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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Dec 6 20:16:40 UTC 2023


IPv4 R&E Routing Table Report   20:15 GMT Wed 06 Dec, 2023

  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:                              257006
    Prefixes after maximum aggregation (per Origin AS):          113534
    Deaggregation factor:                                          2.26
    Unique aggregates announced (without unneeded subnets):      138364
    Number of IPv4 prefixes with a valid ROA:                     96669
    Number of IPv4 prefixes with an invalid ROA:                     30
    Number of IPv4 prefixes with no ROA:                         160307
Total ASes present in the Internet Routing Table:                 20744
    Prefixes per ASN:                                             12.39
Origin-only ASes present in the Internet Routing Table:           18069
Origin ASes announcing only one prefix:                            8074
Transit ASes present in the Internet Routing Table:                2675
Transit-only ASes present in the Internet Routing Table:            663
Paths with bogon ASNs present in the IPv4 Routing Table:             11
Average AS path length visible in the Internet Routing Table:       5.6
    Max AS path length visible:                                      38
    Max AS path prepend of ASN (272886)                              31
Prefixes from unregistered ASNs in the Routing Table:               381
    Number of instances of unregistered ASNs:                       381
Number of 32-bit ASNs allocated by the RIRs:                      43163
Number of 32-bit ASNs visible in the Routing Table:                7497
Prefixes from 32-bit ASNs in the Routing Table:                   26797
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:            133
Number of addresses announced to Internet:                   1487898185
    Equivalent to 88 /8s, 175 /16s and 134 /24s
    Percentage of available address space announced:               40.2
    Percentage of allocated address space announced:               40.2
    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:       87134

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

Prefixes being announced by APNIC Region ASes:                    30692
    Total APNIC prefixes after maximum aggregation:                7305
    APNIC Deaggregation factor:                                    4.20
Prefixes being announced from the APNIC address blocks:           30278
    Unique aggregates announced from the APNIC address blocks:     8400
APNIC Region origin ASes present in the Internet Routing Table:    1200
    APNIC Prefixes per ASN:                                       25.23
APNIC Region origin ASes announcing only one prefix:                485
APNIC Region transit ASes present in the Internet Routing Table:    196
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:    523
Number of APNIC addresses announced to Internet:              213075848
    Equivalent to 12 /8s, 179 /16s and 71 /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:                    119289
    Total ARIN prefixes after maximum aggregation:                62345
    ARIN Deaggregation factor:                                     1.91
Prefixes being announced from the ARIN address blocks:           119269
    Unique aggregates announced from the ARIN address blocks:     69130
ARIN Region origin ASes present in the Internet Routing Table:     9645
    ARIN Prefixes per ASN:                                        12.37
ARIN Region origin ASes announcing only one prefix:                3962
ARIN Region transit ASes present in the Internet Routing Table:     862
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:    2044
Number of ARIN addresses announced to Internet:               842524865
    Equivalent to 50 /8s, 55 /16s and 232 /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, 393216-401308
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:                     55954
    Total RIPE prefixes after maximum aggregation:                28001
    RIPE Deaggregation factor:                                     2.00
Prefixes being announced from the RIPE address blocks:            54945
    Unique aggregates announced from the RIPE address blocks:     36872
RIPE Region origin ASes present in the Internet Routing Table:     5135
    RIPE Prefixes per ASN:                                        10.70
RIPE Region origin ASes announcing only one prefix:                2193
RIPE Region transit ASes present in the Internet Routing Table:     701
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          31
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1946
Number of RIPE addresses announced to Internet:               303398912
    Equivalent to 18 /8s, 21 /16s and 128 /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:                   42134
    Total LACNIC prefixes after maximum aggregation:              13179
    LACNIC Deaggregation factor:                                   3.20
Prefixes being announced from the LACNIC address blocks:          41468
    Unique aggregates announced from the LACNIC address blocks:   19851
LACNIC Region origin ASes present in the Internet Routing Table:   3697
    LACNIC Prefixes per ASN:                                      11.22
LACNIC Region origin ASes announcing only one prefix:              1344
LACNIC Region transit ASes present in the Internet Routing Table:   745
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        38
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2867
Number of LACNIC addresses announced to Internet:              88062208
    Equivalent to 5 /8s, 63 /16s and 185 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                   8556
    Total AfriNIC prefixes after maximum aggregation:              2414
    AfriNIC Deaggregation factor:                                  3.54
Prefixes being announced from the AfriNIC address blocks:         10913
    Unique aggregates announced from the AfriNIC address blocks:   3985
AfriNIC Region origin ASes present in the Internet Routing Table:   249
    AfriNIC Prefixes per ASN:                                     43.83
AfriNIC Region origin ASes announcing only one prefix:               90
AfriNIC Region transit ASes present in the Internet Routing Table:   65
Average AfriNIC Region AS path length visible:                      5.9
    Max AfriNIC Region AS path length visible:                       16
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  117
Number of AfriNIC addresses announced to Internet:             40695808
    Equivalent to 2 /8s, 108 /16s and 248 /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        9561       8729      40  CHINAMOBILE-CN China Mobile Communicati
 56047        1504        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1428        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1416        834     106  CMNET-JIANGSU-AP China Mobile communica
 24547         766        168      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         760        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 17676         739      10616     152  GIGAINFRA SoftBank Corp., JP
  9394         663       4270      56  CTTNET China TieTong Telecommunications
  2907         603       2162     466  SINET-AS Research Organization of Infor
 24445         477        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        9365      11174    3358  AMAZON-02, US
 22773        3501       3039     296  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3163      54930    2415  DNIC-AS-00749, US
   367        2998       3845    1422  DNIC-ASBLK-00306-00371, US
  7018        2548      23609    1589  ATT-INTERNET4, US
  5650        1891       2744    1316  FRONTIER-FRTR, US
 18566        1852        373     314  MEGAPATH5-, US
 11776        1842        254     221  ATLANTICBB-JOHNSTOWN, US
  6167        1740       3064     430  CELLCO-PART, US
   209        1713       4899     329  CENTURYLINK-US-LEGACY-QWEST, 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        4570        271      54  ALJAWWALSTC-AS, SA
 20940        1587        140    1259  AKAMAI-ASN1, NL
  3215         892       4823     300  France Telecom - Orange, FR
  8452         891       1841      14  TE-AS TE-AS, EG
 61317         889         59     765  ASDETUK www.heficed.com, US
 25019         872       1035     152  SAUDINETSTC-AS, SA
 34984         821        107     518  TELLCOM-AS, TR
  8376         736         60      22  Jordan Data Communications, JO
  8386         707        109     242  KOCNET, TR
 58224         631        476     482  TCI, IR

