[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 29 20:16:41 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 29 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:                              188842
    Prefixes after maximum aggregation (per Origin AS):           84712
    Deaggregation factor:                                          2.23
    Unique aggregates announced (without unneeded subnets):      104842
    Number of IPv4 prefixes with a valid ROA:                     77380
    Number of IPv4 prefixes with an invalid ROA:                     21
    Number of IPv4 prefixes with no ROA:                         111441
Total ASes present in the Internet Routing Table:                 16269
    Prefixes per ASN:                                             11.61
Origin-only ASes present in the Internet Routing Table:           14009
Origin ASes announcing only one prefix:                            6448
Transit ASes present in the Internet Routing Table:                2260
Transit-only ASes present in the Internet Routing Table:            620
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:               228
    Number of instances of unregistered ASNs:                       230
Number of 32-bit ASNs allocated by the RIRs:                      45047
Number of 32-bit ASNs visible in the Routing Table:                6121
Prefixes from 32-bit ASNs in the Routing Table:                   20997
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:             93
Number of addresses announced to Internet:                   1154430877
    Equivalent to 68 /8s, 207 /16s and 55 /24s
    Percentage of available address space announced:               31.2
    Percentage of allocated address space announced:               31.2
    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:       52415

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

Prefixes being announced by APNIC Region ASes:                    30447
    Total APNIC prefixes after maximum aggregation:                7281
    APNIC Deaggregation factor:                                    4.18
Prefixes being announced from the APNIC address blocks:           30012
    Unique aggregates announced from the APNIC address blocks:     8334
APNIC Region origin ASes present in the Internet Routing Table:    1184
    APNIC Prefixes per ASN:                                       25.35
APNIC Region origin ASes announcing only one prefix:                480
APNIC Region transit ASes present in the Internet Routing Table:    200
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:    516
Number of APNIC addresses announced to Internet:              202041708
    Equivalent to 12 /8s, 10 /16s and 233 /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:                     85036
    Total ARIN prefixes after maximum aggregation:                46584
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:            83827
    Unique aggregates announced from the ARIN address blocks:     51651
ARIN Region origin ASes present in the Internet Routing Table:     7179
    ARIN Prefixes per ASN:                                        11.68
ARIN Region origin ASes announcing only one prefix:                3115
ARIN Region transit ASes present in the Internet Routing Table:     626
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:    1467
Number of ARIN addresses announced to Internet:               653317217
    Equivalent to 38 /8s, 240 /16s and 212 /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:                     35031
    Total RIPE prefixes after maximum aggregation:                18369
    RIPE Deaggregation factor:                                     1.91
Prefixes being announced from the RIPE address blocks:            35909
    Unique aggregates announced from the RIPE address blocks:     25966
RIPE Region origin ASes present in the Internet Routing Table:     3493
    RIPE Prefixes per ASN:                                        10.28
RIPE Region origin ASes announcing only one prefix:                1529
RIPE Region transit ASes present in the Internet Routing Table:     532
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1301
Number of RIPE addresses announced to Internet:               198132688
    Equivalent to 11 /8s, 207 /16s and 67 /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:                   33163
    Total LACNIC prefixes after maximum aggregation:              10425
    LACNIC Deaggregation factor:                                   3.18
Prefixes being announced from the LACNIC address blocks:          32876
    Unique aggregates announced from the LACNIC address blocks:   15801
LACNIC Region origin ASes present in the Internet Routing Table:   3459
    LACNIC Prefixes per ASN:                                       9.50
LACNIC Region origin ASes announcing only one prefix:              1233
LACNIC Region transit ASes present in the Internet Routing Table:   713
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:  2727
Number of LACNIC addresses announced to Internet:              74215680
    Equivalent to 4 /8s, 108 /16s and 113 /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:                   4937
    Total AfriNIC prefixes after maximum aggregation:              1881
    AfriNIC Deaggregation factor:                                  2.62
Prefixes being announced from the AfriNIC address blocks:          6125
    Unique aggregates announced from the AfriNIC address blocks:   3003
AfriNIC Region origin ASes present in the Internet Routing Table:   232
    AfriNIC Prefixes per ASN:                                     26.40
AfriNIC Region origin ASes announcing only one prefix:               91
AfriNIC Region transit ASes present in the Internet Routing Table:   68
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:  110
Number of AfriNIC addresses announced to Internet:             26669056
    Equivalent to 1 /8s, 150 /16s and 240 /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
 56046        1509        876     117  CMNET-JIANGSU-AP China Mobile communicati
 56047        1509        192      48  CMNET-HUNAN-AP China Mobile communication
 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         614      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       10271      11564    3655  AMAZON-02, US
   749        3254      54899    2506  DNIC-AS-00749, US
   367        2533       3183    1172  DNIC-ASBLK-00306-00371, US
  4155        2023        130    1328  USDA-1, US
   209        1690       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         987       4180     738  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        1282        102    1044  AKAMAI-ASN1, NL
  3215         897       4814     291  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         701         60      24  Jordan Data Communications, JO
  8452         579       1841      11  TE-AS TE-AS, EG
 51167         548        105     240  CONTABO, DE
 15897         528        183      25  VODAFONETURKEY, TR
212238         470         34     413  CDNEXT, GB
 20978         420        196      13  TT_MOBIL Istanbul, TR
  3329         389        271      79  HOL-GR Athens, Greece, GR

