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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Feb 24 20:16:29 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 24 Feb, 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:                              183260
    Prefixes after maximum aggregation (per Origin AS):           79930
    Deaggregation factor:                                          2.29
    Unique aggregates announced (without unneeded subnets):      100362
    Number of IPv4 prefixes with a valid ROA:                     69038
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         114199
Total ASes present in the Internet Routing Table:                 15362
    Prefixes per ASN:                                             11.93
Origin-only ASes present in the Internet Routing Table:           13296
Origin ASes announcing only one prefix:                            6060
Transit ASes present in the Internet Routing Table:                2066
Transit-only ASes present in the Internet Routing Table:            553
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      28
    Max AS path prepend of ASN ( 11816)                              21
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:                      43704
Number of 32-bit ASNs visible in the Routing Table:                5504
Prefixes from 32-bit ASNs in the Routing Table:                   18531
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:             81
Number of addresses announced to Internet:                   1035063353
    Equivalent to 61 /8s, 177 /16s and 208 /24s
    Percentage of available address space announced:               28.0
    Percentage of allocated address space announced:               28.0
    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:       53784

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

Prefixes being announced by APNIC Region ASes:                    28555
    Total APNIC prefixes after maximum aggregation:                6425
    APNIC Deaggregation factor:                                    4.44
Prefixes being announced from the APNIC address blocks:           28352
    Unique aggregates announced from the APNIC address blocks:     7426
APNIC Region origin ASes present in the Internet Routing Table:    1056
    APNIC Prefixes per ASN:                                       26.85
APNIC Region origin ASes announcing only one prefix:                433
APNIC Region transit ASes present in the Internet Routing Table:    179
Average APNIC Region AS path length visible:                        6.3
    Max APNIC Region AS path length visible:                         13
Number of APNIC region 32-bit ASNs visible in the Routing Table:    451
Number of APNIC addresses announced to Internet:              170997896
    Equivalent to 10 /8s, 49 /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:                     82462
    Total ARIN prefixes after maximum aggregation:                44947
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:            81327
    Unique aggregates announced from the ARIN address blocks:     50509
ARIN Region origin ASes present in the Internet Routing Table:     7216
    ARIN Prefixes per ASN:                                        11.27
ARIN Region origin ASes announcing only one prefix:                3084
ARIN Region transit ASes present in the Internet Routing Table:     642
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1465
Number of ARIN addresses announced to Internet:               605700321
    Equivalent to 36 /8s, 26 /16s and 64 /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:                     35032
    Total RIPE prefixes after maximum aggregation:                16339
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:            35569
    Unique aggregates announced from the RIPE address blocks:     23509
RIPE Region origin ASes present in the Internet Routing Table:     3248
    RIPE Prefixes per ASN:                                        10.95
RIPE Region origin ASes announcing only one prefix:                1388
RIPE Region transit ASes present in the Internet Routing Table:     494
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1186
Number of RIPE addresses announced to Internet:               155161040
    Equivalent to 9 /8s, 63 /16s and 145 /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:                   32036
    Total LACNIC prefixes after maximum aggregation:              10153
    LACNIC Deaggregation factor:                                   3.16
Prefixes being announced from the LACNIC address blocks:          31811
    Unique aggregates announced from the LACNIC address blocks:   15743
LACNIC Region origin ASes present in the Internet Routing Table:   2996
    LACNIC Prefixes per ASN:                                      10.62
LACNIC Region origin ASes announcing only one prefix:              1070
LACNIC Region transit ASes present in the Internet Routing Table:   586
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:  2301
Number of LACNIC addresses announced to Internet:              74018048
    Equivalent to 4 /8s, 105 /16s and 109 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                   4953
    Total AfriNIC prefixes after maximum aggregation:              1883
    AfriNIC Deaggregation factor:                                  2.63
Prefixes being announced from the AfriNIC address blocks:          6120
    Unique aggregates announced from the AfriNIC address blocks:   3096
AfriNIC Region origin ASes present in the Internet Routing Table:   203
    AfriNIC Prefixes per ASN:                                     30.15
AfriNIC Region origin ASes announcing only one prefix:               85
AfriNIC Region transit ASes present in the Internet Routing Table:   61
Average AfriNIC Region AS path length visible:                      5.5
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  101
Number of AfriNIC addresses announced to Internet:             29138688
    Equivalent to 1 /8s, 188 /16s and 159 /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        9640       8739      51  CHINAMOBILE-CN China Mobile Communicati
 56047        1469        188      34  CMNET-HUNAN-AP China Mobile communicati
 56046        1444        874     110  CMNET-JIANGSU-AP China Mobile communica
 56041        1435        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         777        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         760        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         441        180      23  CSTNET-AS-AP Computer Network Informati
 56040         434        488     105  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        9646      11244    3329  AMAZON-02, US
   749        3183      54927    2435  DNIC-AS-00749, US
   367        2885       3643    1401  DNIC-ASBLK-00306-00371, US
 11776        1855        256     219  ATLANTICBB-JOHNSTOWN, US
   209        1708       4899     321  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1464        394     653  DNIC-ASBLK-05800-06055, US
  4155        1212         79     969  USDA-1, US
  7979         989         65     196  SERVERS-COM, US
   855         960        255      83  CANET-ASN-4, CA
 16625         930        434     856  AKAMAI-AS, 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        4754        286      59  ALJAWWALSTC-AS, SA
 20940        1366        114    1101  AKAMAI-ASN1, NL
  3215         898       4811     302  France Telecom - Orange, FR
 25019         816       1032     146  SAUDINETSTC-AS, SA
  8376         716         60      22  Jordan Data Communications, JO
  8452         570       1841      11  TE-AS TE-AS, EG
  6849         478        306      17  UKRTELNET, UA
 51167         437         79     185  CONTABO, DE
 35819         434        434      46  MOBILY-AS Etihad Etisalat Company Mobil
 20978         420        196      13  TT_MOBIL Istanbul, TR

