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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jul 10 20:16:51 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 10 Jul, 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:                              188058
    Prefixes after maximum aggregation (per Origin AS):           85359
    Deaggregation factor:                                          2.20
    Unique aggregates announced (without unneeded subnets):      105298
    Number of IPv4 prefixes with a valid ROA:                     74436
    Number of IPv4 prefixes with an invalid ROA:                     21
    Number of IPv4 prefixes with no ROA:                         113601
Total ASes present in the Internet Routing Table:                 16205
    Prefixes per ASN:                                             11.60
Origin-only ASes present in the Internet Routing Table:           13960
Origin ASes announcing only one prefix:                            6460
Transit ASes present in the Internet Routing Table:                2245
Transit-only ASes present in the Internet Routing Table:            630
Paths with bogon ASNs present in the IPv4 Routing Table:              3
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      41
    Max AS path prepend of ASN ( 59588)                              32
Prefixes from unregistered ASNs in the Routing Table:               215
    Number of instances of unregistered ASNs:                       216
Number of 32-bit ASNs allocated by the RIRs:                      44970
Number of 32-bit ASNs visible in the Routing Table:                5893
Prefixes from 32-bit ASNs in the Routing Table:                   19775
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:             95
Number of addresses announced to Internet:                   1133062557
    Equivalent to 67 /8s, 137 /16s and 41 /24s
    Percentage of available address space announced:               30.6
    Percentage of allocated address space announced:               30.6
    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:       53243

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

Prefixes being announced by APNIC Region ASes:                    30289
    Total APNIC prefixes after maximum aggregation:                7177
    APNIC Deaggregation factor:                                    4.22
Prefixes being announced from the APNIC address blocks:           29831
    Unique aggregates announced from the APNIC address blocks:     8214
APNIC Region origin ASes present in the Internet Routing Table:    1163
    APNIC Prefixes per ASN:                                       25.65
APNIC Region origin ASes announcing only one prefix:                468
APNIC Region transit ASes present in the Internet Routing Table:    198
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    517
Number of APNIC addresses announced to Internet:              202150764
    Equivalent to 12 /8s, 12 /16s and 147 /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:                     87676
    Total ARIN prefixes after maximum aggregation:                48350
    ARIN Deaggregation factor:                                     1.81
Prefixes being announced from the ARIN address blocks:            86104
    Unique aggregates announced from the ARIN address blocks:     53673
ARIN Region origin ASes present in the Internet Routing Table:     7326
    ARIN Prefixes per ASN:                                        11.75
ARIN Region origin ASes announcing only one prefix:                3199
ARIN Region transit ASes present in the Internet Routing Table:     669
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1512
Number of ARIN addresses announced to Internet:               655440737
    Equivalent to 39 /8s, 17 /16s and 59 /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, 393216-402332
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:                     34113
    Total RIPE prefixes after maximum aggregation:                18427
    RIPE Deaggregation factor:                                     1.85
Prefixes being announced from the RIPE address blocks:            35228
    Unique aggregates announced from the RIPE address blocks:     25972
RIPE Region origin ASes present in the Internet Routing Table:     3698
    RIPE Prefixes per ASN:                                         9.53
RIPE Region origin ASes announcing only one prefix:                1607
RIPE Region transit ASes present in the Internet Routing Table:     584
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1366
Number of RIPE addresses announced to Internet:               174211536
    Equivalent to 10 /8s, 98 /16s and 65 /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:                   30765
    Total LACNIC prefixes after maximum aggregation:               9697
    LACNIC Deaggregation factor:                                   3.17
Prefixes being announced from the LACNIC address blocks:          30516
    Unique aggregates announced from the LACNIC address blocks:   14780
LACNIC Region origin ASes present in the Internet Routing Table:   3077
    LACNIC Prefixes per ASN:                                       9.92
LACNIC Region origin ASes announcing only one prefix:              1104
LACNIC Region transit ASes present in the Internet Routing Table:   619
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:  2395
Number of LACNIC addresses announced to Internet:              73396480
    Equivalent to 4 /8s, 95 /16s and 241 /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:                   5000
    Total AfriNIC prefixes after maximum aggregation:              1541
    AfriNIC Deaggregation factor:                                  3.24
Prefixes being announced from the AfriNIC address blocks:          6284
    Unique aggregates announced from the AfriNIC address blocks:   2570
AfriNIC Region origin ASes present in the Internet Routing Table:   211
    AfriNIC Prefixes per ASN:                                     29.78
AfriNIC Region origin ASes announcing only one prefix:               82
AfriNIC Region transit ASes present in the Internet Routing Table:   63
Average AfriNIC Region AS path length visible:                      5.7
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  103
Number of AfriNIC addresses announced to Internet:             27804416
    Equivalent to 1 /8s, 168 /16s and 67 /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        9654       8745      72  CHINAMOBILE-CN China Mobile Communication
 56046        1508        876     117  CMNET-JIANGSU-AP China Mobile communicati
 56047        1506        192      48  CMNET-HUNAN-AP China Mobile communication
 56041        1466        714      73  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         803        176      57  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
 17676         668      10639     150  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Informa
 56040         487        490     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Communic

