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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Apr 17 20:16:28 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 17 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:                              186507
    Prefixes after maximum aggregation (per Origin AS):           81884
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      101553
    Number of IPv4 prefixes with a valid ROA:                     71580
    Number of IPv4 prefixes with an invalid ROA:                     16
    Number of IPv4 prefixes with no ROA:                         114911
Total ASes present in the Internet Routing Table:                 15729
    Prefixes per ASN:                                             11.86
Origin-only ASes present in the Internet Routing Table:           13604
Origin ASes announcing only one prefix:                            6185
Transit ASes present in the Internet Routing Table:                2125
Transit-only ASes present in the Internet Routing Table:            574
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      26
    Max AS path prepend of ASN (265990)                              21
Prefixes from unregistered ASNs in the Routing Table:               218
    Number of instances of unregistered ASNs:                       218
Number of 32-bit ASNs allocated by the RIRs:                      44166
Number of 32-bit ASNs visible in the Routing Table:                5657
Prefixes from 32-bit ASNs in the Routing Table:                   19101
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:             91
Number of addresses announced to Internet:                   1116537761
    Equivalent to 66 /8s, 141 /16s and 3 /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:       53686

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

Prefixes being announced by APNIC Region ASes:                    29962
    Total APNIC prefixes after maximum aggregation:                6934
    APNIC Deaggregation factor:                                    4.32
Prefixes being announced from the APNIC address blocks:           29655
    Unique aggregates announced from the APNIC address blocks:     8052
APNIC Region origin ASes present in the Internet Routing Table:    1094
    APNIC Prefixes per ASN:                                       27.11
APNIC Region origin ASes announcing only one prefix:                435
APNIC Region transit ASes present in the Internet Routing Table:    193
Average APNIC Region AS path length visible:                        6.2
    Max APNIC Region AS path length visible:                         17
Number of APNIC region 32-bit ASNs visible in the Routing Table:    466
Number of APNIC addresses announced to Internet:              198940016
    Equivalent to 11 /8s, 219 /16s and 149 /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:                     85161
    Total ARIN prefixes after maximum aggregation:                46372
    ARIN Deaggregation factor:                                     1.84
Prefixes being announced from the ARIN address blocks:            83742
    Unique aggregates announced from the ARIN address blocks:     51280
ARIN Region origin ASes present in the Internet Routing Table:     7323
    ARIN Prefixes per ASN:                                        11.44
ARIN Region origin ASes announcing only one prefix:                3153
ARIN Region transit ASes present in the Internet Routing Table:     628
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1491
Number of ARIN addresses announced to Internet:               650838625
    Equivalent to 38 /8s, 203 /16s and 2 /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:                     35305
    Total RIPE prefixes after maximum aggregation:                16669
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:            36069
    Unique aggregates announced from the RIPE address blocks:     23754
RIPE Region origin ASes present in the Internet Routing Table:     3372
    RIPE Prefixes per ASN:                                        10.70
RIPE Region origin ASes announcing only one prefix:                1448
RIPE Region transit ASes present in the Internet Routing Table:     516
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          22
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1251
Number of RIPE addresses announced to Internet:               162049488
    Equivalent to 9 /8s, 168 /16s and 173 /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:                   31294
    Total LACNIC prefixes after maximum aggregation:              10044
    LACNIC Deaggregation factor:                                   3.12
Prefixes being announced from the LACNIC address blocks:          30996
    Unique aggregates announced from the LACNIC address blocks:   15537
LACNIC Region origin ASes present in the Internet Routing Table:   3051
    LACNIC Prefixes per ASN:                                      10.16
LACNIC Region origin ASes announcing only one prefix:              1053
LACNIC Region transit ASes present in the Internet Routing Table:   618
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:  2340
Number of LACNIC addresses announced to Internet:              71976192
    Equivalent to 4 /8s, 74 /16s and 69 /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:                   4567
    Total AfriNIC prefixes after maximum aggregation:              1686
    AfriNIC Deaggregation factor:                                  2.71
Prefixes being announced from the AfriNIC address blocks:          5954
    Unique aggregates announced from the AfriNIC address blocks:   2840
AfriNIC Region origin ASes present in the Internet Routing Table:   217
    AfriNIC Prefixes per ASN:                                     27.44
AfriNIC Region origin ASes announcing only one prefix:               96
AfriNIC Region transit ASes present in the Internet Routing Table:   59
Average AfriNIC Region AS path length visible:                      5.7
    Max AfriNIC Region AS path length visible:                       21
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  109
Number of AfriNIC addresses announced to Internet:             32685056
    Equivalent to 1 /8s, 242 /16s and 188 /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        9687       8743      63  CHINAMOBILE-CN China Mobile Communicati
 56047        1504        192      47  CMNET-HUNAN-AP China Mobile communicati
 56046        1486        874     110  CMNET-JIANGSU-AP China Mobile communica
 56041        1448        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         789        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         762        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         730      10656     150  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Infor
 24445         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
 56040         449        489     108  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        9841      11366    3466  AMAZON-02, US
   749        3202      54912    2454  DNIC-AS-00749, US
   367        2828       3551    1353  DNIC-ASBLK-00306-00371, US
 11776        1857        256     220  ATLANTICBB-JOHNSTOWN, US
   209        1704       4898     314  CENTURYLINK-US-LEGACY-QWEST, US
  4155        1621        104    1176  USDA-1, US
  5972        1399        393     641  DNIC-ASBLK-05800-06055, US
  7979        1001         66     199  SERVERS-COM, US
   855         960        255      82  CANET-ASN-4, CA
 14618         895       4164     676  AMAZON-AES, 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        1314        111    1070  AKAMAI-ASN1, NL
  3215         900       4830     293  France Telecom - Orange, FR
 25019         816       1032     146  SAUDINETSTC-AS, SA
  8376         717         60      21  Jordan Data Communications, JO
  8452         535       1841      10  TE-AS TE-AS, EG
 51167         500         96     207  CONTABO, DE
 20978         420        196      13  TT_MOBIL Istanbul, TR
 13046         385         34       5  ASN-ISKON, HR
 57878         380         31     187  PRAGER-IT, AT

