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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jun 19 20:16:28 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 19 Jun, 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:                              189735
    Prefixes after maximum aggregation (per Origin AS):           83944
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      104719
    Number of IPv4 prefixes with a valid ROA:                     77100
    Number of IPv4 prefixes with an invalid ROA:                     16
    Number of IPv4 prefixes with no ROA:                         112619
Total ASes present in the Internet Routing Table:                 15827
    Prefixes per ASN:                                             11.99
Origin-only ASes present in the Internet Routing Table:           13653
Origin ASes announcing only one prefix:                            6273
Transit ASes present in the Internet Routing Table:                2174
Transit-only ASes present in the Internet Routing Table:            599
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:               217
    Number of instances of unregistered ASNs:                       217
Number of 32-bit ASNs allocated by the RIRs:                      44788
Number of 32-bit ASNs visible in the Routing Table:                5696
Prefixes from 32-bit ASNs in the Routing Table:                   19646
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:             78
Number of addresses announced to Internet:                   1114325437
    Equivalent to 66 /8s, 107 /16s and 65 /24s
    Percentage of available address space announced:               30.1
    Percentage of allocated address space announced:               30.1
    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:       55492

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

Prefixes being announced by APNIC Region ASes:                    30376
    Total APNIC prefixes after maximum aggregation:                7251
    APNIC Deaggregation factor:                                    4.19
Prefixes being announced from the APNIC address blocks:           29966
    Unique aggregates announced from the APNIC address blocks:     8275
APNIC Region origin ASes present in the Internet Routing Table:    1140
    APNIC Prefixes per ASN:                                       26.29
APNIC Region origin ASes announcing only one prefix:                464
APNIC Region transit ASes present in the Internet Routing Table:    203
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    498
Number of APNIC addresses announced to Internet:              202505324
    Equivalent to 12 /8s, 17 /16s and 252 /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:                     87092
    Total ARIN prefixes after maximum aggregation:                47967
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            85697
    Unique aggregates announced from the ARIN address blocks:     53616
ARIN Region origin ASes present in the Internet Routing Table:     7311
    ARIN Prefixes per ASN:                                        11.72
ARIN Region origin ASes announcing only one prefix:                3190
ARIN Region transit ASes present in the Internet Routing Table:     656
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:    1509
Number of ARIN addresses announced to Internet:               652022657
    Equivalent to 38 /8s, 221 /16s and 19 /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:                     36872
    Total RIPE prefixes after maximum aggregation:                17318
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:            37768
    Unique aggregates announced from the RIPE address blocks:     25337
RIPE Region origin ASes present in the Internet Routing Table:     3414
    RIPE Prefixes per ASN:                                        11.06
RIPE Region origin ASes announcing only one prefix:                1460
RIPE Region transit ASes present in the Internet Routing Table:     539
Average RIPE Region AS path length visible:                         5.9
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1249
Number of RIPE addresses announced to Internet:               160764624
    Equivalent to 9 /8s, 149 /16s and 18 /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:                   30604
    Total LACNIC prefixes after maximum aggregation:               9481
    LACNIC Deaggregation factor:                                   3.23
Prefixes being announced from the LACNIC address blocks:          30322
    Unique aggregates announced from the LACNIC address blocks:   14644
LACNIC Region origin ASes present in the Internet Routing Table:   3060
    LACNIC Prefixes per ASN:                                       9.91
LACNIC Region origin ASes announcing only one prefix:              1072
LACNIC Region transit ASes present in the Internet Routing Table:   602
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:  2335
Number of LACNIC addresses announced to Internet:              72890112
    Equivalent to 4 /8s, 88 /16s and 55 /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:                   4574
    Total AfriNIC prefixes after maximum aggregation:              1756
    AfriNIC Deaggregation factor:                                  2.60
Prefixes being announced from the AfriNIC address blocks:          5904
    Unique aggregates announced from the AfriNIC address blocks:   2770
AfriNIC Region origin ASes present in the Internet Routing Table:   208
    AfriNIC Prefixes per ASN:                                     28.38
AfriNIC Region origin ASes announcing only one prefix:               87
AfriNIC Region transit ASes present in the Internet Routing Table:   66
Average AfriNIC Region AS path length visible:                      5.7
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  105
Number of AfriNIC addresses announced to Internet:             26104576
    Equivalent to 1 /8s, 142 /16s and 83 /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        9663       8744      71  CHINAMOBILE-CN China Mobile Communicati
 56047        1507        192      48  CMNET-HUNAN-AP China Mobile communicati
 56046        1484        875     110  CMNET-JIANGSU-AP China Mobile communica
 56041        1460        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         794        176      57  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         762        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         710      10639     151  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Infor
 56040         491        490     109  CMNET-GUANGDONG-AP China Mobile communi
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun

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       10070      11452    3583  AMAZON-02, US
   749        3251      54901    2503  DNIC-AS-00749, US
   367        2651       3339    1238  DNIC-ASBLK-00306-00371, US
  4155        1929        124    1288  USDA-1, US
   209        1695       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1595        222     269  ATLANTICBB-JOHNSTOWN, US
  5972        1308        384     584  DNIC-ASBLK-05800-06055, US
  7979         993         65     201  SERVERS-COM, US
   855         958        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
 39891        4758        286      60  ALJAWWALSTC-AS, SA
 20940        1273        102    1030  AKAMAI-ASN1, NL
  3215         897       4814     291  France Telecom - Orange, FR
 25019         815       1044     145  SAUDINETSTC-AS, SA
  8376         693         60      22  Jordan Data Communications, JO
  8452         622       1841      11  TE-AS TE-AS, EG
 51167         544        104     238  CONTABO, DE
 35819         462        466      60  MOBILY-AS Etihad Etisalat Company Mobil
212238         422         31     367  CDNEXT, GB
 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        5341       1567     753  UNINET, MX
  3816        1322        784     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1091        369      22  Telefonica del Peru S.A.A., PE
 11830        1042        324       5  Instituto Costarricense de Electricidad
 18881         779       1128      28  TELEFONICA BRASIL S.A, BR
 26599         541       2859      75  TELEFONICA BRASIL S.A, BR
 13999         506         69     216  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         351         44     290  Telmex Colombia S.A., CO
 27983         237         23     119  Red Intercable Digital S.A., AR