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        5871       1671    1012  UNINET, MX
 11830        2006        369      64  Instituto Costarricense de Electricidad
 10620        1875        265    1236  Telmex Colombia S.A., CO
  3816        1306        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1082        369      22  Telefonica del Peru S.A.A., PE
 26615        1048       2502      52  TIM SA, BR
 18881         990       1120      28  TELEFONICA BRASIL S.A, BR
 11664         920        148     402  Techtel LMDS Comunicaciones Interactiva
 28006         616         75     279  CORPORACION NACIONAL DE TELECOMUNICACIO
 26599         596       2965      47  TELEFONICA BRASIL S.A, BR

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
 24835        1032        457      25  RAYA-AS, EG
 24863         946        388      22  LINKdotNET-AS, EG
 36992         682       1012     336  ETISALAT-MISR, EG
 36935         674        520      41  Vodafone-, EG
 36914         527         82       3  KENET-AS, KE
 36903         415        192     302  MT-MPLS, MA
 15399         412         36     178  WANANCHI-, KE
 29571         388         36     161  ORANGE-COTE-IVOIRE, CI
  2018         381        319      71  TENET-1, ZA
 37693         313        594      41  TUNISIANA, TN

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
  9808        9561       8729      40  CHINAMOBILE-CN China Mobile Communicati
 16509        9365      11174    3358  AMAZON-02, US
  8151        5871       1671    1012  UNINET, MX
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 22773        3501       3039     296  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3163      54930    2415  DNIC-AS-00749, US
   367        2998       3845    1422  DNIC-ASBLK-00306-00371, US
  7018        2548      23609    1589  ATT-INTERNET4, US
 11830        2006        369      64  Instituto Costarricense de Electricidad
  5650        1891       2744    1316  FRONTIER-FRTR, 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
 16509        9365         6007  AMAZON-02, US
  8151        5871         4859  UNINET, MX
 39891        4570         4516  ALJAWWALSTC-AS, SA
 22773        3501         3205  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        2006         1942  Instituto Costarricense de Electricidad y Telec
 11776        1842         1621  ATLANTICBB-JOHNSTOWN, US
   367        2998         1576  DNIC-ASBLK-00306-00371, US
 18566        1852         1538  MEGAPATH5-, US
 56047        1504         1470  CMNET-HUNAN-AP China Mobile communications corp
   209        1713         1384  CENTURYLINK-US-LEGACY-QWEST, US

