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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Feb 18 20:16:32 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 18 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:                              186750
    Prefixes after maximum aggregation (per Origin AS):           81593
    Deaggregation factor:                                          2.29
    Unique aggregates announced (without unneeded subnets):      102355
    Number of IPv4 prefixes with a valid ROA:                     72029
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         114699
Total ASes present in the Internet Routing Table:                 15530
    Prefixes per ASN:                                             12.03
Origin-only ASes present in the Internet Routing Table:           13452
Origin ASes announcing only one prefix:                            6177
Transit ASes present in the Internet Routing Table:                2078
Transit-only ASes present in the Internet Routing Table:            549
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:               226
    Number of instances of unregistered ASNs:                       226
Number of 32-bit ASNs allocated by the RIRs:                      43680
Number of 32-bit ASNs visible in the Routing Table:                5471
Prefixes from 32-bit ASNs in the Routing Table:                   18352
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:                   1069260089
    Equivalent to 63 /8s, 187 /16s and 157 /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:       55352

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

Prefixes being announced by APNIC Region ASes:                    28687
    Total APNIC prefixes after maximum aggregation:                6521
    APNIC Deaggregation factor:                                    4.40
Prefixes being announced from the APNIC address blocks:           28473
    Unique aggregates announced from the APNIC address blocks:     7528
APNIC Region origin ASes present in the Internet Routing Table:    1085
    APNIC Prefixes per ASN:                                       26.24
APNIC Region origin ASes announcing only one prefix:                445
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:    464
Number of APNIC addresses announced to Internet:              171002504
    Equivalent to 10 /8s, 49 /16s and 74 /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:                     81968
    Total ARIN prefixes after maximum aggregation:                44853
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:            80986
    Unique aggregates announced from the ARIN address blocks:     50442
ARIN Region origin ASes present in the Internet Routing Table:     7162
    ARIN Prefixes per ASN:                                        11.31
ARIN Region origin ASes announcing only one prefix:                3058
ARIN Region transit ASes present in the Internet Routing Table:     642
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:    1434
Number of ARIN addresses announced to Internet:               605538529
    Equivalent to 36 /8s, 23 /16s and 200 /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:                     38701
    Total RIPE prefixes after maximum aggregation:                18057
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:            39058
    Unique aggregates announced from the RIPE address blocks:     25385
RIPE Region origin ASes present in the Internet Routing Table:     3504
    RIPE Prefixes per ASN:                                        11.15
RIPE Region origin ASes announcing only one prefix:                1527
RIPE Region transit ASes present in the Internet Routing Table:     533
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:    1264
Number of RIPE addresses announced to Internet:               189483216
    Equivalent to 11 /8s, 75 /16s and 72 /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:                   31799
    Total LACNIC prefixes after maximum aggregation:              10069
    LACNIC Deaggregation factor:                                   3.16
Prefixes being announced from the LACNIC address blocks:          31584
    Unique aggregates announced from the LACNIC address blocks:   15593
LACNIC Region origin ASes present in the Internet Routing Table:   2934
    LACNIC Prefixes per ASN:                                      10.76
LACNIC Region origin ASes announcing only one prefix:              1061
LACNIC Region transit ASes present in the Internet Routing Table:   567
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:  2208
Number of LACNIC addresses announced to Internet:              73587712
    Equivalent to 4 /8s, 98 /16s and 220 /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:                   5369
    Total AfriNIC prefixes after maximum aggregation:              1909
    AfriNIC Deaggregation factor:                                  2.81
Prefixes being announced from the AfriNIC address blocks:          6569
    Unique aggregates announced from the AfriNIC address blocks:   3329
AfriNIC Region origin ASes present in the Internet Routing Table:   205
    AfriNIC Prefixes per ASN:                                     32.04
AfriNIC Region origin ASes announcing only one prefix:               86
AfriNIC Region transit ASes present in the Internet Routing Table:   61
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:  101
Number of AfriNIC addresses announced to Internet:             29601024
    Equivalent to 1 /8s, 195 /16s and 173 /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        9637       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         601       2162     465  SINET-AS Research Organization of Infor
 24445         477        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Commun
  7497         440        180      23  CSTNET-AS-AP Computer Network Informati
 56040         437        488     105  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        9596      11221    3383  AMAZON-02, US
   749        3183      54927    2435  DNIC-AS-00749, US
   367        2900       3676    1406  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        1181         77     954  USDA-1, US
  7979         989         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         718         60      22  Jordan Data Communications, JO
  8452         565       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         419         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        5366       1553     948  UNINET, MX
  3816        1306        787     198  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1086        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         670        285     180  LINKdotNET-AS, EG
 36992         563        829     302  ETISALAT-MISR, EG
 36914         488         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 36935         267         67      79  Vodafone-, EG
 24835         188        158     108  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        9637       8738      50  CHINAMOBILE-CN China Mobile Communicati
 16509        9596      11221    3383  AMAZON-02, US
  8151        5366       1553     948  UNINET, MX
 39891        4658        280      55  ALJAWWALSTC-AS, SA
   749        3183      54927    2435  DNIC-AS-00749, US
   367        2900       3676    1406  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        9596         6213  AMAZON-02, US
 39891        4658         4603  ALJAWWALSTC-AS, SA
  8151        5366         4418  UNINET, MX
 11776        1855         1636  ATLANTICBB-JOHNSTOWN, US
   367        2900         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        1306         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     /16:5551    /17:2694    /18:2770    
/19:5677    /20:8941    /21:10946   /22:20314   /23:20575   /24:107652  
/25:79      /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        2927        5366  UNINET, MX
 16509        2023        9596  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         684        1086  Telefonica del Peru S.A.A., PE
 19901         680         818  BRSPD-PUBLIC, US
  8376         561         718  Jordan Data Communications, JO
 36914         473         488  KENET-AS, KE

