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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jan 11 20:16:33 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 11 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:                              187514
    Prefixes after maximum aggregation (per Origin AS):           82451
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      102472
    Number of IPv4 prefixes with a valid ROA:                     71753
    Number of IPv4 prefixes with an invalid ROA:                     30
    Number of IPv4 prefixes with no ROA:                         115731
Total ASes present in the Internet Routing Table:                 16040
    Prefixes per ASN:                                             11.69
Origin-only ASes present in the Internet Routing Table:           13943
Origin ASes announcing only one prefix:                            6414
Transit ASes present in the Internet Routing Table:                2097
Transit-only ASes present in the Internet Routing Table:            575
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:               241
    Number of instances of unregistered ASNs:                       241
Number of 32-bit ASNs allocated by the RIRs:                      43351
Number of 32-bit ASNs visible in the Routing Table:                5709
Prefixes from 32-bit ASNs in the Routing Table:                   18663
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:             78
Number of addresses announced to Internet:                   1069363817
    Equivalent to 63 /8s, 189 /16s and 50 /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:       56411

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

Prefixes being announced by APNIC Region ASes:                    28095
    Total APNIC prefixes after maximum aggregation:                6324
    APNIC Deaggregation factor:                                    4.44
Prefixes being announced from the APNIC address blocks:           27958
    Unique aggregates announced from the APNIC address blocks:     7134
APNIC Region origin ASes present in the Internet Routing Table:    1072
    APNIC Prefixes per ASN:                                       26.08
APNIC Region origin ASes announcing only one prefix:                449
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:                         14
Number of APNIC region 32-bit ASNs visible in the Routing Table:    462
Number of APNIC addresses announced to Internet:              165353864
    Equivalent to 9 /8s, 219 /16s and 25 /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:                     83179
    Total ARIN prefixes after maximum aggregation:                45729
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            82168
    Unique aggregates announced from the ARIN address blocks:     51336
ARIN Region origin ASes present in the Internet Routing Table:     7360
    ARIN Prefixes per ASN:                                        11.16
ARIN Region origin ASes announcing only one prefix:                3168
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:    1493
Number of ARIN addresses announced to Internet:               606261729
    Equivalent to 36 /8s, 34 /16s and 209 /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:                     40003
    Total RIPE prefixes after maximum aggregation:                18664
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:            40451
    Unique aggregates announced from the RIPE address blocks:     26221
RIPE Region origin ASes present in the Internet Routing Table:     3764
    RIPE Prefixes per ASN:                                        10.75
RIPE Region origin ASes announcing only one prefix:                1631
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:                          27
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1379
Number of RIPE addresses announced to Internet:               198352384
    Equivalent to 11 /8s, 210 /16s and 158 /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:                   31301
    Total LACNIC prefixes after maximum aggregation:               9873
    LACNIC Deaggregation factor:                                   3.17
Prefixes being announced from the LACNIC address blocks:          31060
    Unique aggregates announced from the LACNIC address blocks:   15028
LACNIC Region origin ASes present in the Internet Routing Table:   2970
    LACNIC Prefixes per ASN:                                      10.46
LACNIC Region origin ASes announcing only one prefix:              1085
LACNIC Region transit ASes present in the Internet Routing Table:   578
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:  2277
Number of LACNIC addresses announced to Internet:              73286400
    Equivalent to 4 /8s, 94 /16s and 67 /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:              1675
    AfriNIC Deaggregation factor:                                  2.80
Prefixes being announced from the AfriNIC address blocks:          5799
    Unique aggregates announced from the AfriNIC address blocks:   2681
AfriNIC Region origin ASes present in the Internet Routing Table:   204
    AfriNIC Prefixes per ASN:                                     28.43
AfriNIC Region origin ASes announcing only one prefix:               81
AfriNIC Region transit ASes present in the Internet Routing Table:   53
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:   98
Number of AfriNIC addresses announced to Internet:             26070272
    Equivalent to 1 /8s, 141 /16s and 205 /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        9469      11200    3374  AMAZON-02, US
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2964       3830    1427  DNIC-ASBLK-00306-00371, US
 11776        1850        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1706       4899     326  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1532        394     675  DNIC-ASBLK-05800-06055, US
  4155         968         63     808  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         900       4811     304  France Telecom - Orange, FR
 25019         812       1032     146  SAUDINETSTC-AS, SA
  8376         732         60      22  Jordan Data Communications, JO
 34984         711         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         429         72     179  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        5041       1501     903  UNINET, MX
  3816        1306        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1088        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         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
 27651         330         62       9  ENTEL CHILE S.A., CL
 27775         301         15       9  Telecommunicationcompany Suriname - Tel

