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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jun 13 20:16:49 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 13 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:                              190742
    Prefixes after maximum aggregation (per Origin AS):           84070
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      104616
    Number of IPv4 prefixes with a valid ROA:                     77498
    Number of IPv4 prefixes with an invalid ROA:                     15
    Number of IPv4 prefixes with no ROA:                         113229
Total ASes present in the Internet Routing Table:                 15808
    Prefixes per ASN:                                             12.07
Origin-only ASes present in the Internet Routing Table:           13661
Origin ASes announcing only one prefix:                            6274
Transit ASes present in the Internet Routing Table:                2147
Transit-only ASes present in the Internet Routing Table:            598
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      41
    Max AS path prepend of ASN ( 59588)                              32
Prefixes from unregistered ASNs in the Routing Table:               228
    Number of instances of unregistered ASNs:                       228
Number of 32-bit ASNs allocated by the RIRs:                      44738
Number of 32-bit ASNs visible in the Routing Table:                5658
Prefixes from 32-bit ASNs in the Routing Table:                   19540
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:             90
Number of addresses announced to Internet:                   1118555549
    Equivalent to 66 /8s, 171 /16s and 205 /24s
    Percentage of available address space announced:               30.2
    Percentage of allocated address space announced:               30.2
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:       56142

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

Prefixes being announced by APNIC Region ASes:                    30234
    Total APNIC prefixes after maximum aggregation:                7154
    APNIC Deaggregation factor:                                    4.23
Prefixes being announced from the APNIC address blocks:           29778
    Unique aggregates announced from the APNIC address blocks:     8130
APNIC Region origin ASes present in the Internet Routing Table:    1166
    APNIC Prefixes per ASN:                                       25.54
APNIC Region origin ASes announcing only one prefix:                483
APNIC Region transit ASes present in the Internet Routing Table:    204
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:    519
Number of APNIC addresses announced to Internet:              202470508
    Equivalent to 12 /8s, 17 /16s and 116 /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:                     87592
    Total ARIN prefixes after maximum aggregation:                48227
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            86222
    Unique aggregates announced from the ARIN address blocks:     53927
ARIN Region origin ASes present in the Internet Routing Table:     7277
    ARIN Prefixes per ASN:                                        11.85
ARIN Region origin ASes announcing only one prefix:                3173
ARIN Region transit ASes present in the Internet Routing Table:     646
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:    1499
Number of ARIN addresses announced to Internet:               653520481
    Equivalent to 38 /8s, 243 /16s and 238 /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:                     37080
    Total RIPE prefixes after maximum aggregation:                17451
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:            37964
    Unique aggregates announced from the RIPE address blocks:     25451
RIPE Region origin ASes present in the Internet Routing Table:     3497
    RIPE Prefixes per ASN:                                        10.86
RIPE Region origin ASes announcing only one prefix:                1505
RIPE Region transit ASes present in the Internet Routing Table:     546
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:    1289
Number of RIPE addresses announced to Internet:               162909904
    Equivalent to 9 /8s, 181 /16s and 206 /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:                   31216
    Total LACNIC prefixes after maximum aggregation:               9292
    LACNIC Deaggregation factor:                                   3.36
Prefixes being announced from the LACNIC address blocks:          30962
    Unique aggregates announced from the LACNIC address blocks:   14282
LACNIC Region origin ASes present in the Internet Routing Table:   2943
    LACNIC Prefixes per ASN:                                      10.52
LACNIC Region origin ASes announcing only one prefix:              1021
LACNIC Region transit ASes present in the Internet Routing Table:   576
Average LACNIC Region AS path length visible:                       5.8
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2234
Number of LACNIC addresses announced to Internet:              73410560
    Equivalent to 4 /8s, 96 /16s and 40 /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:                   4392
    Total AfriNIC prefixes after maximum aggregation:              1768
    AfriNIC Deaggregation factor:                                  2.48
Prefixes being announced from the AfriNIC address blocks:          5726
    Unique aggregates announced from the AfriNIC address blocks:   2744
AfriNIC Region origin ASes present in the Internet Routing Table:   228
    AfriNIC Prefixes per ASN:                                     25.11
AfriNIC Region origin ASes announcing only one prefix:               92
AfriNIC Region transit ASes present in the Internet Routing Table:   66
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:  117
Number of AfriNIC addresses announced to Internet:             26197760
    Equivalent to 1 /8s, 143 /16s and 191 /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        9652       8743      69  CHINAMOBILE-CN China Mobile Communicati
 56047        1507        192      48  CMNET-HUNAN-AP China Mobile communicati
 56046        1485        875     110  CMNET-JIANGSU-AP China Mobile communica
 56041        1460        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         793        176      57  UNASSIGNED
 24444         762        501      72  UNASSIGNED
 17676         713      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  UNASSIGNED