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       10093      11531    3685  AMAZON-02, US
   749        3254      54899    2506  DNIC-AS-00749, US
   367        2611       3241    1233  DNIC-ASBLK-00306-00371, US
  4155        1968        126    1292  USDA-1, US
   209        1689       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1600        106     890  CABLEONE, US
 11776        1594        222     269  ATLANTICBB-JOHNSTOWN, US
  5972        1300        384     583  DNIC-ASBLK-05800-06055, US
  7979        1009         66     203  SERVERS-COM, US
 14618         973       4179     727  AMAZON-AES, 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
 20940        1279        102    1038  AKAMAI-ASN1, NL
  3215         896       4814     290  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         702         60      25  Jordan Data Communications, JO
  8452         578       1841      11  TE-AS TE-AS, EG
 51167         550        105     240  CONTABO, DE
 20978         420        196      13  TT_MOBIL Istanbul, TR
  8764         394        123      75  TELIA-LIETUVA, LT
212238         392         29     345  CDNEXT, GB
 13046         384         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        5304       1558     751  UNINET, MX
  3816        1325        781     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1092        369      22  Telefonica del Peru S.A.A., PE
 11830        1088        324       6  Instituto Costarricense de Electricidad y
 18881         778       1128      28  TELEFONICA BRASIL S.A, BR
 10620         558         74     461  Telmex Colombia S.A., CO
 26599         542       2891      72  TELEFONICA BRASIL S.A, BR
 13999         531         73     230  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 27843         231         20      33  WIN EMPRESAS S.A.C., PE

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         801        389      16  LINKdotNET-AS, EG
 29571         523         47     244  ORANGE-COTE-IVOIRE, CI
 36914         448         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 36935         261         65      80  Vodafone-, EG
 24835         151        152      89  RAYA-AS, EG
 37492         149        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, EG
 37480         130          8      31  Cobranet, NG

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       10093      11531    3685  AMAZON-02, US
  9808        9654       8745      72  CHINAMOBILE-CN China Mobile Communication
  8151        5304       1558     751  UNINET, MX
   749        3254      54899    2506  DNIC-AS-00749, US
   367        2611       3241    1233  DNIC-ASBLK-00306-00371, US
  4155        1968        126    1292  USDA-1, US
   209        1689       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1600        106     890  CABLEONE, US
 11776        1594        222     269  ATLANTICBB-JOHNSTOWN, US
 56046        1508        876     117  CMNET-JIANGSU-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        9654         9582  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5304         4553  UNINET, MX
 56047        1506         1458  CMNET-HUNAN-AP China Mobile communications corp
 56041        1466         1393  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1508         1391  CMNET-JIANGSU-AP China Mobile communications co
   209        1689         1380  CENTURYLINK-US-LEGACY-QWEST, US
   367        2611         1378  DNIC-ASBLK-00306-00371, US
 11776        1594         1325  ATLANTICBB-JOHNSTOWN, US
  3816        1325         1128  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1088         1082  Instituto Costarricense de Electricidad y Telec

