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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Apr 4 20:16:31 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 04 Apr, 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:                              182415
    Prefixes after maximum aggregation (per Origin AS):           79599
    Deaggregation factor:                                          2.29
    Unique aggregates announced (without unneeded subnets):       99858
    Number of IPv4 prefixes with a valid ROA:                     69257
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         113139
Total ASes present in the Internet Routing Table:                 15663
    Prefixes per ASN:                                             11.65
Origin-only ASes present in the Internet Routing Table:           13544
Origin ASes announcing only one prefix:                            6131
Transit ASes present in the Internet Routing Table:                2119
Transit-only ASes present in the Internet Routing Table:            576
Paths with bogon ASNs present in the IPv4 Routing Table:              0
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      31
    Max AS path prepend of ASN ( 28683)                              24
Prefixes from unregistered ASNs in the Routing Table:               221
    Number of instances of unregistered ASNs:                       221
Number of 32-bit ASNs allocated by the RIRs:                      44008
Number of 32-bit ASNs visible in the Routing Table:                5692
Prefixes from 32-bit ASNs in the Routing Table:                   19164
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:             96
Number of addresses announced to Internet:                   1018195001
    Equivalent to 60 /8s, 176 /16s and 108 /24s
    Percentage of available address space announced:               27.5
    Percentage of allocated address space announced:               27.5
    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:       53154

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

Prefixes being announced by APNIC Region ASes:                    28725
    Total APNIC prefixes after maximum aggregation:                6486
    APNIC Deaggregation factor:                                    4.43
Prefixes being announced from the APNIC address blocks:           28420
    Unique aggregates announced from the APNIC address blocks:     7368
APNIC Region origin ASes present in the Internet Routing Table:    1100
    APNIC Prefixes per ASN:                                       25.84
APNIC Region origin ASes announcing only one prefix:                436
APNIC Region transit ASes present in the Internet Routing Table:    179
Average APNIC Region AS path length visible:                        6.3
    Max APNIC Region AS path length visible:                         15
Number of APNIC region 32-bit ASNs visible in the Routing Table:    480
Number of APNIC addresses announced to Internet:              152782984
    Equivalent to 9 /8s, 27 /16s and 72 /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:                     82281
    Total ARIN prefixes after maximum aggregation:                44796
    ARIN Deaggregation factor:                                     1.84
Prefixes being announced from the ARIN address blocks:            81065
    Unique aggregates announced from the ARIN address blocks:     50636
ARIN Region origin ASes present in the Internet Routing Table:     7193
    ARIN Prefixes per ASN:                                        11.27
ARIN Region origin ASes announcing only one prefix:                3059
ARIN Region transit ASes present in the Internet Routing Table:     637
Average ARIN Region AS path length visible:                         5.5
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1473
Number of ARIN addresses announced to Internet:               604456929
    Equivalent to 36 /8s, 7 /16s and 71 /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:                     34787
    Total RIPE prefixes after maximum aggregation:                16405
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:            35333
    Unique aggregates announced from the RIPE address blocks:     23198
RIPE Region origin ASes present in the Internet Routing Table:     3329
    RIPE Prefixes per ASN:                                        10.61
RIPE Region origin ASes announcing only one prefix:                1429
RIPE Region transit ASes present in the Internet Routing Table:     513
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          31
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1215
Number of RIPE addresses announced to Internet:               157331408
    Equivalent to 9 /8s, 96 /16s and 175 /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:                   32098
    Total LACNIC prefixes after maximum aggregation:              10070
    LACNIC Deaggregation factor:                                   3.19
Prefixes being announced from the LACNIC address blocks:          31798
    Unique aggregates announced from the LACNIC address blocks:   15821
LACNIC Region origin ASes present in the Internet Routing Table:   3123
    LACNIC Prefixes per ASN:                                      10.18
LACNIC Region origin ASes announcing only one prefix:              1100
LACNIC Region transit ASes present in the Internet Routing Table:   620
Average LACNIC Region AS path length visible:                       5.9
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2394
Number of LACNIC addresses announced to Internet:              73794304
    Equivalent to 4 /8s, 102 /16s and 3 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + 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:                   4303
    Total AfriNIC prefixes after maximum aggregation:              1661
    AfriNIC Deaggregation factor:                                  2.59
Prefixes being announced from the AfriNIC address blocks:          5703
    Unique aggregates announced from the AfriNIC address blocks:   2745
AfriNIC Region origin ASes present in the Internet Routing Table:   248
    AfriNIC Prefixes per ASN:                                     23.00
AfriNIC Region origin ASes announcing only one prefix:              107
AfriNIC Region transit ASes present in the Internet Routing Table:   60
Average AfriNIC Region AS path length visible:                      5.6
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  130
Number of AfriNIC addresses announced to Internet:             29767936
    Equivalent to 1 /8s, 198 /16s and 57 /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        9651       8741      60  CHINAMOBILE-CN China Mobile Communicati
 56047        1504        192      47  CMNET-HUNAN-AP China Mobile communicati
 56046        1472        874     110  CMNET-JIANGSU-AP China Mobile communica
 56041        1446        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         786        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         762        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
  2907         601       2162     465  SINET-AS Research Organization of Infor
 24445         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
  7497         437        180      24  CSTNET-AS-AP Computer Network Informati
 56040         436        489     108  CMNET-GUANGDONG-AP China Mobile communi

