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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Jan 13 20:16:29 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 13 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:                              188096
    Prefixes after maximum aggregation (per Origin AS):           82590
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      102729
    Number of IPv4 prefixes with a valid ROA:                     71766
    Number of IPv4 prefixes with an invalid ROA:                     29
    Number of IPv4 prefixes with no ROA:                         116301
Total ASes present in the Internet Routing Table:                 16088
    Prefixes per ASN:                                             11.69
Origin-only ASes present in the Internet Routing Table:           13981
Origin ASes announcing only one prefix:                            6423
Transit ASes present in the Internet Routing Table:                2107
Transit-only ASes present in the Internet Routing Table:            586
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:               224
    Number of instances of unregistered ASNs:                       224
Number of 32-bit ASNs allocated by the RIRs:                      43384
Number of 32-bit ASNs visible in the Routing Table:                5738
Prefixes from 32-bit ASNs in the Routing Table:                   18816
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:                   1070589801
    Equivalent to 63 /8s, 207 /16s and 231 /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:       56786

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

Prefixes being announced by APNIC Region ASes:                    28123
    Total APNIC prefixes after maximum aggregation:                6331
    APNIC Deaggregation factor:                                    4.44
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:    1074
    APNIC Prefixes per ASN:                                       26.06
APNIC Region origin ASes announcing only one prefix:                454
APNIC Region transit ASes present in the Internet Routing Table:    177
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:    465
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:                     83291
    Total ARIN prefixes after maximum aggregation:                45737
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            82293
    Unique aggregates announced from the ARIN address blocks:     51388
ARIN Region origin ASes present in the Internet Routing Table:     7371
    ARIN Prefixes per ASN:                                        11.16
ARIN Region origin ASes announcing only one prefix:                3178
ARIN Region transit ASes present in the Internet Routing Table:     651
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:    1499
Number of ARIN addresses announced to Internet:               605969633
    Equivalent to 36 /8s, 30 /16s and 92 /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:                     39901
    Total RIPE prefixes after maximum aggregation:                18588
    RIPE Deaggregation factor:                                     2.15
Prefixes being announced from the RIPE address blocks:            40336
    Unique aggregates announced from the RIPE address blocks:     26158
RIPE Region origin ASes present in the Internet Routing Table:     3759
    RIPE Prefixes per ASN:                                        10.73
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:    1370
Number of RIPE addresses announced to Internet:               198239232
    Equivalent to 11 /8s, 208 /16s and 228 /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:                   31862
    Total LACNIC prefixes after maximum aggregation:              10070
    LACNIC Deaggregation factor:                                   3.16
Prefixes being announced from the LACNIC address blocks:          31611
    Unique aggregates announced from the LACNIC address blocks:   15276
LACNIC Region origin ASes present in the Internet Routing Table:   3006
    LACNIC Prefixes per ASN:                                      10.52
LACNIC Region origin ASes announcing only one prefix:              1087
LACNIC Region transit ASes present in the Internet Routing Table:   586
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:  2307
Number of LACNIC addresses announced to Internet:              73510144
    Equivalent to 4 /8s, 97 /16s and 173 /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:                   4695
    Total AfriNIC prefixes after maximum aggregation:              1684
    AfriNIC Deaggregation factor:                                  2.79
Prefixes being announced from the AfriNIC address blocks:          5798
    Unique aggregates announced from the AfriNIC address blocks:   2690
AfriNIC Region origin ASes present in the Internet Routing Table:   203
    AfriNIC Prefixes per ASN:                                     28.56
AfriNIC Region origin ASes announcing only one prefix:               78
AfriNIC Region transit ASes present in the Internet Routing Table:   54
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:   97
Number of AfriNIC addresses announced to Internet:             26071296
    Equivalent to 1 /8s, 141 /16s and 209 /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        9590       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         446        488     105  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        9482      11205    3364  AMAZON-02, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2952       3825    1419  DNIC-ASBLK-00306-00371, US