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         541        277     165  LINKdotNET-AS, EG
 36914         524         82       3  KENET-AS, KE
 29571         391         29     202  ORANGE-COTE-IVOIRE, CI
  2018         380        319      71  TENET-1, ZA
 36992         266        570     142  ETISALAT-MISR, EG
 36935         261         67      77  Vodafone-, EG
 24835         214        166     119  RAYA-AS, EG
 15706         203         32       7  Sudatel, SD
327687         159         28       3  RENU, UG
 37492         151        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        9469      11200    3374  AMAZON-02, US
  8151        5041       1501     903  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3161      54929    2413  DNIC-AS-00749, US
   367        2964       3830    1427  DNIC-ASBLK-00306-00371, US
 11776        1850        254     221  ATLANTICBB-JOHNSTOWN, US
   209        1706       4899     326  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        9469         6095  AMAZON-02, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5041         4138  UNINET, MX
 11776        1850         1629  ATLANTICBB-JOHNSTOWN, US
   367        2964         1537  DNIC-ASBLK-00306-00371, US
 56047        1486         1452  CMNET-HUNAN-AP China Mobile communications corp
   209        1706         1380  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      /12:78      
/13:135     /14:370     /15:743     /16:5548    /17:2629    /18:2746    
/19:5636    /20:9023    /21:10907   /22:20399   /23:20382   /24:108598  
/25:79      /26:51      /27:71      /28:18      /29:22      /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        2665        5041  UNINET, MX
 16509        1962        9469  AMAZON-02, US
   209         962        1706  CENTURYLINK-US-LEGACY-QWEST, US
 11830         924        1085  Instituto Costarricense de Electricidad y Telec
 11776         893        1850  ATLANTICBB-JOHNSTOWN, US
  6147         686        1088  Telefonica del Peru S.A.A., PE
 19901         658         794  BRSPD-PUBLIC, US
  8376         573         732  Jordan Data Communications, JO
 34984         562         711  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         2:471       3:249       5:1103      6:151       7:5      
   8:619      11:171      12:257      13:315      14:100      15:279    
  16:164      17:6        18:664      20:49       21:4        22:188    
  23:1796     24:527      25:2        27:15       29:19       31:256    
  32:2        34:2        35:52       36:1103     37:487      38:839    
  39:510      40:7        41:693      42:18       43:186      44:33     
  45:2340     46:605      47:149      49:14       50:275      51:468    
  52:1365     54:331      55:870      57:18       58:6        59:29     
  60:18       61:59       62:351      63:471      64:1526     65:817    
  66:1345     67:718      68:153      69:762      70:154      71:209    
  72:349      74:764      75:388      76:209      77:249      78:558    
  79:183      80:234      81:204      82:205      83:101      84:210    
  85:341      86:149      87:216      88:157      89:312      90:98     
  91:612      92:406      93:802      94:528      95:1115     96:171    
  97:37       98:127      99:148     100:43      101:20      102:179    
 103:957     104:737     105:15      106:2       107:215     108:351    
 109:234     110:31      111:1745    112:468     113:45      114:30     
 115:10      116:30      117:947     118:53      119:99      120:1068   
 121:33      122:81      123:20      124:55      125:12      128:350    
 129:292     130:500     131:876     132:513     133:264     134:323    
 135:69      136:362     137:425     138:695     139:454     140:502    
 141:176     142:696     143:597     144:314     145:86      146:488    
 147:332     148:588     149:512     150:279     151:535     152:359    
 153:113     154:404     155:666     156:311     157:240     158:300    
 159:543     160:549     161:455     162:698     163:272     164:620    
 165:388     166:111     167:374     168:934     169:153     170:1156   
 171:60      172:890     173:639     174:112     175:39      176:683    
 177:591     178:314     179:478     180:45      181:1056    182:11     
 183:861     184:207     185:2418    186:1024    187:739     188:603    
 189:974     190:2905    191:205     192:3709    193:1395    194:904    
 195:705     196:473     197:646     198:1934    199:2811    200:2813   
 201:2395    202:898     203:589     204:1781    205:1599    206:1105   
 207:1084    208:994     209:1360    210:295     211:457     212:775    
 213:674     214:1066    215:37      216:1718    217:409     218:515    
 219:19      220:28      221:292     222:18      223:615    

End of report


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