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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
     14652  UNALLOCATED  8.39.162.0/24             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
     22538  UNALLOCATED  12.131.3.0/24             7018  ATT-INTERNET4, US
     26295  UNALLOCATED  12.147.1.0/24             7018  ATT-INTERNET4, US
     30442  UNALLOCATED  12.155.208.0/24           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
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW
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

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       /9:6       /10:18      /11:29      /12:95      
/13:131     /14:363     /15:708     /16:5973    /17:2475    /18:2618    
/19:5491    /20:8443    /21:10964   /22:20348   /23:20245   /24:109930  
/25:44      /26:48      /27:69      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2740        5304  UNINET, MX
 16509        2135       10093  AMAZON-02, US
 11492        1210        1600  CABLEONE, US
   209         954        1689  CENTURYLINK-US-LEGACY-QWEST, US
 11830         925        1088  Instituto Costarricense de Electricidad y Telecom., CR
 19901         775         922  BRSPD-PUBLIC, US
 11776         741        1594  ATLANTICBB-JOHNSTOWN, US
  6147         686        1092  Telefonica del Peru S.A.A., PE
  8376         545         702  Jordan Data Communications, JO
  7979         439        1009  SERVERS-COM, US

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

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

   1:12        2:193       3:364       5:531       6:135       7:5      
   8:628      11:171      12:655      13:302      14:98       15:282    
  16:183      17:6        18:743      20:34       21:4        22:188    
  23:1838     24:715      25:2        27:27       29:19       31:174    
  32:1        34:10       35:59       36:1195     37:364      38:806    
  39:530      40:27       41:768      42:13       43:179      44:33     
  45:2496     46:623      47:93       49:12       50:268      51:352    
  52:1357     54:276      55:916      57:21       58:6        59:33     
  60:17       61:57       62:341      63:495      64:1456     65:810    
  66:1153     67:823      68:178      69:787      70:138      71:191    
  72:466      74:700      75:377      76:186      77:267      78:325    
  79:166      80:246      81:229      82:235      83:111      84:199    
  85:361      86:158      87:168      88:176      89:537      90:99     
  91:681      92:468      93:309      94:503      95:196      96:359    
  97:34       98:139      99:154     100:10      101:17      102:223    
 103:1161    104:694     105:76      106:3       107:174     108:309    
 109:280     110:28      111:1810    112:446     113:47      114:35     
 115:15      116:33      117:963     118:73      119:106     120:1089   
 121:36      122:80      123:21      124:56      125:14      128:355    
 129:275     130:512     131:782     132:537     133:196     134:339    
 135:86      136:386     137:426     138:783     139:385     140:592    
 141:330     142:719     143:589     144:330     145:68      146:466    
 147:403     148:588     149:467     150:293     151:545     152:581    
 153:117     154:513     155:628     156:443     157:288     158:301    
 159:666     160:852     161:463     162:704     163:274     164:657    
 165:395     166:116     167:410     168:977     169:138     170:1196   
 171:63      172:934     173:789     174:166     175:40      176:301    
 177:830     178:412     179:512     180:57      181:942     182:21     
 183:827     184:313     185:2389    186:769     187:759     188:539    
 189:1116    190:2688    191:235     192:3820    193:1482    194:1037   
 195:641     196:420     197:706     198:2024    199:3777    200:2486   
 201:2486    202:1070    203:627     204:1698    205:1708    206:1152   
 207:1100    208:907     209:1339    210:340     211:438     212:708    
 213:613     214:1022    215:42      216:1715    217:318     218:525    
 219:26      220:29      221:302     222:20      223:638    

End of report


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