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        5391       1558     930  UNINET, MX
  3816        1310        787     193  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1087        369      22  Telefonica del Peru S.A.A., PE
 11830        1042        324       5  Instituto Costarricense de Electricidad
 18881         989       1120      28  TELEFONICA BRASIL S.A, BR
 11664         591        108     222  Techtel LMDS Comunicaciones Interactiva
 26599         562       2941      45  TELEFONICA BRASIL S.A, BR
 10620         515         69     430  Telmex Colombia S.A., CO
 13999         481         69     208  Mega Cable, S.A. de C.V., MX
 28343         307         58      93  UNIFIQUE TELECOMUNICACOES SA, BR

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         605        235     202  LINKdotNET-AS, EG
 36992         486        777     258  ETISALAT-MISR, EG
 29571         473         35     241  ORANGE-COTE-IVOIRE, CI
  2018         380        319      71  TENET-1, ZA
 36914         318         82       3  KENET-AS, KE
 36935         267         67      80  Vodafone-, EG
 24835         198        161     114  RAYA-AS, EG
 37492         169        471      44  ORANGE-, TN
327687         160         28       3  RENU, UG
 37693         145        595      51  TUNISIANA, TN

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        9646      11244    3329  AMAZON-02, US
  9808        9640       8739      51  CHINAMOBILE-CN China Mobile Communicati
  8151        5391       1558     930  UNINET, MX
 39891        4754        286      59  ALJAWWALSTC-AS, SA
   749        3183      54927    2435  DNIC-AS-00749, US
   367        2885       3643    1401  DNIC-ASBLK-00306-00371, US
 11776        1855        256     219  ATLANTICBB-JOHNSTOWN, US
   209        1708       4899     321  CENTURYLINK-US-LEGACY-QWEST, US
 56047        1469        188      34  CMNET-HUNAN-AP China Mobile communicati
  5972        1464        394     653  DNIC-ASBLK-05800-06055, US

