[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 27 20:16:28 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 27 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:                              189771
    Prefixes after maximum aggregation (per Origin AS):           83894
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      104189
    Number of IPv4 prefixes with a valid ROA:                     76682
    Number of IPv4 prefixes with an invalid ROA:                     20
    Number of IPv4 prefixes with no ROA:                         113069
Total ASes present in the Internet Routing Table:                 16020
    Prefixes per ASN:                                             11.85
Origin-only ASes present in the Internet Routing Table:           13782
Origin ASes announcing only one prefix:                            6386
Transit ASes present in the Internet Routing Table:                2238
Transit-only ASes present in the Internet Routing Table:            634
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.9
    Max AS path length visible:                                      41
    Max AS path prepend of ASN ( 59588)                              32
Prefixes from unregistered ASNs in the Routing Table:               222
    Number of instances of unregistered ASNs:                       222
Number of 32-bit ASNs allocated by the RIRs:                      44880
Number of 32-bit ASNs visible in the Routing Table:                5871
Prefixes from 32-bit ASNs in the Routing Table:                   19677
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:             85
Number of addresses announced to Internet:                   1121318045
    Equivalent to 66 /8s, 213 /16s and 244 /24s
    Percentage of available address space announced:               30.3
    Percentage of allocated address space announced:               30.3
    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:       55229

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

Prefixes being announced by APNIC Region ASes:                    30225
    Total APNIC prefixes after maximum aggregation:                7170
    APNIC Deaggregation factor:                                    4.22
Prefixes being announced from the APNIC address blocks:           29747
    Unique aggregates announced from the APNIC address blocks:     8174
APNIC Region origin ASes present in the Internet Routing Table:    1143
    APNIC Prefixes per ASN:                                       26.03
APNIC Region origin ASes announcing only one prefix:                463
APNIC Region transit ASes present in the Internet Routing Table:    201
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:    502
Number of APNIC addresses announced to Internet:              202618476
    Equivalent to 12 /8s, 19 /16s and 182 /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:                     87335
    Total ARIN prefixes after maximum aggregation:                48085
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            85929
    Unique aggregates announced from the ARIN address blocks:     53715
ARIN Region origin ASes present in the Internet Routing Table:     7309
    ARIN Prefixes per ASN:                                        11.76
ARIN Region origin ASes announcing only one prefix:                3180
ARIN Region transit ASes present in the Internet Routing Table:     660
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:    1512
Number of ARIN addresses announced to Internet:               658390369
    Equivalent to 39 /8s, 62 /16s and 61 /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:                     36314
    Total RIPE prefixes after maximum aggregation:                17202
    RIPE Deaggregation factor:                                     2.11
Prefixes being announced from the RIPE address blocks:            37248
    Unique aggregates announced from the RIPE address blocks:     24842
RIPE Region origin ASes present in the Internet Routing Table:     3428
    RIPE Prefixes per ASN:                                        10.87
RIPE Region origin ASes announcing only one prefix:                1479
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:    1252
Number of RIPE addresses announced to Internet:               160943056
    Equivalent to 9 /8s, 151 /16s and 203 /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:                   31247
    Total LACNIC prefixes after maximum aggregation:               9532
    LACNIC Deaggregation factor:                                   3.28
Prefixes being announced from the LACNIC address blocks:          30971
    Unique aggregates announced from the LACNIC address blocks:   14652
LACNIC Region origin ASes present in the Internet Routing Table:   3194
    LACNIC Prefixes per ASN:                                       9.70
LACNIC Region origin ASes announcing only one prefix:              1176
LACNIC Region transit ASes present in the Internet Routing Table:   646
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:  2496
Number of LACNIC addresses announced to Internet:              73431552
    Equivalent to 4 /8s, 96 /16s and 122 /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:                   4428
    Total AfriNIC prefixes after maximum aggregation:              1732
    AfriNIC Deaggregation factor:                                  2.56
Prefixes being announced from the AfriNIC address blocks:          5791
    Unique aggregates announced from the AfriNIC address blocks:   2722
AfriNIC Region origin ASes present in the Internet Routing Table:   214
    AfriNIC Prefixes per ASN:                                     27.06
AfriNIC Region origin ASes announcing only one prefix:               88
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:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  109
Number of AfriNIC addresses announced to Internet:             25886720
    Equivalent to 1 /8s, 139 /16s and 0 /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        9682       8745      72  CHINAMOBILE-CN China Mobile Communicati
 56047        1507        192      48  CMNET-HUNAN-AP China Mobile communicati
 56046        1493        876     112  CMNET-JIANGSU-AP China Mobile communica
 56041        1463        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         803        176      57  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         704      10639     150  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Infor
 56040         488        490     109  CMNET-GUANGDONG-AP China Mobile communi
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10102      11535    3640  AMAZON-02, US
   749        3247      54900    2499  DNIC-AS-00749, US
   367        2677       3311    1258  DNIC-ASBLK-00306-00371, US
  4155        1947        125    1288  USDA-1, US
   209        1695       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1593        222     269  ATLANTICBB-JOHNSTOWN, US
  5972        1305        384     583  DNIC-ASBLK-05800-06055, US
  7979         993         65     201  SERVERS-COM, US
   855         961        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        1294        104    1043  AKAMAI-ASN1, NL
  3215         896       4814     290  France Telecom - Orange, FR
 25019         815       1044     145  SAUDINETSTC-AS, SA
  8376         686         60      22  Jordan Data Communications, JO
  8452         581       1841      11  TE-AS TE-AS, EG
 51167         546        105     239  CONTABO, DE
 35819         465        472      60  MOBILY-AS Etihad Etisalat Company Mobil
 20978         420        196      13  TT_MOBIL Istanbul, TR
 13046         406         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        5860       1701     683  UNINET, MX
  3816        1313        771     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1094        369      22  Telefonica del Peru S.A.A., PE
 11830        1049        324       6  Instituto Costarricense de Electricidad
 18881         779       1128      28  TELEFONICA BRASIL S.A, BR
 26599         542       2891      72  TELEFONICA BRASIL S.A, BR
 13999         516         71     220  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         351         44     290  Telmex Colombia S.A., CO
 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
 24863         661        211     275  LINKdotNET-AS, EG
 36914         450         82       3  KENET-AS, KE
 29571         411         42     211  ORANGE-COTE-IVOIRE, CI
  2018         381        319      71  TENET-1, ZA
 36935         261         65      80  Vodafone-, EG
 24835         151        152      89  RAYA-AS, EG
 37492         151        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  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       10102      11535    3640  AMAZON-02, US
  9808        9682       8745      72  CHINAMOBILE-CN China Mobile Communicati
  8151        5860       1701     683  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3247      54900    2499  DNIC-AS-00749, US
   367        2677       3311    1258  DNIC-ASBLK-00306-00371, US
  4155        1947        125    1288  USDA-1, US
   209        1695       4898     310  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1593        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        9682         9610  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5860         5177  UNINET, MX
 39891        4758         4698  ALJAWWALSTC-AS, SA
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2677         1419  DNIC-ASBLK-00306-00371, US
 56041        1463         1390  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1695         1385  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1493         1381  CMNET-JIANGSU-AP China Mobile communications co
 11776        1593         1324  ATLANTICBB-JOHNSTOWN, US
  3816        1313         1121  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
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      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
41.79.128.0/22       Origin:     37475  RESERVED, ZZ
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       /10:18      /11:30      /12:93      
/13:124     /14:358     /15:699     /16:5923    /17:2448    /18:2576    
/19:5542    /20:8764    /21:11048   /22:19487   /23:20809   /24:111624  
/25:43      /26:48      /27:69      /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        2977        5860  UNINET, MX
 16509        2124       10102  AMAZON-02, US
 11492        1209        1599  CABLEONE, US
   209         958        1695  CENTURYLINK-US-LEGACY-QWEST, US
 11830         886        1049  Instituto Costarricense de Electricidad y Telec
 19901         778         920  BRSPD-PUBLIC, US
 11776         740        1593  ATLANTICBB-JOHNSTOWN, US
  6147         687        1094  Telefonica del Peru S.A.A., PE
  8376         535         686  Jordan Data Communications, JO

