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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jun 15 20:16:39 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 15 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:                              189766
    Prefixes after maximum aggregation (per Origin AS):           83888
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      104526
    Number of IPv4 prefixes with a valid ROA:                     76880
    Number of IPv4 prefixes with an invalid ROA:                     16
    Number of IPv4 prefixes with no ROA:                         112870
Total ASes present in the Internet Routing Table:                 15860
    Prefixes per ASN:                                             11.97
Origin-only ASes present in the Internet Routing Table:           13697
Origin ASes announcing only one prefix:                            6295
Transit ASes present in the Internet Routing Table:                2163
Transit-only ASes present in the Internet Routing Table:            607
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:               230
    Number of instances of unregistered ASNs:                       230
Number of 32-bit ASNs allocated by the RIRs:                      44765
Number of 32-bit ASNs visible in the Routing Table:                5685
Prefixes from 32-bit ASNs in the Routing Table:                   19640
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:                   1117730973
    Equivalent to 66 /8s, 159 /16s and 56 /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:       55644

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

Prefixes being announced by APNIC Region ASes:                    30243
    Total APNIC prefixes after maximum aggregation:                7172
    APNIC Deaggregation factor:                                    4.22
Prefixes being announced from the APNIC address blocks:           29786
    Unique aggregates announced from the APNIC address blocks:     8127
APNIC Region origin ASes present in the Internet Routing Table:    1159
    APNIC Prefixes per ASN:                                       25.70
APNIC Region origin ASes announcing only one prefix:                482
APNIC Region transit ASes present in the Internet Routing Table:    201
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:    513
Number of APNIC addresses announced to Internet:              202525804
    Equivalent to 12 /8s, 18 /16s and 76 /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:                     87105
    Total ARIN prefixes after maximum aggregation:                47974
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            85761
    Unique aggregates announced from the ARIN address blocks:     53585
ARIN Region origin ASes present in the Internet Routing Table:     7304
    ARIN Prefixes per ASN:                                        11.74
ARIN Region origin ASes announcing only one prefix:                3187
ARIN Region transit ASes present in the Internet Routing Table:     650
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:    1503
Number of ARIN addresses announced to Internet:               653491041
    Equivalent to 38 /8s, 243 /16s and 123 /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:                     36998
    Total RIPE prefixes after maximum aggregation:                17392
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:            37927
    Unique aggregates announced from the RIPE address blocks:     25417
RIPE Region origin ASes present in the Internet Routing Table:     3494
    RIPE Prefixes per ASN:                                        10.85
RIPE Region origin ASes announcing only one prefix:                1507
RIPE Region transit ASes present in the Internet Routing Table:     547
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:    1284
Number of RIPE addresses announced to Internet:               162834128
    Equivalent to 9 /8s, 180 /16s and 166 /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:                   30656
    Total LACNIC prefixes after maximum aggregation:               9341
    LACNIC Deaggregation factor:                                   3.28
Prefixes being announced from the LACNIC address blocks:          30392
    Unique aggregates announced from the LACNIC address blocks:   14490
LACNIC Region origin ASes present in the Internet Routing Table:   2982
    LACNIC Prefixes per ASN:                                      10.19
LACNIC Region origin ASes announcing only one prefix:              1036
LACNIC Region transit ASes present in the Internet Routing Table:   589
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:  2274
Number of LACNIC addresses announced to Internet:              72819456
    Equivalent to 4 /8s, 87 /16s and 35 /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:                   4534
    Total AfriNIC prefixes after maximum aggregation:              1833
    AfriNIC Deaggregation factor:                                  2.47
Prefixes being announced from the AfriNIC address blocks:          5807
    Unique aggregates announced from the AfriNIC address blocks:   2827
AfriNIC Region origin ASes present in the Internet Routing Table:   215
    AfriNIC Prefixes per ASN:                                     27.01
AfriNIC Region origin ASes announcing only one prefix:               83
AfriNIC Region transit ASes present in the Internet Routing Table:   67
Average AfriNIC Region AS path length visible:                      5.7
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  111
Number of AfriNIC addresses announced to Internet:             26012160
    Equivalent to 1 /8s, 140 /16s and 234 /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        1484        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         600       2162     466  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       10040      11412    3563  AMAZON-02, US
   749        3251      54901    2503  UNASSIGNED
   367        2653       3329    1243  DNIC-ASBLK-00306-00371, US
  4155        1919        123    1286  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     589  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        1286        104    1038  AKAMAI-ASN1, NL
  3215         897       4814     291  France Telecom - Orange, FR
 25019         815       1044     145  SAUDINETSTC-AS, SA
  8376         708         60      23  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        5516       1599     760  UNINET, MX
  3816        1322        784     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1092        369      22  Telefonica del Peru S.A.A., PE
 11830        1041        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         499         47     229  ORANGE-COTE-IVOIRE, CI
  2018         381        319      71  TENET-1, ZA
 36935         261         65      80  Vodafone-, EG
 36914         253         82       3  KENET-AS, KE
 24835         152        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       10040      11412    3563  AMAZON-02, US
  9808        9652       8743      69  CHINAMOBILE-CN China Mobile Communicati
  8151        5516       1599     760  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3251      54901    2503  UNASSIGNED
   367        2653       3329    1243  DNIC-ASBLK-00306-00371, US
  4155        1919        123    1286  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        9652         9583  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5516         4756  UNINET, MX
 39891        4758         4698  ALJAWWALSTC-AS, SA
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2653         1410  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
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      Transit:     37204  TELONE, ZW
41.57.124.0/24       Origin:     37442  UNASSIGNED
41.57.124.0/24      Transit:     37204  TELONE, ZW
41.57.125.0/24       Origin:     37442  UNASSIGNED
41.57.125.0/24      Transit:     37204  TELONE, ZW
41.57.126.0/24       Origin:     37442  UNASSIGNED
41.57.126.0/24      Transit:     37204  TELONE, ZW