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

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

   1:8         2:480       3:266       5:1097      6:151       7:5      
   8:617      11:171      12:255      13:327      14:98       15:280    
  16:168      17:6        18:680      20:30       21:4        22:188    
  23:1876     24:392      25:2        27:17       29:19       31:215    
  32:1        34:2        35:53       36:1109     37:566      38:834    
  39:523      40:8        41:646      42:15       43:179      44:29     
  45:2258     46:621      47:148      49:10       50:248      51:475    
  52:1355     54:297      55:878      57:17       58:6        59:33     
  60:19       61:62       62:385      63:457      64:1445     65:806    
  66:1265     67:657      68:143      69:700      70:151      71:196    
  72:379      74:723      75:392      76:202      77:267      78:551    
  79:165      80:207      81:187      82:186      83:97       84:195    
  85:327      86:153      87:151      88:104      89:330      90:97     
  91:568      92:394      93:796      94:491      95:1103     96:167    
  97:30       98:129      99:147     100:22      101:25      102:178    
 103:980     104:686     105:135     106:2       107:226     108:303    
 109:219     110:26      111:1742    112:451     113:42      114:31     
 115:11      116:32      117:951     118:45      119:96      120:1088   
 121:31      122:78      123:20      124:57      125:12      128:406    
 129:283     130:511     131:771     132:510     133:265     134:326    
 135:69      136:362     137:432     138:719     139:426     140:576    
 141:193     142:696     143:601     144:313     145:80      146:497    
 147:316     148:590     149:499     150:281     151:547     152:354    
 153:118     154:476     155:656     156:294     157:237     158:314    
 159:527     160:760     161:455     162:695     163:291     164:588    
 165:383     166:104     167:371     168:916     169:150     170:1210   
 171:62      172:890     173:612     174:107     175:37      176:418    
 177:720     178:268     179:460     180:44      181:959     182:8      
 183:853     184:207     185:2334    186:1001    187:755     188:543    
 189:1072    190:2919    191:170     192:3681    193:1336    194:900    
 195:659     196:437     197:653     198:1898    199:2968    200:2733   
 201:2596    202:929     203:627     204:1718    205:1640    206:1099   
 207:1019    208:981     209:1385    210:293     211:445     212:763    
 213:666     214:1073    215:37      216:1677    217:354     218:515    
 219:20      220:30      221:292     222:18      223:627    

End of report


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