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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Apr 3 20:16:27 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 03 Apr, 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:                              182252
    Prefixes after maximum aggregation (per Origin AS):           79634
    Deaggregation factor:                                          2.29
    Unique aggregates announced (without unneeded subnets):       99782
    Number of IPv4 prefixes with a valid ROA:                     69085
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         113148
Total ASes present in the Internet Routing Table:                 15598
    Prefixes per ASN:                                             11.68
Origin-only ASes present in the Internet Routing Table:           13477
Origin ASes announcing only one prefix:                            6092
Transit ASes present in the Internet Routing Table:                2121
Transit-only ASes present in the Internet Routing Table:            572
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      31
    Max AS path prepend of ASN ( 28683)                              24
Prefixes from unregistered ASNs in the Routing Table:               222
    Number of instances of unregistered ASNs:                       222
Number of 32-bit ASNs allocated by the RIRs:                      43987
Number of 32-bit ASNs visible in the Routing Table:                5657
Prefixes from 32-bit ASNs in the Routing Table:                   18946
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:             92
Number of addresses announced to Internet:                   1018647609
    Equivalent to 60 /8s, 183 /16s and 84 /24s
    Percentage of available address space announced:               27.5
    Percentage of allocated address space announced:               27.5
    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:       53163

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

Prefixes being announced by APNIC Region ASes:                    28559
    Total APNIC prefixes after maximum aggregation:                6457
    APNIC Deaggregation factor:                                    4.42
Prefixes being announced from the APNIC address blocks:           28252
    Unique aggregates announced from the APNIC address blocks:     7258
APNIC Region origin ASes present in the Internet Routing Table:    1102
    APNIC Prefixes per ASN:                                       25.64
APNIC Region origin ASes announcing only one prefix:                439
APNIC Region transit ASes present in the Internet Routing Table:    183
Average APNIC Region AS path length visible:                        6.3
    Max APNIC Region AS path length visible:                         15
Number of APNIC region 32-bit ASNs visible in the Routing Table:    477
Number of APNIC addresses announced to Internet:              152692872
    Equivalent to 9 /8s, 25 /16s and 232 /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:                     82280
    Total ARIN prefixes after maximum aggregation:                44797
    ARIN Deaggregation factor:                                     1.84
Prefixes being announced from the ARIN address blocks:            81136
    Unique aggregates announced from the ARIN address blocks:     50681
ARIN Region origin ASes present in the Internet Routing Table:     7188
    ARIN Prefixes per ASN:                                        11.29
ARIN Region origin ASes announcing only one prefix:                3062
ARIN Region transit ASes present in the Internet Routing Table:     636
Average ARIN Region AS path length visible:                         5.5
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1470
Number of ARIN addresses announced to Internet:               604432353
    Equivalent to 36 /8s, 6 /16s and 231 /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, 393216-401308
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:                     34807
    Total RIPE prefixes after maximum aggregation:                16446
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:            35287
    Unique aggregates announced from the RIPE address blocks:     23189
RIPE Region origin ASes present in the Internet Routing Table:     3290
    RIPE Prefixes per ASN:                                        10.73
RIPE Region origin ASes announcing only one prefix:                1405
RIPE Region transit ASes present in the Internet Routing Table:     519
Average RIPE Region AS path length visible:                         5.9
    Max RIPE Region AS path length visible:                          31
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1207
Number of RIPE addresses announced to Internet:               157405392
    Equivalent to 9 /8s, 97 /16s and 208 /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:                   31960
    Total LACNIC prefixes after maximum aggregation:              10040
    LACNIC Deaggregation factor:                                   3.18
Prefixes being announced from the LACNIC address blocks:          31659
    Unique aggregates announced from the LACNIC address blocks:   15760
LACNIC Region origin ASes present in the Internet Routing Table:   3102
    LACNIC Prefixes per ASN:                                      10.21
LACNIC Region origin ASes announcing only one prefix:              1080
LACNIC Region transit ASes present in the Internet Routing Table:   616
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:  2371
Number of LACNIC addresses announced to Internet:              73597696
    Equivalent to 4 /8s, 99 /16s and 3 /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:                   4424
    Total AfriNIC prefixes after maximum aggregation:              1712
    AfriNIC Deaggregation factor:                                  2.58
Prefixes being announced from the AfriNIC address blocks:          5826
    Unique aggregates announced from the AfriNIC address blocks:   2807
AfriNIC Region origin ASes present in the Internet Routing Table:   249
    AfriNIC Prefixes per ASN:                                     23.40
AfriNIC Region origin ASes announcing only one prefix:              106
AfriNIC Region transit ASes present in the Internet Routing Table:   60
Average AfriNIC Region AS path length visible:                      5.6
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  132
Number of AfriNIC addresses announced to Internet:             30466304
    Equivalent to 1 /8s, 208 /16s and 225 /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        9651       8741      60  CHINAMOBILE-CN China Mobile Communicati
 56047        1504        192      47  CMNET-HUNAN-AP China Mobile communicati
 56046        1472        874     110  CMNET-JIANGSU-AP China Mobile communica
 56041        1446        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         786        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         762        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
  2907         601       2162     465  SINET-AS Research Organization of Infor
 24445         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
  7497         438        178      21  CSTNET-AS-AP Computer Network Informati
 56040         436        489     108  CMNET-GUANGDONG-AP China Mobile communi

