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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Dec 29 20:16:36 UTC 2023


IPv4 R&E Routing Table Report   20:15 GMT Fri 29 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:                              256631
    Prefixes after maximum aggregation (per Origin AS):          113997
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      138642
    Number of IPv4 prefixes with a valid ROA:                     97323
    Number of IPv4 prefixes with an invalid ROA:                     57
    Number of IPv4 prefixes with no ROA:                         159251
Total ASes present in the Internet Routing Table:                 20621
    Prefixes per ASN:                                             12.45
Origin-only ASes present in the Internet Routing Table:           17945
Origin ASes announcing only one prefix:                            8019
Transit ASes present in the Internet Routing Table:                2676
Transit-only ASes present in the Internet Routing Table:            661
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:               376
    Number of instances of unregistered ASNs:                       376
Number of 32-bit ASNs allocated by the RIRs:                      43278
Number of 32-bit ASNs visible in the Routing Table:                7437
Prefixes from 32-bit ASNs in the Routing Table:                   26566
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:            126
Number of addresses announced to Internet:                   1487181417
    Equivalent to 88 /8s, 164 /16s and 150 /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:       86730

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

Prefixes being announced by APNIC Region ASes:                    30503
    Total APNIC prefixes after maximum aggregation:                7237
    APNIC Deaggregation factor:                                    4.21
Prefixes being announced from the APNIC address blocks:           30166
    Unique aggregates announced from the APNIC address blocks:     8368
APNIC Region origin ASes present in the Internet Routing Table:    1192
    APNIC Prefixes per ASN:                                       25.31
APNIC Region origin ASes announcing only one prefix:                493
APNIC Region transit ASes present in the Internet Routing Table:    197
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:              214546824
    Equivalent to 12 /8s, 201 /16s and 185 /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:                    119343
    Total ARIN prefixes after maximum aggregation:                62752
    ARIN Deaggregation factor:                                     1.90
Prefixes being announced from the ARIN address blocks:           119187
    Unique aggregates announced from the ARIN address blocks:     69447
ARIN Region origin ASes present in the Internet Routing Table:     9613
    ARIN Prefixes per ASN:                                        12.40
ARIN Region origin ASes announcing only one prefix:                3954
ARIN Region transit ASes present in the Internet Routing Table:     845
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:    2041
Number of ARIN addresses announced to Internet:               838370785
    Equivalent to 49 /8s, 248 /16s and 133 /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:                     55529
    Total RIPE prefixes after maximum aggregation:                28141
    RIPE Deaggregation factor:                                     1.97
Prefixes being announced from the RIPE address blocks:            54594
    Unique aggregates announced from the RIPE address blocks:     36939
RIPE Region origin ASes present in the Internet Routing Table:     5134
    RIPE Prefixes per ASN:                                        10.63
RIPE Region origin ASes announcing only one prefix:                2184
RIPE Region transit ASes present in the Internet Routing Table:     719
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          27
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1971
Number of RIPE addresses announced to Internet:               303482880
    Equivalent to 18 /8s, 22 /16s and 200 /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:                   42504
    Total LACNIC prefixes after maximum aggregation:              13274
    LACNIC Deaggregation factor:                                   3.20
Prefixes being announced from the LACNIC address blocks:          41808
    Unique aggregates announced from the LACNIC address blocks:   20002
LACNIC Region origin ASes present in the Internet Routing Table:   3621
    LACNIC Prefixes per ASN:                                      11.55
LACNIC Region origin ASes announcing only one prefix:              1294
LACNIC Region transit ASes present in the Internet Routing Table:   732
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        38
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2787
Number of LACNIC addresses announced to Internet:              89992448
    Equivalent to 5 /8s, 93 /16s and 45 /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:                   8376
    Total AfriNIC prefixes after maximum aggregation:              2303
    AfriNIC Deaggregation factor:                                  3.64
Prefixes being announced from the AfriNIC address blocks:         10750
    Unique aggregates announced from the AfriNIC address blocks:   3762
AfriNIC Region origin ASes present in the Internet Routing Table:   246
    AfriNIC Prefixes per ASN:                                     43.70
AfriNIC Region origin ASes announcing only one prefix:               94
AfriNIC Region transit ASes present in the Internet Routing Table:   62
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       19
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  115
Number of AfriNIC addresses announced to Internet:             40714496
    Equivalent to 2 /8s, 109 /16s and 65 /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        9599       8738      49  CHINAMOBILE-CN China Mobile Communicati
 56047        1498        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1434        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1432        842     106  CMNET-JIANGSU-AP China Mobile communica
 24444         760        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
 24547         752        168      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 17676         738      10616     152  GIGAINFRA SoftBank Corp., JP
  2907         596       2146     462  SINET-AS Research Organization of Infor
 24445         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
  9394         474       4145      48  CTTNET China TieTong Telecommunications

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        9449      11199    3357  AMAZON-02, US
 22773        3495       3038     293  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3162      54930    2414  DNIC-AS-00749, US
   367        2969       3840    1418  DNIC-ASBLK-00306-00371, US
  7018        2503      23622    1571  ATT-INTERNET4, US
  5650        1996       2759    1416  FRONTIER-FRTR, US
 18566        1855        373     312  MEGAPATH5-, US
 11776        1845        254     221  ATLANTICBB-JOHNSTOWN, US
  6167        1742       3091     458  CELLCO-PART, US
   209        1710       4899     327  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        4641        279      54  ALJAWWALSTC-AS, SA
 20940        1526        135    1220  AKAMAI-ASN1, NL
  3215         893       4823     300  France Telecom - Orange, FR
 25019         833       1035     152  SAUDINETSTC-AS, SA
  8452         831       1841      14  TE-AS TE-AS, EG
 61317         797         55     710  ASDETUK www.heficed.com, US
 34984         751         87     476  TELLCOM-AS, TR
  8376         723         59      21  Jordan Data Communications, JO
  8386         708        109     239  KOCNET, TR
 15897         584        188      20  VODAFONETURKEY, TR