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       10072      11411    3554  AMAZON-02, US
   749        3251      54901    2503  UNASSIGNED
   367        2676       3366    1253  DNIC-ASBLK-00306-00371, US
  4155        1911        123    1284  USDA-1, US
   209        1696       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1595        222     269  ATLANTICBB-JOHNSTOWN, US
 11492        1590        105     884  CABLEONE, US
  5972        1310        384     586  DNIC-ASBLK-05800-06055, US
  7979         995         65     203  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        1290        104    1039  AKAMAI-ASN1, NL
  3215         897       4814     291  France Telecom - Orange, FR
 25019         815       1044     145  SAUDINETSTC-AS, SA
  8376         712         61      24  Jordan Data Communications, JO
  8452         621       1841      11  TE-AS TE-AS, EG
 51167         543        103     237  CONTABO, DE
 35819         462        466      60  MOBILY-AS Etihad Etisalat Company Mobil
212238         421         31     366  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        6215       1764     670  UNINET, MX
  3816        1322        784     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1092        369      22  Telefonica del Peru S.A.A., PE
 11830        1042        324       5  Instituto Costarricense de Electricidad
 18881         778       1128      28  TELEFONICA BRASIL S.A, BR
 26599         549       2827      83  TELEFONICA BRASIL S.A, BR
 13999         505         69     217  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         343         42     281  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         720        218     281  LINKdotNET-AS, EG
 29571         498         46     228  ORANGE-COTE-IVOIRE, CI
  2018         379        319      71  TENET-1, ZA
 36935         261         65      80  Vodafone-, EG
 36914         250         82       3  KENET-AS, KE
 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
 15706         106         12      24  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       10072      11411    3554  AMAZON-02, US
  9808        9652       8743      69  CHINAMOBILE-CN China Mobile Communicati
  8151        6215       1764     670  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3251      54901    2503  UNASSIGNED
   367        2676       3366    1253  DNIC-ASBLK-00306-00371, US
  4155        1911        123    1284  USDA-1, US
   209        1696       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1595        222     269  ATLANTICBB-JOHNSTOWN, US
 11492        1590        105     884  CABLEONE, 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        9652         9583  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6215         5545  UNINET, MX
 39891        4758         4698  ALJAWWALSTC-AS, SA
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2676         1423  DNIC-ASBLK-00306-00371, US
 56041        1460         1387  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1696         1386  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1485         1375  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
23.179.194.0/24      Origin:     23379  UNASSIGNED
23.179.194.0/24     Transit:     12956  TELXIUS TELXIUS Cable, ES
41.74.44.0/24        Origin:     37544  UNASSIGNED
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  UNASSIGNED
41.78.204.0/22      Transit:     15964  CAMNET-AS, CM
41.79.128.0/22       Origin:     37475  UNASSIGNED
41.79.128.0/22      Transit:     15964  CAMNET-AS, CM

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:11       /9:6       /10:17      /11:30      /12:93      
/13:124     /14:358     /15:697     /16:5934    /17:2474    /18:2577    
/19:5540    /20:8864    /21:11093   /22:19588   /23:20663   /24:112433  
/25:74      /26:47      /27:68      /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        3209        6215  UNINET, MX
 16509        2142       10072  AMAZON-02, US
 11492        1206        1590  CABLEONE, US
   209         959        1696  CENTURYLINK-US-LEGACY-QWEST, US
 11830         881        1042  Instituto Costarricense de Electricidad y Telec
 19901         766         908  BRSPD-PUBLIC, US
 11776         740        1595  ATLANTICBB-JOHNSTOWN, US
  6147         685        1092  Telefonica del Peru S.A.A., PE
  8376         555         712  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       3:345       5:1113      6:146       7:5      
   8:631      11:171      12:661      13:302      14:102      15:280    
  16:181      17:5        18:745      20:33       21:4        22:188    
  23:1824     24:699      25:2        27:28       29:19       31:198    
  32:1        34:10       35:58       36:1179     37:433      38:768    
  39:528      40:26       41:670      42:12       43:164      44:34     
  45:2471     46:633      47:96       49:11       50:275      51:479    
  52:1367     54:277      55:988      57:18       58:6        59:32     
  60:17       61:65       62:353      63:496      64:1515     65:811    
  66:1221     67:849      68:177      69:804      70:141      71:190    
  72:472      74:718      75:381      76:185      77:339      78:585    
  79:163      80:226      81:190      82:215      83:129      84:198    
  85:366      86:160      87:160      88:158      89:534      90:97     
  91:619      92:446      93:825      94:498      95:1106     96:356    
  97:34       98:138      99:149     100:11      101:18      102:215    
 103:1104    104:756     105:74      106:3       107:175     108:302    
 109:283     110:36      111:1790    112:447     113:42      114:34     
 115:19      116:32      117:965     118:80      119:111     120:1087   
 121:19      122:81      123:21      124:59      125:15      128:367    
 129:279     130:516     131:783     132:494     133:195     134:338    
 135:89      136:376     137:420     138:749     139:397     140:593    
 141:324     142:706     143:614     144:328     145:66      146:459    
 147:415     148:606     149:457     150:293     151:580     152:577    
 153:117     154:455     155:703     156:430     157:273     158:307    
 159:673     160:844     161:474     162:702     163:279     164:647    
 165:397     166:107     167:393     168:963     169:138     170:1268   
 171:65      172:937     173:774     174:170     175:36      176:410    
 177:823     178:391     179:487     180:56      181:934     182:18     
 183:831     184:311     185:2475    186:797     187:1073    188:648    
 189:1223    190:2711    191:243     192:3855    193:1319    194:868    
 195:598     196:423     197:397     198:1995    199:3736    200:2439   
 201:2229    202:1068    203:640     204:1726    205:1671    206:1202   
 207:1125    208:992     209:1354    210:334     211:432     212:716    
 213:588     214:1021    215:41      216:1729    217:309     218:524    
 219:23      220:29      221:303     222:20      223:633    

End of report


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