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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jan 14 20:16:31 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 14 Jan, 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:                              187944
    Prefixes after maximum aggregation (per Origin AS):           82392
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      102568
    Number of IPv4 prefixes with a valid ROA:                     71617
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         116304
Total ASes present in the Internet Routing Table:                 16078
    Prefixes per ASN:                                             11.69
Origin-only ASes present in the Internet Routing Table:           13970
Origin ASes announcing only one prefix:                            6411
Transit ASes present in the Internet Routing Table:                2108
Transit-only ASes present in the Internet Routing Table:            584
Paths with bogon ASNs present in the IPv4 Routing Table:             11
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      27
    Max AS path prepend of ASN ( 11816)                              21
Prefixes from unregistered ASNs in the Routing Table:               225
    Number of instances of unregistered ASNs:                       225
Number of 32-bit ASNs allocated by the RIRs:                      43391
Number of 32-bit ASNs visible in the Routing Table:                5735
Prefixes from 32-bit ASNs in the Routing Table:                   18742
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:             72
Number of addresses announced to Internet:                   1069910889
    Equivalent to 63 /8s, 197 /16s and 139 /24s
    Percentage of available address space announced:               28.9
    Percentage of allocated address space announced:               28.9
    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:       56715

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

Prefixes being announced by APNIC Region ASes:                    28113
    Total APNIC prefixes after maximum aggregation:                6320
    APNIC Deaggregation factor:                                    4.45
Prefixes being announced from the APNIC address blocks:           27986
    Unique aggregates announced from the APNIC address blocks:     7147
APNIC Region origin ASes present in the Internet Routing Table:    1064
    APNIC Prefixes per ASN:                                       26.30
APNIC Region origin ASes announcing only one prefix:                444
APNIC Region transit ASes present in the Internet Routing Table:    173
Average APNIC Region AS path length visible:                        6.3
    Max APNIC Region AS path length visible:                         13
Number of APNIC region 32-bit ASNs visible in the Routing Table:    457
Number of APNIC addresses announced to Internet:              166764680
    Equivalent to 9 /8s, 240 /16s and 160 /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:                     83037
    Total ARIN prefixes after maximum aggregation:                45641
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            82032
    Unique aggregates announced from the ARIN address blocks:     51264
ARIN Region origin ASes present in the Internet Routing Table:     7369
    ARIN Prefixes per ASN:                                        11.13
ARIN Region origin ASes announcing only one prefix:                3175
ARIN Region transit ASes present in the Internet Routing Table:     654
Average ARIN Region AS path length visible:                         5.4
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1498
Number of ARIN addresses announced to Internet:               606217697
    Equivalent to 36 /8s, 34 /16s and 37 /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:                     40013
    Total RIPE prefixes after maximum aggregation:                18633
    RIPE Deaggregation factor:                                     2.15
Prefixes being announced from the RIPE address blocks:            40324
    Unique aggregates announced from the RIPE address blocks:     26320
RIPE Region origin ASes present in the Internet Routing Table:     3761
    RIPE Prefixes per ASN:                                        10.72
RIPE Region origin ASes announcing only one prefix:                1626
RIPE Region transit ASes present in the Internet Routing Table:     537
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:    1374
Number of RIPE addresses announced to Internet:               196971264
    Equivalent to 11 /8s, 189 /16s and 139 /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:                   31885
    Total LACNIC prefixes after maximum aggregation:              10070
    LACNIC Deaggregation factor:                                   3.17
Prefixes being announced from the LACNIC address blocks:          31637
    Unique aggregates announced from the LACNIC address blocks:   15303
LACNIC Region origin ASes present in the Internet Routing Table:   3009
    LACNIC Prefixes per ASN:                                      10.51
LACNIC Region origin ASes announcing only one prefix:              1090
LACNIC Region transit ASes present in the Internet Routing Table:   589
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        25
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2310
Number of LACNIC addresses announced to Internet:              73576704
    Equivalent to 4 /8s, 98 /16s and 177 /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:                   4671
    Total AfriNIC prefixes after maximum aggregation:              1547
    AfriNIC Deaggregation factor:                                  3.02
Prefixes being announced from the AfriNIC address blocks:          5893
    Unique aggregates announced from the AfriNIC address blocks:   2464
AfriNIC Region origin ASes present in the Internet Routing Table:   201
    AfriNIC Prefixes per ASN:                                     29.32
AfriNIC Region origin ASes announcing only one prefix:               76
AfriNIC Region transit ASes present in the Internet Routing Table:   52
Average AfriNIC Region AS path length visible:                      5.6
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   96
Number of AfriNIC addresses announced to Internet:             26345728
    Equivalent to 1 /8s, 146 /16s and 1 /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        9591       8738      50  CHINAMOBILE-CN China Mobile Communicati
 56047        1486        188      34  CMNET-HUNAN-AP China Mobile communicati
 56041        1436        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 56046        1429        842     106  CMNET-JIANGSU-AP China Mobile communica
 24547         771        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         760        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
  2907         602       2162     466  SINET-AS Research Organization of Infor
 24445         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
 56040         445        488     104  CMNET-GUANGDONG-AP China Mobile communi
  7497         437        180      23  CSTNET-AS-AP Computer Network Informati

