Total ARIN prefixes after maximum aggregation:                46544
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:            83675
    Unique aggregates announced from the ARIN address blocks:     51572
ARIN Region origin ASes present in the Internet Routing Table:     7162
    ARIN Prefixes per ASN:                                        11.68
ARIN Region origin ASes announcing only one prefix:                3105
ARIN Region transit ASes present in the Internet Routing Table:     627
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:    1472
Number of ARIN addresses announced to Internet:               652714337
    Equivalent to 38 /8s, 231 /16s and 161 /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:                     31022
    Total RIPE prefixes after maximum aggregation:                16815
    RIPE Deaggregation factor:                                     1.84
Prefixes being announced from the RIPE address blocks:            32017
    Unique aggregates announced from the RIPE address blocks:     24046
RIPE Region origin ASes present in the Internet Routing Table:     3255
    RIPE Prefixes per ASN:                                         9.84
RIPE Region origin ASes announcing only one prefix:                1391
RIPE Region transit ASes present in the Internet Routing Table:     510
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:    1217
Number of RIPE addresses announced to Internet:               161795792
    Equivalent to 9 /8s, 164 /16s and 206 /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:                   33154
    Total LACNIC prefixes after maximum aggregation:              10422
    LACNIC Deaggregation factor:                                   3.18
Prefixes being announced from the LACNIC address blocks:          32864
    Unique aggregates announced from the LACNIC address blocks:   15647
LACNIC Region origin ASes present in the Internet Routing Table:   3541
    LACNIC Prefixes per ASN:                                       9.28
LACNIC Region origin ASes announcing only one prefix:              1225
LACNIC Region transit ASes present in the Internet Routing Table:   728
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:  2811
Number of LACNIC addresses announced to Internet:              74173184
    Equivalent to 4 /8s, 107 /16s and 203 /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:                   5034
    Total AfriNIC prefixes after maximum aggregation:              2017
    AfriNIC Deaggregation factor:                                  2.50
Prefixes being announced from the AfriNIC address blocks:          6260
    Unique aggregates announced from the AfriNIC address blocks:   3108
AfriNIC Region origin ASes present in the Internet Routing Table:   216
    AfriNIC Prefixes per ASN:                                     28.98
AfriNIC Region origin ASes announcing only one prefix:               86
AfriNIC Region transit ASes present in the Internet Routing Table:   66
Average AfriNIC Region AS path length visible:                      5.5
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  107
Number of AfriNIC addresses announced to Internet:             29111808
    Equivalent to 1 /8s, 188 /16s and 54 /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        9681       8746      74  CHINAMOBILE-CN China Mobile Communication
 56047        1509        192      48  CMNET-HUNAN-AP China Mobile communication
 56046        1506        876     118  CMNET-JIANGSU-AP China Mobile communicati
 56041        1468        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         611      10623     151  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Informa
 56040         485        490     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Communic

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       10281      11565    3650  AMAZON-02, US
   749        3254      54899    2506  DNIC-AS-00749, US
   367        2549       3165    1193  DNIC-ASBLK-00306-00371, US
  4155        2027        134    1324  USDA-1, US
   209        1691       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
  5972        1301        384     581  DNIC-ASBLK-05800-06055, US
  7979        1025         67     209  SERVERS-COM, US
 14618         986       4180     737  AMAZON-AES, US
   855         966        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        1272        106    1036  AKAMAI-ASN1, NL
  3215         897       4814     291  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         732         60      25  Jordan Data Communications, JO
  8452         579       1841      11  TE-AS TE-AS, EG
 51167         551        106     242  CONTABO, DE
212238         468         34     412  CDNEXT, GB
 20978         419        196      13  TT_MOBIL Istanbul, TR
 13046         383         34       5  ASN-ISKON, HR
 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        5124       1572     663  UNINET, MX
  3816        1316        769     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1101        369      22  Telefonica del Peru S.A.A., PE
 11830        1087        324       6  Instituto Costarricense de Electricidad y
 18881         870       1128      28  TELEFONICA BRASIL S.A, BR
 13999         620         94     272  Mega Cable, S.A. de C.V., MX
 26599         538       2891      72  TELEFONICA BRASIL S.A, BR
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         344         44     285  Telmex Colombia S.A., CO
 22884         259         27     202  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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         639        208     266  LINKdotNET-AS, EG
 29571         542         48     257  ORANGE-COTE-IVOIRE, CI
 36914         533         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 36935         258         64      77  Vodafone-, EG
 36947         192        573     127  ALGTEL-AS, DZ
 37492         149        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, EG
 24835         138        142      84  RAYA-AS, EG

