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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Jan 12 20:16:29 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 12 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:                              188446
    Prefixes after maximum aggregation (per Origin AS):           82786
    Deaggregation factor:                                          2.28
    Unique aggregates announced (without unneeded subnets):      102955
    Number of IPv4 prefixes with a valid ROA:                     71987
    Number of IPv4 prefixes with an invalid ROA:                     29
    Number of IPv4 prefixes with no ROA:                         116430
Total ASes present in the Internet Routing Table:                 16107
    Prefixes per ASN:                                             11.70
Origin-only ASes present in the Internet Routing Table:           13985
Origin ASes announcing only one prefix:                            6421
Transit ASes present in the Internet Routing Table:                2122
Transit-only ASes present in the Internet Routing Table:            590
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:                                      29
    Max AS path prepend of ASN ( 11816)                              21
Prefixes from unregistered ASNs in the Routing Table:               232
    Number of instances of unregistered ASNs:                       232
Number of 32-bit ASNs allocated by the RIRs:                      43368
Number of 32-bit ASNs visible in the Routing Table:                5758
Prefixes from 32-bit ASNs in the Routing Table:                   18892
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:                   1074844393
    Equivalent to 64 /8s, 16 /16s and 210 /24s
    Percentage of available address space announced:               29.0
    Percentage of allocated address space announced:               29.0
    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:       56902

