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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jul 27 20:16:47 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 27 Jul, 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:                              183909
    Prefixes after maximum aggregation (per Origin AS):           82832
    Deaggregation factor:                                          2.22
    Unique aggregates announced (without unneeded subnets):      102477
    Number of IPv4 prefixes with a valid ROA:                     72906
    Number of IPv4 prefixes with an invalid ROA:                     21
    Number of IPv4 prefixes with no ROA:                         110982
Total ASes present in the Internet Routing Table:                 16099
    Prefixes per ASN:                                             11.42
Origin-only ASes present in the Internet Routing Table:           13845
Origin ASes announcing only one prefix:                            6337
Transit ASes present in the Internet Routing Table:                2254
Transit-only ASes present in the Internet Routing Table:            625
Paths with bogon ASNs present in the IPv4 Routing Table:              3
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:               216
    Number of instances of unregistered ASNs:                       217
Number of 32-bit ASNs allocated by the RIRs:                      45036
Number of 32-bit ASNs visible in the Routing Table:                6109
Prefixes from 32-bit ASNs in the Routing Table:                   20943
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:             94
Number of addresses announced to Internet:                   1118110877
    Equivalent to 66 /8s, 165 /16s and 4 /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:       50145

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

Prefixes being announced by APNIC Region ASes:                    30298
    Total APNIC prefixes after maximum aggregation:                7234
    APNIC Deaggregation factor:                                    4.19
Prefixes being announced from the APNIC address blocks:           29861
    Unique aggregates announced from the APNIC address blocks:     8275
APNIC Region origin ASes present in the Internet Routing Table:    1174
    APNIC Prefixes per ASN:                                       25.44
APNIC Region origin ASes announcing only one prefix:                477
APNIC Region transit ASes present in the Internet Routing Table:    195
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    504
Number of APNIC addresses announced to Internet:              201884012
    Equivalent to 12 /8s, 8 /16s and 129 /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:                     84867
    Total ARIN prefixes after maximum aggregation:                46462
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:            83486
    Unique aggregates announced from the ARIN address blocks:     51423
ARIN Region origin ASes present in the Internet Routing Table:     7168
    ARIN Prefixes per ASN:                                        11.65
ARIN Region origin ASes announcing only one prefix:                3112
ARIN Region transit ASes present in the Internet Routing Table:     630
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:    1467
Number of ARIN addresses announced to Internet:               652766305
    Equivalent to 38 /8s, 232 /16s and 108 /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:                     31175
    Total RIPE prefixes after maximum aggregation:                16915
    RIPE Deaggregation factor:                                     1.84
Prefixes being announced from the RIPE address blocks:            32251
    Unique aggregates announced from the RIPE address blocks:     24287
RIPE Region origin ASes present in the Internet Routing Table:     3278
    RIPE Prefixes per ASN:                                         9.84
RIPE Region origin ASes announcing only one prefix:                1418
RIPE Region transit ASes present in the Internet Routing Table:     518
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1226
Number of RIPE addresses announced to Internet:               163113936
    Equivalent to 9 /8s, 184 /16s and 235 /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:                   32506
    Total LACNIC prefixes after maximum aggregation:              10200
    LACNIC Deaggregation factor:                                   3.19
Prefixes being announced from the LACNIC address blocks:          32200
    Unique aggregates announced from the LACNIC address blocks:   15429
LACNIC Region origin ASes present in the Internet Routing Table:   3540
    LACNIC Prefixes per ASN:                                       9.10
LACNIC Region origin ASes announcing only one prefix:              1243
LACNIC Region transit ASes present in the Internet Routing Table:   726
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2808
Number of LACNIC addresses announced to Internet:              74011392
    Equivalent to 4 /8s, 105 /16s and 83 /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:                   4847
    Total AfriNIC prefixes after maximum aggregation:              1856
    AfriNIC Deaggregation factor:                                  2.61
Prefixes being announced from the AfriNIC address blocks:          6017
    Unique aggregates announced from the AfriNIC address blocks:   2975
AfriNIC Region origin ASes present in the Internet Routing Table:   215
    AfriNIC Prefixes per ASN:                                     27.99
AfriNIC Region origin ASes announcing only one prefix:               87
AfriNIC Region transit ASes present in the Internet Routing Table:   65
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:  104
Number of AfriNIC addresses announced to Internet:             26280448
    Equivalent to 1 /8s, 145 /16s and 2 /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        9674       8746      74  CHINAMOBILE-CN China Mobile Communication
 56047        1509        192      48  CMNET-HUNAN-AP China Mobile communication
 56046        1508        876     117  CMNET-JIANGSU-AP China Mobile communicati
 56041        1468        714      73  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         803        176      57  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
 17676         622      10623     151  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Informa
 56040         487        490     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Communic

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       10258      11530    3648  AMAZON-02, US
   749        3253      54899    2505  DNIC-AS-00749, US
   367        2522       3182    1163  DNIC-ASBLK-00306-00371, US
  4155        2021        130    1320  USDA-1, US
   209        1691       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
  5972        1293        382     592  DNIC-ASBLK-05800-06055, US
  7979        1024         67     208  SERVERS-COM, US
 14618         985       4180     736  AMAZON-AES, US
   855         966        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
 20940        1210         97     995  AKAMAI-ASN1, NL
  3215         897       4814     291  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         702         60      24  Jordan Data Communications, JO
  8452         579       1841      11  TE-AS TE-AS, EG
 51167         553        106     242  CONTABO, DE
212238         468         34     411  CDNEXT, GB
 35819         462        469      62  MOBILY-AS Etihad Etisalat Company Mobily,
 20978         420        196      13  TT_MOBIL Istanbul, TR
 13046         383         34       5  ASN-ISKON, HR