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        9498      11207    3371  AMAZON-02, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2944       3829    1416  DNIC-ASBLK-00306-00371, US
 11776        1850        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1702       4899     324  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1531        393     674  DNIC-ASBLK-05800-06055, US
  4155         979         64     817  USDA-1, US
   855         961        255      82  CANET-ASN-4, CA
  7979         958         63     192  SERVERS-COM, US
 16625         949        432     867  AKAMAI-AS, 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        4658        280      55  ALJAWWALSTC-AS, SA
 20940        1396        118    1125  AKAMAI-ASN1, NL
  3215         899       4811     303  France Telecom - Orange, FR
 25019         812       1032     146  SAUDINETSTC-AS, SA
  8376         733         60      22  Jordan Data Communications, JO
 34984         697         78     431  TELLCOM-AS, TR
  8452         578       1329      11  TE-AS TE-AS, EG
 15897         567        183      24  VODAFONETURKEY, TR
 29580         481         52     202  A1BG_RSG A1 EAD, BG
 51167         430         73     180  CONTABO, DE

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        5047       1501     902  UNINET, MX
  3816        1306        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1087        369      22  Telefonica del Peru S.A.A., PE
 11830        1085        324       7  Instituto Costarricense de Electricidad
 18881         984       1120      28  TELEFONICA BRASIL S.A, BR
 11664         576        108     216  Techtel LMDS Comunicaciones Interactiva
 26599         557       2957      46  TELEFONICA BRASIL S.A, BR
 10620         491         66     411  Telmex Colombia S.A., CO
 13999         433         67     171  Mega Cable, S.A. de C.V., MX
 27651         330         62       9  ENTEL CHILE S.A., CL

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         578        388      22  LINKdotNET-AS, EG
 36914         520         82       3  KENET-AS, KE
 29571         394         29     204  ORANGE-COTE-IVOIRE, CI
  2018         381        319      71  TENET-1, ZA
 36935         261         67      77  Vodafone-, EG
 36992         254        556     147  ETISALAT-MISR, EG
 24835         214        166     119  RAYA-AS, EG
 15706         203         32       7  Sudatel, SD
327687         156         28       3  RENU, UG
 37492         155        471      43  ORANGE-, 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        9591       8738      50  CHINAMOBILE-CN China Mobile Communicati
 16509        9498      11207    3371  AMAZON-02, US
  8151        5047       1501     902  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2944       3829    1416  DNIC-ASBLK-00306-00371, US
 11776        1850        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1702       4899     324  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1531        393     674  DNIC-ASBLK-05800-06055, US
 56047        1486        188      34  CMNET-HUNAN-AP China Mobile communicati