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     /15:698     /16:5938    /17:2471    /18:2566    
/19:5446    /20:8779    /21:10865   /22:19560   /23:20454   /24:112089  
/25:80      /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        2887        5516  UNINET, MX
 16509        2139       10040  AMAZON-02, US
 11492        1209        1599  CABLEONE, US
   209         958        1695  CENTURYLINK-US-LEGACY-QWEST, US
 11830         880        1041  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         552         708  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       3:344       5:1110      6:148       7:5      
   8:626      11:171      12:663      13:301      14:102      15:280    
  16:181      17:6        18:743      20:33       21:4        22:188    
  23:1823     24:694      25:2        27:27       29:19       31:198    
  32:1        34:10       35:58       36:1179     37:435      38:777    
  39:528      40:26       41:678      42:12       43:167      44:33     
  45:2474     46:638      47:96       49:11       50:277      51:479    
  52:1365     54:276      55:916      57:20       58:6        59:35     
  60:17       61:64       62:349      63:496      64:1512     65:805    
  66:1214     67:833      68:177      69:795      70:138      71:190    
  72:466      74:711      75:381      76:185      77:330      78:585    
  79:162      80:226      81:206      82:212      83:130      84:198    
  85:369      86:162      87:160      88:157      89:524      90:97     
  91:622      92:448      93:823      94:493      95:1099     96:357    
  97:34       98:137      99:149     100:11      101:16      102:206    
 103:1097    104:757     105:74      106:3       107:171     108:300    
 109:280     110:36      111:1790    112:446     113:46      114:34     
 115:19      116:31      117:964     118:73      119:108     120:1087   
 121:19      122:80      123:21      124:59      125:14      128:356    
 129:279     130:509     131:782     132:507     133:195     134:338    
 135:89      136:378     137:416     138:747     139:397     140:601    
 141:322     142:705     143:618     144:331     145:66      146:460    
 147:414     148:582     149:452     150:293     151:581     152:582    
 153:116     154:503     155:698     156:429     157:272     158:309    
 159:659     160:854     161:471     162:701     163:280     164:647    
 165:398     166:107     167:393     168:960     169:143     170:1269   
 171:65      172:935     173:776     174:169     175:36      176:411    
 177:810     178:390     179:486     180:56      181:938     182:18     
 183:831     184:311     185:2460    186:793     187:815     188:635    
 189:1156    190:2711    191:245     192:3844    193:1320    194:869    
 195:593     196:424     197:445     198:1987    199:3740    200:2501   
 201:2421    202:1075    203:640     204:1727    205:1687    206:1171   
 207:1115    208:910     209:1352    210:334     211:431     212:711    
 213:581     214:1018    215:42      216:1723    217:312     218:525    
 219:23      220:29      221:303     222:20      223:633    

End of report


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