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        9800      11364    3403  AMAZON-02, US
   749        3202      54912    2454  DNIC-AS-00749, US
   367        2898       3582    1372  DNIC-ASBLK-00306-00371, US
 11776        1857        256     220  ATLANTICBB-JOHNSTOWN, US
   209        1693       4898     314  CENTURYLINK-US-LEGACY-QWEST, US
  4155        1563        101    1153  USDA-1, US
  5972        1418        393     636  DNIC-ASBLK-05800-06055, US
  7979        1002         66     196  SERVERS-COM, US
   855         957        255      82  CANET-ASN-4, CA
 19901         845        553     628  BRSPD-PUBLIC, 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
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        1266        108    1037  AKAMAI-ASN1, NL
  3215         900       4830     297  France Telecom - Orange, FR
 25019         816       1032     146  SAUDINETSTC-AS, SA
  8376         714         59      22  Jordan Data Communications, JO
  8452         544       1841      11  TE-AS TE-AS, EG
 51167         438         81     185  CONTABO, DE
 20978         420        196      13  TT_MOBIL Istanbul, TR
 47524         388         53     181  AS-TURKSAT, TR
 35819         386        378      73  MOBILY-AS Etihad Etisalat Company Mobil

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        5356       1553     888  UNINET, MX
  3816        1312        788     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1081        369      22  Telefonica del Peru S.A.A., PE
 11830        1043        324       5  Instituto Costarricense de Electricidad
 18881         920       1128      28  TELEFONICA BRASIL S.A, BR
 11664         591        108     224  Techtel LMDS Comunicaciones Interactiva
 26599         572       2945      46  TELEFONICA BRASIL S.A, BR
 10620         499         64     420  Telmex Colombia S.A., CO
 13999         484         65     207  Mega Cable, S.A. de C.V., MX
 14117         230         39       9  Telefonica del Sur S.A., CL

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         668        241     201  LINKdotNET-AS, EG
 36992         411        656     267  ETISALAT-MISR, EG
  2018         380        319      71  TENET-1, ZA
 36935         266         66      79  Vodafone-, EG
 36914         206         82       3  KENET-AS, KE
 24835         199        162     115  RAYA-AS, EG
 37282         163         26       6  MAINONE, NG
 37492         156        471      44  ORANGE-, TN
 37693         148        595      43  TUNISIANA, TN
 15706         110         12      26  Sudatel, SD

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        9800      11364    3403  AMAZON-02, US
  9808        9651       8741      60  CHINAMOBILE-CN China Mobile Communicati
  8151        5356       1553     888  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3202      54912    2454  DNIC-AS-00749, US
   367        2898       3582    1372  DNIC-ASBLK-00306-00371, US
 11776        1857        256     220  ATLANTICBB-JOHNSTOWN, US
   209        1693       4898     314  CENTURYLINK-US-LEGACY-QWEST, US
  4155        1563        101    1153  USDA-1, US
 56047        1504        192      47  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        9651         9591  CHINAMOBILE-CN China Mobile Communications Grou
 39891        4758         4698  ALJAWWALSTC-AS, SA
  8151        5356         4468  UNINET, MX
 11776        1857         1637  ATLANTICBB-JOHNSTOWN, US
   367        2898         1526  DNIC-ASBLK-00306-00371, US
 56047        1504         1457  CMNET-HUNAN-AP China Mobile communications corp
   209        1693         1379  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1446         1373  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1472         1362  CMNET-JIANGSU-AP China Mobile communications co
  3816        1312         1113  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO