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
 16509        9498         6127  AMAZON-02, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5047         4145  UNINET, MX
 11776        1850         1629  ATLANTICBB-JOHNSTOWN, US
   367        2944         1528  DNIC-ASBLK-00306-00371, US
 56047        1486         1452  CMNET-HUNAN-AP China Mobile communications corp
   209        1702         1378  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1436         1363  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1429         1323  CMNET-JIANGSU-AP China Mobile communications co
  3816        1306         1109  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
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     40493  UNALLOCATED  8.17.26.0/24              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
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
     30442  UNALLOCATED  12.155.208.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.231.0/24           7018  ATT-INTERNET4, US
     32282  UNALLOCATED  12.162.235.0/24           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
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
64.16.112.0/21       Origin:      3561  CENTURYLINK-LEGACY-SAVVIS, US
64.16.112.0/21      Transit:       209  CENTURYLINK-US-LEGACY-QWEST, US
64.68.36.0/24        Origin:     53334  TUT-AS, US
64.68.36.0/24       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        /8:11       /9:4       /10:14      /11:29      /12:78      
/13:135     /14:370     /15:742     /16:5563    /17:2629    /18:2741    
/19:5599    /20:8980    /21:10929   /22:20580   /23:20467   /24:108812  
/25:79      /26:51      /27:71      /28:18      /29:21      /30:15      
/31:0       /32:6       

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

   ASN  No of nets  Total ann.  Description
 39891        3340        4658  ALJAWWALSTC-AS, SA
  8151        2671        5047  UNINET, MX
 16509        1978        9498  AMAZON-02, US
   209         961        1702  CENTURYLINK-US-LEGACY-QWEST, US
 11830         924        1085  Instituto Costarricense de Electricidad y Telec
 11776         893        1850  ATLANTICBB-JOHNSTOWN, US
  6147         686        1087  Telefonica del Peru S.A.A., PE
 19901         666         803  BRSPD-PUBLIC, US
  8376         574         733  Jordan Data Communications, JO
 34984         549         697  TELLCOM-AS, TR

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

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

   1:9         2:448       3:250       5:1101      6:150       7:5      
   8:621      11:171      12:257      13:316      14:100      15:279    
  16:165      17:6        18:665      20:49       21:4        22:188    
  23:1791     24:533      25:2        27:16       29:19       31:243    
  32:2        34:2        35:52       36:1102     37:488      38:835    
  39:510      40:7        41:665      42:18       43:183      44:33     
  45:2308     46:608      47:149      49:14       50:277      51:468    
  52:1365     54:327      55:857      57:18       58:6        59:29     
  60:18       61:59       62:352      63:473      64:1537     65:821    
  66:1330     67:723      68:153      69:765      70:154      71:209    
  72:347      74:766      75:391      76:208      77:250      78:555    
  79:183      80:233      81:204      82:191      83:103      84:211    
  85:346      86:149      87:216      88:157      89:315      90:98     
  91:611      92:400      93:803      94:529      95:1112     96:173    
  97:37       98:127      99:149     100:42      101:20      102:185    
 103:955     104:737     105:15      106:2       107:204     108:353    
 109:236     110:33      111:1745    112:468     113:44      114:30     
 115:10      116:29      117:947     118:46      119:99      120:1068   
 121:33      122:81      123:20      124:55      125:12      128:349    
 129:283     130:491     131:875     132:507     133:264     134:323    
 135:66      136:365     137:422     138:695     139:454     140:504    
 141:180     142:695     143:591     144:313     145:87      146:489    
 147:332     148:588     149:513     150:284     151:534     152:360    
 153:113     154:394     155:666     156:308     157:240     158:300    
 159:537     160:549     161:460     162:702     163:272     164:621    
 165:400     166:110     167:374     168:942     169:151     170:1166   
 171:60      172:891     173:635     174:113     175:39      176:680    
 177:673     178:319     179:473     180:45      181:1057    182:11     
 183:861     184:204     185:2427    186:1028    187:754     188:605    
 189:1016    190:2988    191:206     192:3720    193:1397    194:911    
 195:704     196:467     197:650     198:1931    199:2824    200:2864   
 201:2437    202:906     203:589     204:1787    205:1592    206:1090   
 207:1085    208:996     209:1362    210:296     211:458     212:764    
 213:676     214:1064    215:37      216:1718    217:408     218:515    
 219:19      220:28      221:292     222:18      223:615    

End of report


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