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       10281      11565    3650  AMAZON-02, US
  9808        9681       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        5124       1572     663  UNINET, MX
   749        3254      54899    2506  DNIC-AS-00749, US
   367        2549       3165    1193  DNIC-ASBLK-00306-00371, US
  4155        2027        134    1324  USDA-1, US
   209        1691       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 56047        1509        192      48  CMNET-HUNAN-AP China Mobile communication
 56046        1506        876     118  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        9681         9607  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5124         4461  UNINET, MX
 56047        1509         1461  CMNET-HUNAN-AP China Mobile communications corp
 56041        1468         1395  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1506         1388  CMNET-JIANGSU-AP China Mobile communications co
   209        1691         1382  CENTURYLINK-US-LEGACY-QWEST, US
   367        2549         1356  DNIC-ASBLK-00306-00371, US
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, US
  3816        1316         1119  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
41.57.127.0/24       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      /12:91      
/13:126     /14:357     /15:696     /16:5870    /17:2438    /18:2552    
/19:5435    /20:8262    /21:10770   /22:19554   /23:20305   /24:108178  
/25:44      /26:61      /27:70      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2564        5124  UNINET, MX
 16509        2155       10281  AMAZON-02, US
   209         956        1691  CENTURYLINK-US-LEGACY-QWEST, US
 11830         923        1087  Instituto Costarricense de Electricidad y Telecom., CR
 19901         796         945  BRSPD-PUBLIC, US
 11776         740        1590  ATLANTICBB-JOHNSTOWN, US
  6147         695        1101  Telefonica del Peru S.A.A., PE
  8376         580         732  Jordan Data Communications, JO
 36914         511         533  KENET-AS, KE
  7979         439        1025  SERVERS-COM, US

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

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

   1:13        2:181       3:385       5:382       6:148       7:5      
   8:617      11:171      12:649      13:311      14:106      15:285    
  16:184      17:6        18:753      20:33       21:4        22:188    
  23:1746     24:388      25:2        27:46       29:19       31:173    
  32:1        34:10       35:60       36:1195     37:357      38:825    
  39:536      40:27       41:770      42:13       43:178      44:26     
  45:2856     46:635      47:90       49:13       50:268      51:355    
  52:1352     54:277      55:933      57:18       58:33       59:34     
  60:17       61:54       62:326      63:489      64:1413     65:780    
  66:1131     67:682      68:170      69:734      70:140      71:191    
  72:365      74:679      75:381      76:183      77:244      78:283    
  79:160      80:209      81:189      82:221      83:103      84:191    
  85:313      86:161      87:148      88:172      89:559      90:97     
  91:597      92:412      93:316      94:486      95:169      96:158    
  97:34       98:136      99:154     100:11      101:18      102:235    
 103:1211    104:651     105:97      106:4       107:206     108:306    
 109:252     110:22      111:1831    112:447     113:35      114:44     
 115:18      116:34      117:962     118:77      119:106     120:1103   
 121:37      122:78      123:21      124:57      125:21      128:347    
 129:270     130:516     131:848     132:529     133:196     134:340    
 135:80      136:384     137:435     138:845     139:384     140:584    
 141:327     142:704     143:698     144:336     145:66      146:471    
 147:407     148:600     149:457     150:288     151:539     152:536    
 153:116     154:478     155:626     156:441     157:290     158:316    
 159:554     160:606     161:499     162:655     163:272     164:656    
 165:386     166:163     167:418     168:1019    169:137     170:1211   
 171:68      172:916     173:618     174:91      175:46      176:261    
 177:1039    178:220     179:564     180:53      181:917     182:37     
 183:831     184:195     185:2333    186:935     187:1029    188:510    
 189:1226    190:2699    191:272     192:3809    193:1313    194:864    
 195:577     196:466     197:665     198:1986    199:3802    200:2595   
 201:2271    202:1094    203:657     204:1696    205:1674    206:1156   
 207:1099    208:875     209:1326    210:349     211:442     212:710    
 213:574     214:1022    215:42      216:1616    217:270     218:526    
 219:38      220:30      221:300     222:20      223:636    

End of report


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