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        5011       1299     873  UNINET, MX
  3816        1312        788     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1080        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         589        103     225  Techtel LMDS Comunicaciones Interactiva
 26599         571       2961      47  TELEFONICA BRASIL S.A, BR
 10620         500         64     421  Telmex Colombia S.A., CO
 13999         485         68     209  Mega Cable, S.A. de C.V., MX
 27843         229         20      33  WIN EMPRESAS S.A.C., PE

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         598        133     329  LINKdotNET-AS, EG
 24835         454        365      30  RAYA-AS, EG
  2018         380        319      71  TENET-1, ZA
 36992         350        550     243  ETISALAT-MISR, EG
 36935         325        518      27  Vodafone-, EG
 36914         204         82       3  KENET-AS, KE
 37282         159         20      53  MAINONE, NG
 37492         156        471      44  ORANGE-, TN
 37693         145        595      51  TUNISIANA, TN
 15706         110         12      26  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        9841      11366    3466  AMAZON-02, US
  9808        9687       8743      63  CHINAMOBILE-CN China Mobile Communicati
  8151        5011       1299     873  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3202      54912    2454  DNIC-AS-00749, US
   367        2828       3551    1353  DNIC-ASBLK-00306-00371, US
 11776        1857        256     220  ATLANTICBB-JOHNSTOWN, US
   209        1704       4898     314  CENTURYLINK-US-LEGACY-QWEST, US
  4155        1621        104    1176  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        9687         9624  CHINAMOBILE-CN China Mobile Communications Grou
 39891        4758         4698  ALJAWWALSTC-AS, SA
  8151        5011         4138  UNINET, MX
 11776        1857         1637  ATLANTICBB-JOHNSTOWN, US
   367        2828         1475  DNIC-ASBLK-00306-00371, US
 56047        1504         1457  CMNET-HUNAN-AP China Mobile communications corp
   209        1704         1390  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1486         1376  CMNET-JIANGSU-AP China Mobile communications co
 56041        1448         1375  CMNET-ZHEJIANG-AP China Mobile communications c
  3816        1312         1113  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
     22538  UNALLOCATED  12.131.3.0/24             7018  ATT-INTERNET4, US
     26295  UNALLOCATED  12.147.1.0/24             7018  ATT-INTERNET4, US
     30442  UNALLOCATED  12.155.208.0/24           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      /11:31      /12:93      
/13:128     /14:365     /15:711     /16:5952    /17:2495    /18:2624    
/19:5163    /20:8576    /21:10685   /22:19778   /23:20392   /24:109222  
/25:76      /26:50      /27:71      /28:19      /29:20      /30:17      
/31:0       /32:5       