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
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    396451  UNALLOCATED  12.6.254.0/24             7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            7018  ATT-INTERNET4, US

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

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

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

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

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
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
43.243.102.0/24      Origin:     64050  BCPL-SG BGPNET Global ASN, SG
43.243.102.0/24     Transit:      2914  NTT-LTD-2914, US

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        /8:13       /9:8       /10:29      /11:45      /12:127     
/13:188     /14:499     /15:1000    /16:7437    /17:3491    /18:4050    
/19:7877    /20:12446   /21:15500   /22:28478   /23:29023   /24:146517  
/25:84      /26:62      /27:71      /28:18      /29:22      /30:15      
/31:0       /32:6       

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

   ASN  No of nets  Total ann.  Description
 39891        3324        4570  ALJAWWALSTC-AS, SA
  8151        3112        5871  UNINET, MX
 22773        2559        3501  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        1918        9365  AMAZON-02, US
 18566        1766        1852  MEGAPATH5-, US
 11830        1704        2006  Instituto Costarricense de Electricidad y Telec
  5650        1380        1891  FRONTIER-FRTR, US
 10620        1128        1875  Telmex Colombia S.A., CO
  7018        1119        2548  ATT-INTERNET4, US
   209         967        1713  CENTURYLINK-US-LEGACY-QWEST, US

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

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

   1:14        2:526       3:247       4:5         5:1317      6:149    
   7:5         8:728      11:171      12:1094     13:310      14:102    
  15:283      16:167      17:6        18:653      20:219      21:4      
  22:188      23:2412     24:762      25:2        27:25       29:19     
  31:436      32:37       34:2        35:56       36:1062     37:975    
  38:1328     39:503      40:60       41:1000     42:20       43:204    
  44:42       45:3376     46:862      47:151      49:20       50:349    
  51:477      52:1378     54:353      55:835      56:5        57:24     
  58:8        59:32       60:18       61:70       62:590      63:892    
  64:2075     65:1156     66:2287     67:957      68:638      69:1273   
  70:495      71:265      72:697      74:1050     75:434      76:226    
  77:337      78:604      79:255      80:385      81:356      82:315    
  83:159      84:365      85:427      86:214      87:300      88:226    
  89:634      90:104      91:942      92:499      93:925      94:644    
  95:1226     96:278      97:70       98:547      99:162     100:45     
 101:26      102:296     103:1204    104:1415    105:68      106:42     
 107:1413    108:527     109:336     110:35      111:1737    112:472    
 113:48      114:32      115:18      116:46      117:955     118:64     
 119:150     120:1081    121:42      122:93      123:81      124:57     
 125:15      128:451     129:375     130:613     131:1100    132:558    
 133:267     134:463     135:124     136:416     137:547     138:895    
 139:538     140:578     141:273     142:786     143:677     144:376    
 145:90      146:598     147:419     148:692     149:732     150:292    
 151:588     152:523     153:146     154:618     155:767     156:622    
 157:324     158:434     159:668     160:663     161:634     162:962    
 163:403     164:662     165:569     166:588     167:620     168:1407   
 169:183     170:1575    171:97      172:1326    173:836     174:284    
 175:40      176:826     177:885     178:385     179:661     180:50     
 181:1588    182:15      183:878     184:505     185:3388    186:1845   
 187:848     188:737     189:1330    190:4229    191:333     192:4977   
 193:1964    194:1451    195:1144    196:911     197:798     198:2622   
 199:3234    200:3187    201:3197    202:1109    203:639     204:2238   
 205:1849    206:1643    207:1428    208:1431    209:1955    210:332    
 211:475     212:1040    213:858     214:1072    215:57      216:2521   
 217:573     218:521     219:23      220:29      221:287     222:33     
 223:619    

End of report


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