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
      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
     30442  UNALLOCATED  12.155.208.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.231.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.235.0/24           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
41.74.44.0/24        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
41.204.248.0/24      Origin:     36911  RESERVED, ZZ
41.204.248.0/24     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       /9:4       /10:14      /11:25      /12:73      
/13:111     /14:334     /15:673     /16:5241    /17:2442    /18:2579    
/19:5237    /20:8493    /21:10674   /22:19494   /23:20149   /24:106455  
/25:73      /26:43      /27:64      /28:19      /29:21      /30:18      
/31:0       /32:5       

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

   ASN  No of nets  Total ann.  Description
 39891        3440        4758  ALJAWWALSTC-AS, SA
  8151        2938        5356  UNINET, MX
 16509        2082        9800  AMAZON-02, US
   209         956        1693  CENTURYLINK-US-LEGACY-QWEST, US
 11776         892        1857  ATLANTICBB-JOHNSTOWN, US
 11830         884        1043  Instituto Costarricense de Electricidad y Telec
 19901         704         845  BRSPD-PUBLIC, US
  6147         679        1081  Telefonica del Peru S.A.A., PE
  8376         559         714  Jordan Data Communications, JO
  7979         451        1002  SERVERS-COM, US

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

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

   1:8         2:374       3:287       5:1058      6:148       7:5      
   8:618      11:171      12:257      13:317      14:100      15:281    
  16:174      17:6        18:705      20:34       21:4        22:188    
  23:1793     24:404      25:2        27:18       29:19       31:173    
  32:1        34:5        35:53       36:1152     37:474      38:846    
  39:523      40:8        41:576      42:22       43:183      44:28     
  45:2306     46:578      47:99       49:11       50:254      51:470    
  52:1354     54:269      55:998      57:16       58:4        59:32     
  60:19       61:65       62:333      63:466      64:1457     65:800    
  66:1215     67:665      68:163      69:730      70:148      71:190    
  72:369      74:729      75:391      76:208      77:274      78:486    
  79:161      80:199      81:170      82:166      83:94       84:178    
  85:316      86:144      87:142      88:119      89:460      90:97     
  91:538      92:399      93:777      94:529      95:1081     96:164    
  97:30       98:126      99:146     100:22      101:26      102:224    
 103:1063    104:687     105:31      106:3       107:220     108:299    
 109:225     110:26      111:1795    112:447     113:40      114:32     
 115:11      116:32      117:950     118:51      119:97      120:1091   
 121:32      122:86      123:20      124:57      125:11      128:353    
 129:321     130:470     131:780     132:501     133:264     134:321    
 135:66      136:367     137:372     138:768     139:396     140:585    
 141:323     142:680     143:585     144:319     145:58      146:467    
 147:319     148:597     149:513     150:291     151:498     152:363    
 153:116     154:570     155:662     156:378     157:250     158:319    
 159:525     160:328     161:415     162:688     163:287     164:626    
 165:373     166:100     167:379     168:998     169:156     170:1240   
 171:66      172:901     173:619     174:105     175:46      176:402    
 177:728     178:325     179:494     180:43      181:980     182:20     
 183:854     184:200     185:2209    186:999     187:732     188:478    
 189:1090    190:2972    191:193     192:3643    193:1206    194:777    
 195:555     196:392     197:385     198:1822    199:3355    200:2739   
 201:2551    202:936     203:593     204:1730    205:1640    206:1134   
 207:983     208:962     209:1404    210:301     211:424     212:671    
 213:526     214:1046    215:43      216:1685    217:262     218:515    
 219:19      220:29      221:302     222:22      223:632    

End of report


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