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

Prefixes being announced by APNIC Region ASes:                    28254
    Total APNIC prefixes after maximum aggregation:                6406
    APNIC Deaggregation factor:                                    4.41
Prefixes being announced from the APNIC address blocks:           28101
    Unique aggregates announced from the APNIC address blocks:     7261
APNIC Region origin ASes present in the Internet Routing Table:    1076
    APNIC Prefixes per ASN:                                       26.12
APNIC Region origin ASes announcing only one prefix:                453
APNIC Region transit ASes present in the Internet Routing Table:    178
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:    464
Number of APNIC addresses announced to Internet:              170309000
    Equivalent to 10 /8s, 38 /16s and 181 /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:                     83173
    Total ARIN prefixes after maximum aggregation:                45731
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            82171
    Unique aggregates announced from the ARIN address blocks:     51376
ARIN Region origin ASes present in the Internet Routing Table:     7365
    ARIN Prefixes per ASN:                                        11.16
ARIN Region origin ASes announcing only one prefix:                3170
ARIN Region transit ASes present in the Internet Routing Table:     655
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:    1496
Number of ARIN addresses announced to Internet:               606280033
    Equivalent to 36 /8s, 35 /16s and 25 /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:                     40008
    Total RIPE prefixes after maximum aggregation:                18699
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:            40451
    Unique aggregates announced from the RIPE address blocks:     26229
RIPE Region origin ASes present in the Internet Routing Table:     3761
    RIPE Prefixes per ASN:                                        10.76
RIPE Region origin ASes announcing only one prefix:                1628
RIPE Region transit ASes present in the Internet Routing Table:     540
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1376
Number of RIPE addresses announced to Internet:               198422784
    Equivalent to 11 /8s, 211 /16s and 177 /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:                   32068
    Total LACNIC prefixes after maximum aggregation:              10085
    LACNIC Deaggregation factor:                                   3.18
Prefixes being announced from the LACNIC address blocks:          31826
    Unique aggregates announced from the LACNIC address blocks:   15313
LACNIC Region origin ASes present in the Internet Routing Table:   3023
    LACNIC Prefixes per ASN:                                      10.53
LACNIC Region origin ASes announcing only one prefix:              1092
LACNIC Region transit ASes present in the Internet Routing Table:   591
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:  2325
Number of LACNIC addresses announced to Internet:              73678848
    Equivalent to 4 /8s, 100 /16s and 64 /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:                   4711
    Total AfriNIC prefixes after maximum aggregation:              1683
    AfriNIC Deaggregation factor:                                  2.80
Prefixes being announced from the AfriNIC address blocks:          5825
    Unique aggregates announced from the AfriNIC address blocks:   2706
AfriNIC Region origin ASes present in the Internet Routing Table:   201
    AfriNIC Prefixes per ASN:                                     28.98
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:             26118912
    Equivalent to 1 /8s, 142 /16s and 139 /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      49  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        9468      11201    3361  AMAZON-02, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2955       3828    1423  DNIC-ASBLK-00306-00371, US
 11776        1850        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1704       4899     325  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1532        394     675  DNIC-ASBLK-05800-06055, US
  4155         984         64     821  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         456       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        5046       1501     903  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         985       1120      28  TELEFONICA BRASIL S.A, BR
 11664         574        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         534        275     159  LINKdotNET-AS, EG
 36914         532         82       3  KENET-AS, KE
 29571         394         29     204  ORANGE-COTE-IVOIRE, CI
  2018         380        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         159         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      49  CHINAMOBILE-CN China Mobile Communicati
 16509        9468      11201    3361  AMAZON-02, US
  8151        5046       1501     903  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2955       3828    1423  DNIC-ASBLK-00306-00371, US
 11776        1850        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1704       4899     325  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1532        394     675  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        9468         6107  AMAZON-02, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5046         4143  UNINET, MX
 11776        1850         1629  ATLANTICBB-JOHNSTOWN, US
   367        2955         1532  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     /15:744     /16:5578    /17:2712    /18:2740    
/19:5642    /20:9006    /21:10959   /22:20522   /23:20556   /24:109085  
/25:78      /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        2670        5046  UNINET, MX
 16509        1966        9468  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         665         802  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         2:473       3:250       5:1102      6:150       7:5      
   8:623      11:171      12:255      13:316      14:100      15:279    
  16:165      17:6        18:664      20:49       21:4        22:188    
  23:1795     24:532      25:2        27:16       29:19       31:243    
  32:2        34:2        35:53       36:1102     37:488      38:834    
  39:510      40:7        41:692      42:18       43:183      44:31     
  45:2376     46:606      47:149      49:14       50:275      51:468    
  52:1364     54:327      55:855      57:18       58:6        59:29     
  60:18       61:59       62:351      63:472      64:1542     65:820    
  66:1329     67:721      68:153      69:768      70:154      71:209    
  72:349      74:765      75:391      76:208      77:250      78:558    
  79:183      80:234      81:204      82:201      83:101      84:210    
  85:342      86:149      87:216      88:157      89:312      90:98     
  91:614      92:406      93:804      94:531      95:1111     96:172    
  97:37       98:127      99:148     100:42      101:21      102:184    
 103:969     104:736     105:15      106:2       107:215     108:353    
 109:234     110:33      111:1745    112:468     113:44      114:30     
 115:10      116:30      117:947     118:46      119:99      120:1068   
 121:33      122:81      123:20      124:55      125:12      128:350    
 129:293     130:500     131:880     132:507     133:264     134:323    
 135:66      136:365     137:423     138:699     139:454     140:504    
 141:180     142:696     143:590     144:313     145:87      146:490    
 147:332     148:587     149:512     150:284     151:535     152:360    
 153:113     154:410     155:666     156:321     157:241     158:300    
 159:539     160:549     161:460     162:706     163:272     164:621    
 165:400     166:110     167:375     168:941     169:153     170:1164   
 171:60      172:893     173:639     174:113     175:39      176:685    
 177:671     178:314     179:516     180:45      181:1055    182:15     
 183:861     184:209     185:2421    186:1023    187:752     188:604    
 189:1014    190:2985    191:207     192:3711    193:1400    194:909    
 195:704     196:479     197:662     198:1931    199:2820    200:2873   
 201:2436    202:906     203:589     204:1783    205:1576    206:1101   
 207:1085    208:997     209:1363    210:296     211:458     212:762    
 213:674     214:1066    215:37      216:1719    217:413     218:515    
 219:19      220:29      221:292     222:18      223:615    

End of report


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