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

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

   1:12        2:392       3:359       5:944       6:150       7:5      
   8:637      11:171      12:653      13:303      14:100      15:279    
  16:182      17:6        18:741      20:34       21:4        22:188    
  23:1842     24:717      25:2        27:27       29:19       31:179    
  32:1        34:10       35:58       36:1201     37:422      38:780    
  39:528      40:26       41:638      42:13       43:174      44:33     
  45:2529     46:605      47:93       49:12       50:270      51:481    
  52:1369     54:276      55:912      56:1        57:21       58:6      
  59:35       60:17       61:50       62:350      63:497      64:1541   
  65:807      66:1216     67:832      68:176      69:809      70:139    
  71:191      72:467      74:700      75:382      76:182      77:319    
  78:576      79:158      80:227      81:197      82:219      83:122    
  84:201      85:346      86:162      87:167      88:157      89:519    
  90:97       91:604      92:444      93:805      94:491      95:1095   
  96:363      97:34       98:137      99:148     100:11      101:15     
 102:206     103:1093    104:744     105:76      106:3       107:175    
 108:299     109:265     110:26      111:1799    112:446     113:46     
 114:35      115:19      116:29      117:967     118:75      119:108    
 120:1087    121:19      122:68      123:21      124:56      125:15     
 128:360     129:277     130:521     131:803     132:523     133:195    
 134:340     135:88      136:386     137:423     138:768     139:386    
 140:584     141:343     142:711     143:599     144:326     145:67     
 146:459     147:402     148:591     149:458     150:293     151:584    
 152:583     153:116     154:528     155:698     156:464     157:284    
 158:310     159:660     160:788     161:454     162:697     163:274    
 164:649     165:388     166:116     167:405     168:980     169:135    
 170:1288    171:64      172:917     173:780     174:170     175:35     
 176:385     177:848     178:388     179:520     180:62      181:899    
 182:22      183:831     184:289     185:2309    186:790     187:969    
 188:635     189:1107    190:2622    191:248     192:3847    193:1285   
 194:861     195:590     196:401     197:556     198:1978    199:3761   
 200:2476    201:2303    202:1066    203:623     204:1714    205:1676   
 206:1178    207:1117    208:909     209:1343    210:326     211:432    
 212:710     213:584     214:1013    215:42      216:1709    217:312    
 218:522     219:23      220:29      221:303     222:20      223:634    


End of report


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