 11776        1850        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1704       4899     325  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1531        393     674  DNIC-ASBLK-05800-06055, US
  4155         985         64     822  USDA-1, US
   855         961        255      82  CANET-ASN-4, CA
  7979         958         63     192  SERVERS-COM, US
 16625         957        438     875  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        1406        119    1129  AKAMAI-ASN1, NL
  3215         899       4811     303  France Telecom - Orange, FR
 25019         812       1032     146  SAUDINETSTC-AS, SA
  8376         732         60      22  Jordan Data Communications, JO
 34984         710         80     445  TELLCOM-AS, TR
 15897         567        183      24  VODAFONETURKEY, TR
 29580         481         52     202  A1BG_RSG A1 EAD, BG
  8452         460       1329      11  TE-AS TE-AS, EG
 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         980       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         540        275     159  LINKdotNET-AS, EG
 36914         524         82       3  KENET-AS, KE
 29571         394         29     204  ORANGE-COTE-IVOIRE, CI
  2018         370        319      71  TENET-1, ZA
 36935         261         67      77  Vodafone-, EG
 36992         255        570     142  ETISALAT-MISR, EG
 24835         214        166     119  RAYA-AS, EG
 15706         203         32       7  Sudatel, SD
327687         157         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        9590       8738      50  CHINAMOBILE-CN China Mobile Communicati
 16509        9482      11205    3364  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        2952       3825    1419  DNIC-ASBLK-00306-00371, US
 11776        1850        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1704       4899     325  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        9482         6118  AMAZON-02, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5047         4145  UNINET, MX
 11776        1850         1629  ATLANTICBB-JOHNSTOWN, US
   367        2952         1533  DNIC-ASBLK-00306-00371, US
 56047        1486         1452  CMNET-HUNAN-AP China Mobile communications corp
   209        1704         1379  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
     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
     13342  UNALLOCATED  12.180.92.0/22            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      /12:79      
/13:135     /14:370     /15:743     /16:5558    /17:2635    /18:2737    
/19:5638    /20:9016    /21:10915   /22:20420   /23:20490   /24:109041  
/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        1969        9482  AMAZON-02, US
   209         962        1704  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         573         732  Jordan Data Communications, JO
 34984         562         710  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         2:470       3:250       5:1102      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    
  23:1798     24:531      25:2        27:15       29:19       31:243    
  32:2        34:2        35:52       36:1102     37:489      38:838    
  39:510      40:7        41:689      42:18       43:183      44:31     
  45:2348     46:602      47:149      49:14       50:275      51:468    
  52:1365     54:327      55:859      57:18       58:6        59:29     
  60:18       61:59       62:352      63:473      64:1545     65:820    
  66:1328     67:724      68:153      69:796      70:154      71:209    
  72:349      74:774      75:391      76:231      77:250      78:558    
  79:184      80:233      81:205      82:202      83:103      84:210    
  85:341      86:148      87:215      88:157      89:312      90:98     
  91:613      92:406      93:804      94:532      95:1111     96:172    
  97:37       98:127      99:149     100:42      101:21      102:187    
 103:954     104:735     105:15      106:2       107:215     108:352    
 109:233     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    
 129:293     130:499     131:880     132:507     133:264     134:323    
 135:66      136:365     137:423     138:697     139:455     140:503    
 141:180     142:696     143:589     144:313     145:87      146:486    
 147:332     148:589     149:520     150:284     151:535     152:360    
 153:113     154:401     155:665     156:310     157:240     158:300    
 159:538     160:549     161:457     162:711     163:272     164:621    
 165:400     166:110     167:373     168:933     169:153     170:1163   
 171:60      172:892     173:634     174:113     175:39      176:682    
 177:676     178:313     179:472     180:45      181:1057    182:11     
 183:861     184:207     185:2421    186:1023    187:750     188:604    
 189:1012    190:2982    191:208     192:3723    193:1399    194:909    
 195:703     196:478     197:657     198:1932    199:2826    200:2869   
 201:2435    202:906     203:589     204:1789    205:1605    206:1089   
 207:1084    208:996     209:1362    210:296     211:458     212:762    
 213:674     214:1064    215:37      216:1719    217:410     218:515    
 219:19      220:28      221:292     222:18      223:615    

End of report


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