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        9809      11365    3395  AMAZON-02, US
   749        3202      54912    2454  DNIC-AS-00749, US
   367        2883       3570    1366  DNIC-ASBLK-00306-00371, US
 11776        1857        256     220  ATLANTICBB-JOHNSTOWN, US
   209        1692       4898     314  CENTURYLINK-US-LEGACY-QWEST, US
  4155        1573        101    1153  USDA-1, US
  5972        1418        393     636  DNIC-ASBLK-05800-06055, US
  7979        1002         66     196  SERVERS-COM, US
   855         957        255      82  CANET-ASN-4, CA
 19901         845        553     628  BRSPD-PUBLIC, 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        4758        286      60  ALJAWWALSTC-AS, SA
 20940        1267        108    1037  AKAMAI-ASN1, NL
  3215         899       4829     296  France Telecom - Orange, FR
 25019         816       1032     146  SAUDINETSTC-AS, SA
  8376         717         60      21  Jordan Data Communications, JO
  8452         544       1841      11  TE-AS TE-AS, EG
 51167         438         81     185  CONTABO, DE
 20978         420        196      13  TT_MOBIL Istanbul, TR
 35819         386        378      73  MOBILY-AS Etihad Etisalat Company Mobil
 13046         382         34       5  ASN-ISKON, HR

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        5426       1576     905  UNINET, MX
  3816        1312        788     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1081        369      22  Telefonica del Peru S.A.A., PE
 11830        1043        324       5  Instituto Costarricense de Electricidad
 18881         920       1128      28  TELEFONICA BRASIL S.A, BR
 11664         589        106     223  Techtel LMDS Comunicaciones Interactiva
 26599         572       2945      46  TELEFONICA BRASIL S.A, BR
 10620         499         64     420  Telmex Colombia S.A., CO
 13999         478         65     202  Mega Cable, S.A. de C.V., MX
 14117         231         39       9  Telefonica del Sur 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         668        241     201  LINKdotNET-AS, EG
 36992         411        656     267  ETISALAT-MISR, EG
  2018         380        319      71  TENET-1, ZA
 36935         266         66      79  Vodafone-, EG
 36914         206         82       3  KENET-AS, KE
 24835         199        162     115  RAYA-AS, EG
 37282         163         26       6  MAINONE, NG
 37492         156        471      44  ORANGE-, TN
 37693         145        595      51  TUNISIANA, TN
 15706         110         12      26  Sudatel, SD

