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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Feb 17 20:16:31 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 17 Feb, 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:                              186267
    Prefixes after maximum aggregation (per Origin AS):           81237
    Deaggregation factor:                                          2.29
    Unique aggregates announced (without unneeded subnets):      102133
    Number of IPv4 prefixes with a valid ROA:                     71763
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         114482
Total ASes present in the Internet Routing Table:                 15485
    Prefixes per ASN:                                             12.03
Origin-only ASes present in the Internet Routing Table:           13413
Origin ASes announcing only one prefix:                            6152
Transit ASes present in the Internet Routing Table:                2072
Transit-only ASes present in the Internet Routing Table:            546
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      28
    Max AS path prepend of ASN ( 11816)                              21
Prefixes from unregistered ASNs in the Routing Table:               229
    Number of instances of unregistered ASNs:                       229
Number of 32-bit ASNs allocated by the RIRs:                      43665
Number of 32-bit ASNs visible in the Routing Table:                5443
Prefixes from 32-bit ASNs in the Routing Table:                   18186
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:             80
Number of addresses announced to Internet:                   1066244185
    Equivalent to 63 /8s, 141 /16s and 152 /24s
    Percentage of available address space announced:               28.8
    Percentage of allocated address space announced:               28.8
    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:       55138

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

Prefixes being announced by APNIC Region ASes:                    28661
    Total APNIC prefixes after maximum aggregation:                6514
    APNIC Deaggregation factor:                                    4.40
Prefixes being announced from the APNIC address blocks:           28447
    Unique aggregates announced from the APNIC address blocks:     7507
APNIC Region origin ASes present in the Internet Routing Table:    1084
    APNIC Prefixes per ASN:                                       26.24
APNIC Region origin ASes announcing only one prefix:                444
APNIC Region transit ASes present in the Internet Routing Table:    180
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:    463
Number of APNIC addresses announced to Internet:              170986888
    Equivalent to 10 /8s, 49 /16s and 13 /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:                     81811
    Total ARIN prefixes after maximum aggregation:                44805
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:            80830
    Unique aggregates announced from the ARIN address blocks:     50640
ARIN Region origin ASes present in the Internet Routing Table:     7149
    ARIN Prefixes per ASN:                                        11.31
ARIN Region origin ASes announcing only one prefix:                3046
ARIN Region transit ASes present in the Internet Routing Table:     640
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:    1431
Number of ARIN addresses announced to Internet:               602530817
    Equivalent to 35 /8s, 233 /16s and 228 /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:                     38404
    Total RIPE prefixes after maximum aggregation:                17820
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:            38760
    Unique aggregates announced from the RIPE address blocks:     25070
RIPE Region origin ASes present in the Internet Routing Table:     3503
    RIPE Prefixes per ASN:                                        11.06
RIPE Region origin ASes announcing only one prefix:                1531
RIPE Region transit ASes present in the Internet Routing Table:     529
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1263
Number of RIPE addresses announced to Internet:               189390288
    Equivalent to 11 /8s, 73 /16s and 221 /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:                   31789
    Total LACNIC prefixes after maximum aggregation:              10009
    LACNIC Deaggregation factor:                                   3.18
Prefixes being announced from the LACNIC address blocks:          31576
    Unique aggregates announced from the LACNIC address blocks:   15514
LACNIC Region origin ASes present in the Internet Routing Table:   2911
    LACNIC Prefixes per ASN:                                      10.85
LACNIC Region origin ASes announcing only one prefix:              1048
LACNIC Region transit ASes present in the Internet Routing Table:   564
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:  2188
Number of LACNIC addresses announced to Internet:              73633280
    Equivalent to 4 /8s, 99 /16s and 142 /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:                   5373
    Total AfriNIC prefixes after maximum aggregation:              1905
    AfriNIC Deaggregation factor:                                  2.82
Prefixes being announced from the AfriNIC address blocks:          6574
    Unique aggregates announced from the AfriNIC address blocks:   3324
AfriNIC Region origin ASes present in the Internet Routing Table:   201
    AfriNIC Prefixes per ASN:                                     32.71
AfriNIC Region origin ASes announcing only one prefix:               83
AfriNIC Region transit ASes present in the Internet Routing Table:   59
Average AfriNIC Region AS path length visible:                      5.5
    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:             29655808
    Equivalent to 1 /8s, 196 /16s and 131 /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        9635       8738      50  CHINAMOBILE-CN China Mobile Communicati
 56047        1469        188      34  CMNET-HUNAN-AP China Mobile communicati
 56046        1444        874     110  CMNET-JIANGSU-AP China Mobile communica
 56041        1435        714      73  CMNET-ZHEJIANG-AP China Mobile communic
 24547         777        168      56  CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
 24444         760        501      71  CMNET-V4SHANDONG-AS-AP Shandong Mobile 
  2907         599       2161     464  SINET-AS Research Organization of Infor
 24445         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
  7497         439        180      23  CSTNET-AS-AP Computer Network Informati
 56040         438        488     106  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        9612      11225    3363  AMAZON-02, US
   749        3184      54927    2435  DNIC-AS-00749, US
   367        2898       3692    1404  DNIC-ASBLK-00306-00371, US
 11776        1855        256     219  ATLANTICBB-JOHNSTOWN, US
   209        1710       4899     321  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1473        395     651  DNIC-ASBLK-05800-06055, US
  4155        1179         77     953  USDA-1, US
  7979         988         65     196  SERVERS-COM, US
   855         960        255      83  CANET-ASN-4, CA
 16625         930        434     854  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        1374        114    1107  AKAMAI-ASN1, NL
  3215         897       4811     301  France Telecom - Orange, FR
 25019         816       1032     146  SAUDINETSTC-AS, SA
  8376         717         60      22  Jordan Data Communications, JO
  8452         563       1841      11  TE-AS TE-AS, EG
 15897         551        183      28  VODAFONETURKEY, TR
 51167         437         79     185  CONTABO, DE
 20978         420        196      13  TT_MOBIL Istanbul, TR
 34984         420         61     345  TELLCOM-AS, TR