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         719        218     283  LINKdotNET-AS, EG
 36914         443         82       3  KENET-AS, KE
  2018         380        319      71  TENET-1, ZA
 29571         375         41     186  ORANGE-COTE-IVOIRE, CI
 36935         261         65      80  Vodafone-, EG
 24835         151        152      89  RAYA-AS, EG
 37492         151        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         147        236     124  ETISALAT-MISR, EG
 37480         127          8      34  Cobranet, NG

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       10070      11452    3583  AMAZON-02, US
  9808        9663       8744      71  CHINAMOBILE-CN China Mobile Communicati
  8151        5341       1567     753  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3251      54901    2503  DNIC-AS-00749, US
   367        2651       3339    1238  DNIC-ASBLK-00306-00371, US
  4155        1929        124    1288  USDA-1, US
   209        1695       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1595        222     269  ATLANTICBB-JOHNSTOWN, 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        9663         9592  CHINAMOBILE-CN China Mobile Communications Grou
 39891        4758         4698  ALJAWWALSTC-AS, SA
  8151        5341         4588  UNINET, MX
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2651         1413  DNIC-ASBLK-00306-00371, US
 56041        1460         1387  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1695         1385  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1484         1374  CMNET-JIANGSU-AP China Mobile communications co
 11776        1595         1326  ATLANTICBB-JOHNSTOWN, US
  3816        1322         1126  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
     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

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
41.204.240.0/24      Origin:     36911  RESERVED, ZZ
41.204.240.0/24     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       /9:6       /10:17      /11:30      /12:93      
/13:124     /14:357     /15:697     /16:5903    /17:2446    /18:2557    
/19:5432    /20:8778    /21:10836   /22:19562   /23:20415   /24:112211  
/25:79      /26:50      /27:80      /28:19      /29:16      /30:12      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
 39891        3440        4758  ALJAWWALSTC-AS, SA
  8151        2753        5341  UNINET, MX
 16509        2134       10070  AMAZON-02, US
 11492        1209        1599  CABLEONE, US
   209         958        1695  CENTURYLINK-US-LEGACY-QWEST, US
 11830         881        1042  Instituto Costarricense de Electricidad y Telec
 19901         771         913  BRSPD-PUBLIC, US
 11776         740        1595  ATLANTICBB-JOHNSTOWN, US
  6147         685        1091  Telefonica del Peru S.A.A., PE
  8376         539         693  Jordan Data Communications, JO

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

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

   1:13        2:394       3:348       5:1098      6:148       7:5      
   8:627      11:171      12:661      13:301      14:101      15:280    
  16:181      17:6        18:741      20:33       21:4        22:188    
  23:1819     24:689      25:2        27:27       29:19       31:190    
  32:1        34:10       35:58       36:1190     37:421      38:777    
  39:528      40:26       41:635      42:21       43:172      44:33     
  45:2528     46:630      47:93       49:11       50:268      51:480    
  52:1366     54:278      55:915      57:22       58:6        59:35     
  60:17       61:64       62:347      63:495      64:1528     65:808    
  66:1224     67:831      68:177      69:810      70:139      71:190    
  72:463      74:708      75:381      76:183      77:314      78:566    
  79:159      80:226      81:195      82:216      83:121      84:198    
  85:435      86:163      87:160      88:156      89:534      90:96     
  91:625      92:451      93:821      94:498      95:1090     96:364    
  97:34       98:137      99:149     100:11      101:15      102:209    
 103:1080    104:761     105:74      106:3       107:169     108:300    
 109:269     110:40      111:1793    112:444     113:46      114:34     
 115:19      116:30      117:966     118:127     119:112     120:1085   
 121:19      122:111     123:59      124:60      125:14      128:360    
 129:277     130:514     131:779     132:506     133:195     134:340    
 135:89      136:376     137:420     138:748     139:389     140:602    
 141:328     142:704     143:619     144:328     145:66      146:462    
 147:436     148:592     149:465     150:292     151:582     152:583    
 153:116     154:491     155:697     156:426     157:270     158:308    
 159:666     160:779     161:474     162:692     163:277     164:646    
 165:397     166:107     167:398     168:968     169:137     170:1289   
 171:65      172:941     173:779     174:169     175:36      176:395    
 177:794     178:390     179:508     180:56      181:946     182:79     
 183:831     184:308     185:2432    186:783     187:741     188:637    
 189:1099    190:2697    191:229     192:3852    193:1304    194:868    
 195:588     196:412     197:658     198:1973    199:3745    200:2519   
 201:2420    202:1068    203:630     204:1713    205:1662    206:1172   
 207:1115    208:901     209:1350    210:335     211:433     212:711    
 213:583     214:1017    215:42      216:1718    217:311     218:525    
 219:23      220:29      221:303     222:20      223:633    

End of report


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