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
 16509        9809      11365    3395  AMAZON-02, US
  9808        9651       8741      60  CHINAMOBILE-CN China Mobile Communicati
  8151        5426       1576     905  UNINET, MX
 39891        4758        286      60  ALJAWWALSTC-AS, SA
   749        3202      54912    2454  DNIC-AS-00749, US
   367        2883       3570    1366  DNIC-ASBLK-00306-00371, US
 11776        1857        256     220  ATLANTICBB-JOHNSTOWN, US
   209        1692       4898     314  CENTURYLINK-US-LEGACY-QWEST, US
  4155        1573        101    1153  USDA-1, US
 56047        1504        192      47  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
  9808        9651         9591  CHINAMOBILE-CN China Mobile Communications Grou
 39891        4758         4698  ALJAWWALSTC-AS, SA
  8151        5426         4521  UNINET, MX
 11776        1857         1637  ATLANTICBB-JOHNSTOWN, US
   367        2883         1517  DNIC-ASBLK-00306-00371, US
 56047        1504         1457  CMNET-HUNAN-AP China Mobile communications corp
   209        1692         1378  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1446         1373  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1472         1362  CMNET-JIANGSU-AP China Mobile communications co
  3816        1312         1113  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
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             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
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
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
41.78.204.0/22       Origin:     37475  RESERVED, ZZ
41.78.204.0/22      Transit:     15964  CAMNET-AS, CM
41.79.128.0/22       Origin:     37475  RESERVED, ZZ
41.79.128.0/22      Transit:     15964  CAMNET-AS, CM
41.204.248.0/24      Origin:     36911  RESERVED, ZZ
41.204.248.0/24     Transit:    328766  RESERVED, ZZ

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      /11:25      /12:73      
/13:112     /14:334     /15:671     /16:5228    /17:2441    /18:2573    
/19:5236    /20:8516    /21:10677   /22:19494   /23:20098   /24:106665  
/25:73      /26:43      /27:64      /28:19      /29:21      /30:18      
/31:0       /32:5       

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

   ASN  No of nets  Total ann.  Description
 39891        3440        4758  ALJAWWALSTC-AS, SA
  8151        2946        5426  UNINET, MX
 16509        2082        9809  AMAZON-02, US
   209         956        1692  CENTURYLINK-US-LEGACY-QWEST, US
 11776         892        1857  ATLANTICBB-JOHNSTOWN, US
 11830         884        1043  Instituto Costarricense de Electricidad y Telec
 19901         704         845  BRSPD-PUBLIC, US
  6147         679        1081  Telefonica del Peru S.A.A., PE
  8376         562         717  Jordan Data Communications, JO
  7979         451        1002  SERVERS-COM, US

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

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

   1:9         2:374       3:287       5:1054      6:148       7:5      
   8:623      11:171      12:257      13:318      14:102      15:281    
  16:174      17:6        18:707      20:34       21:4        22:188    
  23:1751     24:402      25:2        27:24       29:19       31:170    
  32:1        34:6        35:54       36:1151     37:481      38:842    
  39:523      40:8        41:567      42:22       43:185      44:28     
  45:2333     46:572      47:99       49:11       50:254      51:470    
  52:1353     54:268      55:996      57:16       58:4        59:32     
  60:19       61:65       62:333      63:465      64:1448     65:798    
  66:1223     67:664      68:163      69:729      70:148      71:190    
  72:369      74:726      75:391      76:208      77:278      78:484    
  79:165      80:202      81:170      82:167      83:96       84:179    
  85:318      86:146      87:140      88:120      89:464      90:97     
  91:545      92:393      93:780      94:522      95:1077     96:164    
  97:31       98:126      99:146     100:22      101:23      102:223    
 103:1065    104:691     105:30      106:3       107:206     108:299    
 109:232     110:30      111:1794    112:447     113:40      114:32     
 115:11      116:31      117:950     118:63      119:97      120:1091   
 121:32      122:84      123:21      124:56      125:11      128:359    
 129:276     130:477     131:776     132:500     133:264     134:342    
 135:66      136:371     137:409     138:764     139:397     140:584    
 141:323     142:681     143:597     144:317     145:59      146:472    
 147:313     148:598     149:513     150:292     151:494     152:362    
 153:116     154:568     155:662     156:381     157:250     158:316    
 159:523     160:332     161:415     162:680     163:287     164:626    
 165:375     166:99      167:392     168:1007    169:157     170:1233   
 171:65      172:902     173:619     174:102     175:46      176:402    
 177:719     178:321     179:501     180:47      181:985     182:20     
 183:854     184:197     185:2217    186:1047    187:737     188:477    
 189:1085    190:3014    191:188     192:3647    193:1219    194:785    
 195:556     196:390     197:377     198:1824    199:3362    200:2753   
 201:2539    202:1012    203:592     204:1730    205:1640    206:1132   
 207:981     208:960     209:1405    210:299     211:424     212:670    
 213:532     214:1041    215:43      216:1681    217:263     218:515    
 219:19      220:29      221:302     222:22      223:632    

End of report


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