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

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        5904       1677    1003  UNINET, MX
 10620        2214        313    1315  Telmex Colombia S.A., CO
 11830        2007        369      64  Instituto Costarricense de Electricidad
  3816        1306        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 26615        1048       2502      52  TIM SA, BR
 18881         991       1120      28  TELEFONICA BRASIL S.A, BR
 11664         927        151     399  Techtel LMDS Comunicaciones Interactiva
 28006         617         75     280  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
 24863        1181        388      22  LINKdotNET-AS, EG
 24835        1013        457      25  RAYA-AS, EG
 36935         675        520      41  Vodafone-, EG
 36992         655        950     340  ETISALAT-MISR, EG
 36914         512         82       3  KENET-AS, KE
 15399         430         38     145  WANANCHI-, KE
 36903         415        192     302  MT-MPLS, MA
 29571         398         37     168  ORANGE-COTE-IVOIRE, CI
  2018         380        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        9599       8738      49  CHINAMOBILE-CN China Mobile Communicati
 16509        9449      11199    3357  AMAZON-02, US
  8151        5904       1677    1003  UNINET, MX
 39891        4641        279      54  ALJAWWALSTC-AS, SA
 22773        3495       3038     293  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3162      54930    2414  DNIC-AS-00749, US
   367        2969       3840    1418  DNIC-ASBLK-00306-00371, US
  7018        2503      23622    1571  ATT-INTERNET4, US
 10620        2214        313    1315  Telmex Colombia S.A., CO
 11830        2007        369      64  Instituto Costarricense de Electricidad

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        9449         6092  AMAZON-02, US
  8151        5904         4901  UNINET, MX
 39891        4641         4587  ALJAWWALSTC-AS, SA
 22773        3495         3202  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 11776        1845         1624  ATLANTICBB-JOHNSTOWN, US
   367        2969         1551  DNIC-ASBLK-00306-00371, US
 18566        1855         1543  MEGAPATH5-, US
 56047        1498         1464  CMNET-HUNAN-AP China Mobile communications corp
   209        1710         1383  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
45.42.252.0/22       Origin:     16509  AMAZON-02, US
45.42.252.0/22      Transit:     24482  SGGS-AS-AP SG.GS, SG

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       /10:28      /11:45      /12:130     
/13:188     /14:508     /15:1035    /16:7449    /17:3485    /18:4022    
/19:7891    /20:12224   /21:15411   /22:28514   /23:28971   /24:146430  
/25:85      /26:61      /27:72      /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        4641  ALJAWWALSTC-AS, SA
  8151        3122        5904  UNINET, MX
 22773        2552        3495  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        1952        9449  AMAZON-02, US
 18566        1769        1855  MEGAPATH5-, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telec
  5650        1409        1996  FRONTIER-FRTR, US
 10620        1337        2214  Telmex Colombia S.A., CO
  7018        1093        2503  ATT-INTERNET4, US
   209         965        1710  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)
----------------------------------------------

   1:15        2:524       3:252       4:5         5:1318      6:150    
   7:5         8:729      11:171      12:1098     13:316      14:102    
  15:285      16:167      17:6        18:658      20:244      21:4      
  22:188      23:2405     24:780      25:2        27:25       29:19     
  31:424      32:37       34:2        35:59       36:1106     37:836    
  38:1349     39:508      40:62       41:914      42:20       43:211    
  44:41       45:3365     46:871      47:153      49:22       50:343    
  51:478      52:1385     54:330      55:889      56:5        57:23     
  58:7        59:32       60:18       61:60       62:609      63:889    
  64:2095     65:1152     66:2240     67:953      68:589      69:1196   
  70:492      71:267      72:694      74:1047     75:437      76:244    
  77:344      78:611      79:253      80:371      81:347      82:276    
  83:157      84:348      85:474      86:198      87:283      88:220    
  89:575      90:102      91:955      92:498      93:926      94:690    
  95:1221     96:280      97:70       98:548      99:164     100:45     
 101:29      102:297     103:1178    104:1403    105:64      106:42     
 107:1402    108:532     109:326     110:32      111:1739    112:473    
 113:58      114:33      115:17      116:47      117:952     118:64     
 119:151     120:1072    121:37      122:88      123:79      124:57     
 125:17      128:445     129:378     130:609     131:1049    132:556    
 133:267     134:445     135:130     136:420     137:590     138:875    
 139:532     140:576     141:263     142:802     143:646     144:380    
 145:90      146:618     147:424     148:695     149:704     150:292    
 151:609     152:538     153:146     154:644     155:765     156:604    
 157:329     158:424     159:660     160:666     161:636     162:974    
 163:407     164:658     165:809     166:568     167:620     168:1422   
 169:182     170:1505    171:98      172:1285    173:858     174:280    
 175:42      176:824     177:838     178:383     179:668     180:61     
 181:1640    182:16      183:871     184:504     185:3428    186:1877   
 187:862     188:789     189:1306    190:4353    191:337     192:4908   
 193:2000    194:1454    195:1116    196:900     197:725     198:2580   
 199:3428    200:3178    201:3206    202:1090    203:643     204:2231   
 205:1851    206:1623    207:1410    208:1417    209:1905    210:336    
 211:472     212:1036    213:872     214:1068    215:44      216:2520   
 217:570     218:524     219:24      220:29      221:292     222:20     
 223:619    

End of report


More information about the ren-bgp-stats-all mailing list