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        5369       1554     948  UNINET, MX
  3816        1305        787     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1085        369      22  Telefonica del Peru S.A.A., PE
 11830        1042        324       5  Instituto Costarricense de Electricidad
 18881         989       1120      28  TELEFONICA BRASIL S.A, BR
 11664         591        108     222  Techtel LMDS Comunicaciones Interactiva
 26599         561       2941      45  TELEFONICA BRASIL S.A, BR
 10620         515         69     430  Telmex Colombia S.A., CO
 13999         479         69     212  Mega Cable, S.A. de C.V., MX
 28343         308         58      93  UNIFIQUE TELECOMUNICACOES SA, BR

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
 29571         711         47     288  ORANGE-COTE-IVOIRE, CI
 24863         672        285     180  LINKdotNET-AS, EG
 36992         563        829     302  ETISALAT-MISR, EG
 36914         487         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 36935         265         67      78  Vodafone-, EG
 24835         187        158     107  RAYA-AS, EG
 37492         169        471      44  ORANGE-, TN
327687         162         28       3  RENU, UG
 37693         145        595      51  TUNISIANA, 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        9635       8738      50  CHINAMOBILE-CN China Mobile Communicati
 16509        9612      11225    3363  AMAZON-02, US
  8151        5369       1554     948  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3184      54927    2435  DNIC-AS-00749, US
   367        2898       3692    1404  DNIC-ASBLK-00306-00371, US
 11776        1855        256     219  ATLANTICBB-JOHNSTOWN, US
   209        1710       4899     321  CENTURYLINK-US-LEGACY-QWEST, US
  5972        1473        395     651  DNIC-ASBLK-05800-06055, US
 56047        1469        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        9612         6249  AMAZON-02, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5369         4421  UNINET, MX
 11776        1855         1636  ATLANTICBB-JOHNSTOWN, US
   367        2898         1494  DNIC-ASBLK-00306-00371, US
 56047        1469         1435  CMNET-HUNAN-AP China Mobile communications corp
   209        1710         1389  CENTURYLINK-US-LEGACY-QWEST, US
 56041        1435         1362  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1444         1334  CMNET-JIANGSU-AP China Mobile communications co
  3816        1305         1108  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
41.77.208.0/22       Origin:     37475  RESERVED, ZZ
41.77.208.0/22      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