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        9640         9589  CHINAMOBILE-CN China Mobile Communications Grou
 39891        4754         4695  ALJAWWALSTC-AS, SA
  8151        5391         4461  UNINET, MX
 11776        1855         1636  ATLANTICBB-JOHNSTOWN, US
   367        2885         1484  DNIC-ASBLK-00306-00371, US
 56047        1469         1435  CMNET-HUNAN-AP China Mobile communications corp
   209        1708         1387  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1435         1362  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1444         1334  CMNET-JIANGSU-AP China Mobile communications co
  3816        1310         1117  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
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             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
     13342  UNALLOCATED  12.180.92.0/22            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
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
41.77.208.0/22       Origin:     37475  RESERVED, ZZ
41.77.208.0/22      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       /9:4       /10:14      /11:27      /12:73      
/13:112     /14:335     /15:668     /16:5368    /17:2516    /18:2593    
/19:5381    /20:8761    /21:10809   /22:19619   /23:20598   /24:106100  
/25:83      /26:52      /27:73      /28:19      /29:21      /30:16      
/31:0       /32:7       

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

   ASN  No of nets  Total ann.  Description
 39891        3436        4754  ALJAWWALSTC-AS, SA
  8151        2949        5391  UNINET, MX
 16509        2043        9646  AMAZON-02, US
   209         964        1708  CENTURYLINK-US-LEGACY-QWEST, US
 11776         893        1855  ATLANTICBB-JOHNSTOWN, US
 11830         882        1042  Instituto Costarricense de Electricidad y Telec
  6147         685        1087  Telefonica del Peru S.A.A., PE
 19901         680         819  BRSPD-PUBLIC, US
  8376         559         716  Jordan Data Communications, JO
  7979         442         989  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         2:458       3:269       5:1074      6:151       7:5      
   8:617      11:171      12:257      13:329      14:98       15:280    
  16:173      17:6        18:686      20:30       21:4        22:188    
  23:1880     24:401      25:2        27:18       29:19       31:155    
  32:1        34:3        35:53       36:1111     37:518      38:823    
  39:523      40:8        41:507      42:23       43:172      44:35     
  45:2292     46:561      47:99       49:10       50:249      51:472    
  52:1352     54:274      55:857      57:17       58:5        59:33     
  60:19       61:63       62:345      63:459      64:1524     65:822    
  66:1270     67:673      68:166      69:722      70:150      71:191    
  72:371      74:718      75:392      76:210      77:265      78:550    
  79:159      80:169      81:179      82:182      83:92       84:178    
  85:277      86:148      87:150      88:101      89:293      90:96     
  91:514      92:391      93:778      94:492      95:1091     96:169    
  97:30       98:128      99:148     100:22      101:25      102:181    
 103:951     104:690     105:130     106:2       107:227     108:292    
 109:209     110:26      111:1745    112:447     113:40      114:32     
 115:10      116:32      117:946     118:50      119:94      120:1088   
 121:31      122:81      123:20      124:57      125:11      128:425    
 129:279     130:508     131:776     132:508     133:265     134:322    
 135:68      136:358     137:439     138:708     139:411     140:574    
 141:197     142:699     143:585     144:313     145:67      146:470    
 147:322     148:585     149:517     150:279     151:541     152:372    
 153:117     154:464     155:660     156:298     157:219     158:313    
 159:523     160:627     161:419     162:685     163:282     164:587    
 165:381     166:104     167:375     168:932     169:153     170:1214   
 171:62      172:890     173:619     174:107     175:43      176:408    
 177:687     178:292     179:477     180:44      181:959     182:10     
 183:853     184:207     185:2185    186:1016    187:748     188:482    
 189:1062    190:2908    191:198     192:3664    193:1227    194:767    
 195:562     196:481     197:578     198:1902    199:3009    200:2717   
 201:2572    202:907     203:608     204:1739    205:1662    206:1131   
 207:1046    208:995     209:1392    210:292     211:421     212:708    
 213:537     214:1071    215:37      216:1681    217:303     218:515    
 219:19      220:30      221:292     222:18      223:628    

End of report


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