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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Apr 1 20:16:28 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 01 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:                              182350
    Prefixes after maximum aggregation (per Origin AS):           79593
    Deaggregation factor:                                          2.29
    Unique aggregates announced (without unneeded subnets):       99742
    Number of IPv4 prefixes with a valid ROA:                     69334
    Number of IPv4 prefixes with an invalid ROA:                     17
    Number of IPv4 prefixes with no ROA:                         112999
Total ASes present in the Internet Routing Table:                 15605
    Prefixes per ASN:                                             11.69
Origin-only ASes present in the Internet Routing Table:           13475
Origin ASes announcing only one prefix:                            6088
Transit ASes present in the Internet Routing Table:                2130
Transit-only ASes present in the Internet Routing Table:            588
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:                                      28
    Max AS path prepend of ASN ( 28683)                              24
Prefixes from unregistered ASNs in the Routing Table:               221
    Number of instances of unregistered ASNs:                       221
Number of 32-bit ASNs allocated by the RIRs:                      43985
Number of 32-bit ASNs visible in the Routing Table:                5674
Prefixes from 32-bit ASNs in the Routing Table:                   19006
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:             93
Number of addresses announced to Internet:                   1019546937
    Equivalent to 60 /8s, 197 /16s and 13 /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:       53218

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

Prefixes being announced by APNIC Region ASes:                    28444
    Total APNIC prefixes after maximum aggregation:                6376
    APNIC Deaggregation factor:                                    4.46
Prefixes being announced from the APNIC address blocks:           28189
    Unique aggregates announced from the APNIC address blocks:     7230
APNIC Region origin ASes present in the Internet Routing Table:    1087
    APNIC Prefixes per ASN:                                       25.93
APNIC Region origin ASes announcing only one prefix:                434
APNIC Region transit ASes present in the Internet Routing Table:    178
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:    466
Number of APNIC addresses announced to Internet:              152799112
    Equivalent to 9 /8s, 27 /16s and 135 /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:                     82321
    Total ARIN prefixes after maximum aggregation:                44806
    ARIN Deaggregation factor:                                     1.84
Prefixes being announced from the ARIN address blocks:            81158
    Unique aggregates announced from the ARIN address blocks:     50652
ARIN Region origin ASes present in the Internet Routing Table:     7190
    ARIN Prefixes per ASN:                                        11.29
ARIN Region origin ASes announcing only one prefix:                3068
ARIN Region transit ASes present in the Internet Routing Table:     640
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:    1467
Number of ARIN addresses announced to Internet:               605089249
    Equivalent to 36 /8s, 16 /16s and 237 /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:                     34902
    Total RIPE prefixes after maximum aggregation:                16484
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:            35400
    Unique aggregates announced from the RIPE address blocks:     23243
RIPE Region origin ASes present in the Internet Routing Table:     3273
    RIPE Prefixes per ASN:                                        10.82
RIPE Region origin ASes announcing only one prefix:                1398
RIPE Region transit ASes present in the Internet Routing Table:     512
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          27
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1205
Number of RIPE addresses announced to Internet:               157483216
    Equivalent to 9 /8s, 99 /16s and 0 /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:                   31955
    Total LACNIC prefixes after maximum aggregation:              10054
    LACNIC Deaggregation factor:                                   3.18
Prefixes being announced from the LACNIC address blocks:          31640
    Unique aggregates announced from the LACNIC address blocks:   15765
LACNIC Region origin ASes present in the Internet Routing Table:   3125
    LACNIC Prefixes per ASN:                                      10.12
LACNIC Region origin ASes announcing only one prefix:              1083
LACNIC Region transit ASes present in the Internet Routing Table:   627
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:  2407
Number of LACNIC addresses announced to Internet:              73646336
    Equivalent to 4 /8s, 99 /16s and 193 /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:                   4507
    Total AfriNIC prefixes after maximum aggregation:              1692
    AfriNIC Deaggregation factor:                                  2.66
Prefixes being announced from the AfriNIC address blocks:          5870
    Unique aggregates announced from the AfriNIC address blocks:   2764
AfriNIC Region origin ASes present in the Internet Routing Table:   248
    AfriNIC Prefixes per ASN:                                     23.67
AfriNIC Region origin ASes announcing only one prefix:              105
AfriNIC Region transit ASes present in the Internet Routing Table:   59
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:  129
Number of AfriNIC addresses announced to Internet:             30475776
    Equivalent to 1 /8s, 209 /16s and 6 /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        9649       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        1443        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         442        180      24  CSTNET-AS-AP Computer Network Informati
 56040         435        488     107  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        9789      11363    3413  AMAZON-02, US
   749        3189      54916    2441  DNIC-AS-00749, US
   367        2879       3580    1363  DNIC-ASBLK-00306-00371, US
 11776        1857        256     220  ATLANTICBB-JOHNSTOWN, US
   209        1694       4898     314  CENTURYLINK-US-LEGACY-QWEST, US
  4155        1565        101    1151  USDA-1, US
  5972        1419        393     636  DNIC-ASBLK-05800-06055, US
  7979        1002         66     196  SERVERS-COM, US
   855         957        255      82  CANET-ASN-4, CA
 19901         844        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        1275        108    1045  AKAMAI-ASN1, NL
  3215         901       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
 58224         442        224     350  TCI, IR
 51167         438         81     185  CONTABO, DE
 20978         420        196      13  TT_MOBIL Istanbul, 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        5372       1554     859  UNINET, MX
  3816        1313        788     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1089        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         545         71     456  Telmex Colombia S.A., CO
 13999         485         66     208  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         643        238     187  LINKdotNET-AS, EG
 36992         404        638     266  ETISALAT-MISR, EG
  2018         380        319      71  TENET-1, ZA
 36935         268         67      79  Vodafone-, EG
 36914         203         82       3  KENET-AS, KE
 24835         199        162     115  RAYA-AS, EG
 37282         163         26       6  MAINONE, NG
327687         162         28       3  RENU, UG
 37492         156        471      44  ORANGE-, TN
 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        9789      11363    3413  AMAZON-02, US
  9808        9649       8741      60  CHINAMOBILE-CN China Mobile Communicati
  8151        5372       1554     859  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3189      54916    2441  DNIC-AS-00749, US
   367        2879       3580    1363  DNIC-ASBLK-00306-00371, US
 11776        1857        256     220  ATLANTICBB-JOHNSTOWN, US
   209        1694       4898     314  CENTURYLINK-US-LEGACY-QWEST, US
  4155        1565        101    1151  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        9649         9589  CHINAMOBILE-CN China Mobile Communications Grou
 39891        4758         4698  ALJAWWALSTC-AS, SA
  8151        5372         4513  UNINET, MX
 11776        1857         1637  ATLANTICBB-JOHNSTOWN, US
   367        2879         1516  DNIC-ASBLK-00306-00371, US
 56047        1504         1457  CMNET-HUNAN-AP China Mobile communications corp
   209        1694         1380  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1443         1370  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1472         1362  CMNET-JIANGSU-AP China Mobile communications co
  3816        1313         1119  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             1835  FSKNET-DK Forskningsnettet - Danish network for