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      /12:76      
/13:131     /14:361     /15:739     /16:5507    /17:2689    /18:2771    
/19:5677    /20:8938    /21:10945   /22:20283   /23:20532   /24:107294  
/25:80      /26:51      /27:73      /28:19      /29:21      /30:15      
/31:0       /32:7       

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

   ASN  No of nets  Total ann.  Description
 39891        3340        4658  ALJAWWALSTC-AS, SA
  8151        2928        5369  UNINET, MX
 16509        2035        9612  AMAZON-02, US
   209         966        1710  CENTURYLINK-US-LEGACY-QWEST, US
 11776         893        1855  ATLANTICBB-JOHNSTOWN, US
 11830         882        1042  Instituto Costarricense de Electricidad y Telec
  6147         683        1085  Telefonica del Peru S.A.A., PE
 19901         679         817  BRSPD-PUBLIC, US
  8376         560         717  Jordan Data Communications, JO
 36914         472         487  KENET-AS, KE

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

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

   1:9         2:403       3:266       5:1092      6:151       7:5      
   8:616      11:171      12:253      13:327      14:98       15:280    
  16:168      17:6        18:681      20:30       21:4        22:188    
  23:1874     24:390      25:2        27:17       29:19       31:215    
  32:1        34:2        35:53       36:1109     37:461      38:835    
  39:523      40:8        41:649      42:15       43:179      44:29     
  45:2238     46:621      47:148      49:10       50:246      51:475    
  52:1355     54:297      55:879      57:17       58:6        59:33     
  60:19       61:62       62:381      63:457      64:1449     65:805    
  66:1264     67:660      68:140      69:702      70:149      71:196    
  72:364      74:722      75:392      76:202      77:267      78:551    
  79:168      80:205      81:188      82:185      83:97       84:195    
  85:327      86:156      87:150      88:103      89:340      90:97     
  91:564      92:391      93:811      94:493      95:1096     96:167    
  97:30       98:129      99:147     100:22      101:25      102:174    
 103:982     104:682     105:134     106:2       107:227     108:306    
 109:223     110:26      111:1738    112:446     113:42      114:31     
 115:11      116:32      117:951     118:45      119:96      120:1088   
 121:31      122:79      123:22      124:55      125:12      128:342    
 129:283     130:508     131:784     132:510     133:265     134:331    
 135:69      136:362     137:432     138:718     139:426     140:563    
 141:193     142:696     143:597     144:313     145:80      146:497    
 147:316     148:590     149:493     150:280     151:547     152:354    
 153:118     154:475     155:662     156:295     157:239     158:314    
 159:527     160:761     161:455     162:695     163:291     164:588    
 165:383     166:104     167:371     168:914     169:150     170:1216   
 171:63      172:890     173:611     174:107     175:37      176:420    
 177:721     178:268     179:492     180:45      181:959     182:8      
 183:853     184:205     185:2313    186:998     187:766     188:543    
 189:1079    190:2915    191:172     192:3681    193:1332    194:895    
 195:658     196:438     197:651     198:1897    199:2959    200:2722   
 201:2597    202:933     203:624     204:1694    205:1636    206:1087   
 207:995     208:979     209:1378    210:294     211:445     212:774    
 213:662     214:1074    215:38      216:1664    217:356     218:515    
 219:20      220:30      221:292     222:18      223:627    

End of report


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