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

   ASN  No of nets  Total ann.  Description
 39891        3440        4758  ALJAWWALSTC-AS, SA
  8151        2849        5011  UNINET, MX
 16509        2093        9841  AMAZON-02, US
   209         962        1704  CENTURYLINK-US-LEGACY-QWEST, US
 11776         892        1857  ATLANTICBB-JOHNSTOWN, US
 11830         884        1043  Instituto Costarricense de Electricidad y Telec
 19901         716         857  BRSPD-PUBLIC, US
  6147         677        1080  Telefonica del Peru S.A.A., PE
  8376         562         717  Jordan Data Communications, JO
  7979         451        1001  SERVERS-COM, US

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

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

   1:12        2:386       3:325       5:1057      6:149       7:5      
   8:619      11:171      12:652      13:314      14:102      15:281    
  16:174      17:6        18:735      20:34       21:4        22:188    
  23:1776     24:396      25:2        27:26       29:19       31:175    
  32:1        34:11       35:58       36:1175     37:483      38:831    
  39:522      40:11       41:527      42:23       43:179      44:29     
  45:2370     46:610      47:98       49:11       50:271      51:467    
  52:1363     54:271      55:998      57:16       58:4        59:35     
  60:19       61:66       62:348      63:470      64:1513     65:800    
  66:1245     67:686      68:166      69:749      70:147      71:190    
  72:373      74:746      75:394      76:205      77:307      78:487    
  79:169      80:211      81:207      82:169      83:96       84:179    
  85:327      86:148      87:147      88:119      89:500      90:98     
  91:550      92:395      93:786      94:508      95:1079     96:167    
  97:31       98:130      99:151     100:22      101:21      102:221    
 103:1044    104:707     105:114     106:3       107:206     108:301    
 109:261     110:30      111:1804    112:448     113:43      114:32     
 115:14      116:32      117:958     118:110     119:97      120:1090   
 121:32      122:107     123:49      124:58      125:11      128:360    
 129:276     130:484     131:794     132:503     133:267     134:339    
 135:68      136:364     137:410     138:780     139:389     140:598    
 141:324     142:695     143:605     144:333     145:65      146:478    
 147:313     148:626     149:519     150:291     151:564     152:544    
 153:117     154:560     155:675     156:443     157:269     158:316    
 159:593     160:343     161:425     162:694     163:294     164:637    
 165:384     166:98      167:386     168:986     169:153     170:1286   
 171:65      172:890     173:624     174:105     175:33      176:409    
 177:742     178:335     179:501     180:48      181:968     182:61     
 183:852     184:199     185:2316    186:1045    187:760     188:476    
 189:1067    190:2870    191:186     192:3831    193:1265    194:819    
 195:564     196:384     197:383     198:1934    199:3456    200:2649   
 201:2454    202:1056    203:620     204:1753    205:1689    206:1146   
 207:1073    208:985     209:1459    210:326     211:431     212:696    
 213:559     214:1044    215:43      216:1727    217:280     218:525    
 219:21      220:28      221:302     222:22      223:633    

End of report


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