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      /12:74      
/13:114     /14:334     /15:672     /16:5242    /17:2432    /18:2577    
/19:5253    /20:8474    /21:10654   /22:19505   /23:20195   /24:106542  
/25:68      /26:34      /27:63      /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        2936        5372  UNINET, MX
 16509        2083        9789  AMAZON-02, US
   209         957        1694  CENTURYLINK-US-LEGACY-QWEST, US
 11776         892        1857  ATLANTICBB-JOHNSTOWN, US
 11830         884        1043  Instituto Costarricense de Electricidad y Telec
 19901         703         844  BRSPD-PUBLIC, US
  6147         687        1089  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       5:1067      6:148       7:5      
   8:621      11:171      12:258      13:319      14:100      15:281    
  16:174      17:6        18:705      20:33       21:4        22:188    
  23:1791     24:400      25:2        27:18       29:19       31:164    
  32:1        34:5        35:54       36:1150     37:493      38:840    
  39:523      40:8        41:571      42:22       43:182      44:28     
  45:2315     46:573      47:99       49:11       50:251      51:470    
  52:1349     54:269      55:989      57:16       58:4        59:32     
  60:19       61:65       62:331      63:464      64:1443     65:796    
  66:1232     67:673      68:166      69:734      70:148      71:189    
  72:370      74:729      75:391      76:208      77:278      78:483    
  79:159      80:197      81:185      82:165      83:95       84:178    
  85:328      86:144      87:144      88:119      89:461      90:97     
  91:533      92:399      93:781      94:552      95:1077     96:165    
  97:34       98:125      99:146     100:22      101:25      102:210    
 103:1058    104:689     105:31      106:3       107:221     108:299    
 109:226     110:24      111:1794    112:447     113:41      114:32     
 115:11      116:32      117:949     118:51      119:97      120:1090   
 121:31      122:79      123:20      124:57      125:11      128:359    
 129:308     130:472     131:787     132:495     133:264     134:321    
 135:66      136:371     137:447     138:768     139:396     140:586    
 141:318     142:694     143:582     144:321     145:58      146:464    
 147:319     148:564     149:507     150:289     151:498     152:363    
 153:116     154:557     155:658     156:378     157:250     158:317    
 159:523     160:328     161:416     162:682     163:288     164:626    
 165:372     166:100     167:381     168:1007    169:156     170:1253   
 171:65      172:895     173:609     174:102     175:46      176:393    
 177:724     178:320     179:510     180:43      181:988     182:20     
 183:854     184:203     185:2210    186:1027    187:737     188:479    
 189:1059    190:2981    191:189     192:3664    193:1202    194:780    
 195:553     196:436     197:405     198:1823    199:3350    200:2696   
 201:2542    202:934     203:590     204:1744    205:1633    206:1131   
 207:994     208:960     209:1399    210:302     211:423     212:672    
 213:525     214:1042    215:43      216:1682    217:277     218:515    
 219:19      220:28      221:302     222:16      223:630    

End of report


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