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        5136       1589     669  UNINET, MX
  3816        1315        769     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1098        369      22  Telefonica del Peru S.A.A., PE
 11830        1087        324       6  Instituto Costarricense de Electricidad y
 18881         876       1128      28  TELEFONICA BRASIL S.A, BR
 22884         621         50     389  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26599         541       2891      72  TELEFONICA BRASIL S.A, BR
 13999         508         66     223  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         343         44     284  Telmex Colombia S.A., CO

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
 29571         668         55     288  ORANGE-COTE-IVOIRE, CI
 24863         663        211     271  LINKdotNET-AS, EG
 36914         524         82       3  KENET-AS, KE
  2018         371        319      70  TENET-1, ZA
 36935         258         64      77  Vodafone-, EG
 37693         148        597      51  TUNISIANA, TN
 24835         147        145      83  RAYA-AS, EG
 37492         145        471      44  ORANGE-, TN
 37480         128          8      35  Cobranet, NG
 36992         118        187     101  ETISALAT-MISR, 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       10271      11564    3655  AMAZON-02, US
  9808        9681       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        5136       1589     669  UNINET, MX
   749        3254      54899    2506  DNIC-AS-00749, US
   367        2533       3183    1172  DNIC-ASBLK-00306-00371, US
  4155        2023        130    1328  USDA-1, US
   209        1690       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 56046        1509        876     117  CMNET-JIANGSU-AP China Mobile communicati
 56047        1509        192      48  CMNET-HUNAN-AP China Mobile communication

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        5136         4467  UNINET, MX
 56047        1509         1461  CMNET-HUNAN-AP China Mobile communications corp
 56041        1468         1395  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1509         1392  CMNET-JIANGSU-AP China Mobile communications co
   209        1690         1381  CENTURYLINK-US-LEGACY-QWEST, US
   367        2533         1361  DNIC-ASBLK-00306-00371, US
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, US
  3816        1315         1118  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      /11:32      /12:94      
/13:145     /14:387     /15:767     /16:6045    /17:2603    /18:2724    
/19:5702    /20:8575    /21:11033   /22:20256   /23:20590   /24:109650  
/25:41      /26:46      /27:67      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2507        5136  UNINET, MX
 16509        2153       10271  AMAZON-02, US
   209         955        1690  CENTURYLINK-US-LEGACY-QWEST, US
 11830         923        1087  Instituto Costarricense de Electricidad y Telecom., CR
 19901         789         938  BRSPD-PUBLIC, US
 11776         740        1590  ATLANTICBB-JOHNSTOWN, US
  6147         692        1098  Telefonica del Peru S.A.A., PE
 22884         576         621  TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
  8376         551         701  Jordan Data Communications, JO
 36914         502         524  KENET-AS, KE

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

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

   1:13        2:188       3:386       5:396       6:135       7:5      
   8:621      11:171      12:651      13:311      14:100      15:285    
  16:184      17:6        18:753      20:33       21:4        22:188    
  23:1760     24:381      25:2        27:34       29:19       31:238    
  32:1        34:10       35:60       36:1195     37:396      38:858    
  39:536      40:27       41:802      42:12       43:178      44:27     
  45:2783     46:683      47:138      49:13       50:267      51:355    
  52:1352     54:276      55:928      57:18       58:33       59:35     
  60:17       61:54       62:366      63:487      64:1417     65:778    
  66:1138     67:682      68:170      69:718      70:139      71:194    
  72:369      74:678      75:382      76:186      77:246      78:279    
  79:165      80:228      81:200      82:220      83:124      84:198    
  85:379      86:173      87:145      88:174      89:570      90:96     
  91:660      92:414      93:326      94:490      95:181      96:158    
  97:34       98:132      99:154     100:11      101:18      102:230    
 103:1165    104:650     105:74      106:3       107:186     108:306    
 109:255     110:24      111:1831    112:448     113:35      114:130    
 115:18      116:34      117:962     118:74      119:105     120:1104   
 121:39      122:77      123:19      124:57      125:19      128:342    
 129:271     130:516     131:821     132:553     133:194     134:355    
 135:82      136:385     137:434     138:816     139:398     140:584    
 141:338     142:705     143:688     144:336     145:77      146:506    
 147:407     148:691     149:460     150:291     151:527     152:537    
 153:116     154:489     155:627     156:446     157:290     158:317    
 159:561     160:665     161:501     162:657     163:271     164:660    
 165:386     166:161     167:405     168:974     169:137     170:1196   
 171:68      172:924     173:621     174:91      175:48      176:268    
 177:970     178:228     179:545     180:53      181:923     182:35     
 183:831     184:201     185:2468    186:956     187:1246    188:575    
 189:1227    190:2693    191:264     192:3825    193:1415    194:1000   
 195:670     196:429     197:654     198:1970    199:3807    200:2552   
 201:2310    202:1093    203:654     204:1700    205:1685    206:1145   
 207:1102    208:870     209:1310    210:348     211:442     212:737    
 213:707     214:1024    215:42      216:1623    217:335     218:526    
 219:38      220:30      221:302     222:20      223:635    

End of report


More information about the ren-bgp-stats-all mailing list