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        4766       1552     657  UNINET, MX
  3816        1314        768     202  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1100        369      22  Telefonica del Peru S.A.A., PE
 11830        1087        324       6  Instituto Costarricense de Electricidad y
 18881         875       1128      28  TELEFONICA BRASIL S.A, BR
 26599         541       2891      72  TELEFONICA BRASIL S.A, BR
 13999         534         73     231  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         343         44     284  Telmex Colombia S.A., CO
 27843         231         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
 29571         699         57     288  ORANGE-COTE-IVOIRE, CI
 24863         663        211     271  LINKdotNET-AS, EG
 36914         448         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 36935         258         64      77  Vodafone-, EG
 37492         149        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, EG
 24835         142        142      85  RAYA-AS, EG
 37480         129          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       10258      11530    3648  AMAZON-02, US
  9808        9674       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        4766       1552     657  UNINET, MX
   749        3253      54899    2505  DNIC-AS-00749, US
   367        2522       3182    1163  DNIC-ASBLK-00306-00371, US
  4155        2021        130    1320  USDA-1, US
   209        1691       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 56047        1509        192      48  CMNET-HUNAN-AP China Mobile communication
 56046        1508        876     117  CMNET-JIANGSU-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        9674         9600  CHINAMOBILE-CN China Mobile Communications Grou
  8151        4766         4109  UNINET, MX
 56047        1509         1461  CMNET-HUNAN-AP China Mobile communications corp
 56041        1468         1395  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1508         1391  CMNET-JIANGSU-AP China Mobile communications co
   209        1691         1382  CENTURYLINK-US-LEGACY-QWEST, US
   367        2522         1359  DNIC-ASBLK-00306-00371, US
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, US
  3816        1314         1112  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1087         1081  Instituto Costarricense de Electricidad y Telec

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
     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
     30442  UNALLOCATED  12.155.208.0/24           7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.164.235.0/24           7018  ATT-INTERNET4, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      Transit:     37204  TELONE, ZW
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

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       /10:18      /11:30      /12:91      
/13:126     /14:357     /15:695     /16:5863    /17:2420    /18:2536    
/19:5378    /20:8316    /21:10790   /22:19501   /23:20168   /24:107398  
/25:42      /26:46      /27:67      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2353        4766  UNINET, MX
 16509        2156       10258  AMAZON-02, US
   209         956        1691  CENTURYLINK-US-LEGACY-QWEST, US
 11830         923        1087  Instituto Costarricense de Electricidad y Telecom., CR
 19901         789         938  BRSPD-PUBLIC, US
 11776         740        1590  ATLANTICBB-JOHNSTOWN, US
  6147         694        1100  Telefonica del Peru S.A.A., PE
  8376         550         702  Jordan Data Communications, JO
  7979         439        1024  SERVERS-COM, US
  3356         438         837  LEVEL3, US

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

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

   1:13        2:185       3:383       5:385       6:135       7:5      
   8:620      11:171      12:652      13:312      14:99       15:284    
  16:180      17:6        18:753      20:33       21:4        22:188    
  23:1701     24:381      25:2        27:31       29:19       31:166    
  32:1        34:10       35:60       36:1195     37:385      38:868    
  39:536      40:27       41:744      42:12       43:172      44:26     
  45:2787     46:619      47:90       49:13       50:270      51:353    
  52:1352     54:276      55:929      57:20       58:33       59:34     
  60:17       61:54       62:323      63:488      64:1437     65:778    
  66:1141     67:680      68:169      69:719      70:139      71:192    
  72:367      74:678      75:382      76:186      77:241      78:280    
  79:159      80:203      81:180      82:221      83:102      84:193    
  85:312      86:168      87:153      88:175      89:535      90:97     
  91:600      92:410      93:317      94:474      95:165      96:157    
  97:34       98:132      99:154     100:11      101:18      102:223    
 103:1149    104:651     105:77      106:3       107:185     108:306    
 109:252     110:24      111:1811    112:448     113:35      114:36     
 115:19      116:34      117:961     118:75      119:105     120:1104   
 121:37      122:77      123:20      124:57      125:14      128:343    
 129:269     130:511     131:842     132:534     133:197     134:337    
 135:82      136:379     137:430     138:839     139:385     140:587    
 141:329     142:705     143:686     144:335     145:66      146:472    
 147:381     148:583     149:452     150:289     151:528     152:536    
 153:115     154:500     155:627     156:442     157:292     158:313    
 159:554     160:673     161:498     162:653     163:269     164:654    
 165:387     166:160     167:405     168:1008    169:139     170:1205   
 171:62      172:915     173:615     174:90      175:48      176:262    
 177:1004    178:222     179:553     180:53      181:926     182:24     
 183:831     184:194     185:2343    186:914     187:978     188:510    
 189:1043    190:2732    191:271     192:3792    193:1313    194:865    
 195:578     196:418     197:653     198:1975    199:3793    200:2587   
 201:2266    202:1092    203:650     204:1688    205:1673    206:1138   
 207:1101    208:870     209:1310    210:346     211:442     212:691    
 213:583     214:1013    215:42      216:1648    217:275     218:526    
 219:38      220:30      221:302     222:20      223:635    

End of report


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