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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Jul 11 20:16:50 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 11 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:                              186489
    Prefixes after maximum aggregation (per Origin AS):           84060
    Deaggregation factor:                                          2.22
    Unique aggregates announced (without unneeded subnets):      104114
    Number of IPv4 prefixes with a valid ROA:                     73390
    Number of IPv4 prefixes with an invalid ROA:                     22
    Number of IPv4 prefixes with no ROA:                         113077
Total ASes present in the Internet Routing Table:                 16100
    Prefixes per ASN:                                             11.58
Origin-only ASes present in the Internet Routing Table:           13842
Origin ASes announcing only one prefix:                            6367
Transit ASes present in the Internet Routing Table:                2258
Transit-only ASes present in the Internet Routing Table:            650
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:                      44986
Number of 32-bit ASNs visible in the Routing Table:                5976
Prefixes from 32-bit ASNs in the Routing Table:                   20397
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:             94
Number of addresses announced to Internet:                   1122536349
    Equivalent to 66 /8s, 232 /16s and 139 /24s
    Percentage of available address space announced:               30.3
    Percentage of allocated address space announced:               30.3
    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:       52095

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

Prefixes being announced by APNIC Region ASes:                    30374
    Total APNIC prefixes after maximum aggregation:                7198
    APNIC Deaggregation factor:                                    4.22
Prefixes being announced from the APNIC address blocks:           29839
    Unique aggregates announced from the APNIC address blocks:     8238
APNIC Region origin ASes present in the Internet Routing Table:    1160
    APNIC Prefixes per ASN:                                       25.72
APNIC Region origin ASes announcing only one prefix:                467
APNIC Region transit ASes present in the Internet Routing Table:    196
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:    509
Number of APNIC addresses announced to Internet:              202223980
    Equivalent to 12 /8s, 13 /16s and 177 /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:                     87559
    Total ARIN prefixes after maximum aggregation:                48285
    ARIN Deaggregation factor:                                     1.81
Prefixes being announced from the ARIN address blocks:            86154
    Unique aggregates announced from the ARIN address blocks:     53746
ARIN Region origin ASes present in the Internet Routing Table:     7318
    ARIN Prefixes per ASN:                                        11.77
ARIN Region origin ASes announcing only one prefix:                3195
ARIN Region transit ASes present in the Internet Routing Table:     667
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:    1515
Number of ARIN addresses announced to Internet:               655112545
    Equivalent to 39 /8s, 12 /16s and 57 /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:                     31313
    Total RIPE prefixes after maximum aggregation:                16949
    RIPE Deaggregation factor:                                     1.85
Prefixes being announced from the RIPE address blocks:            32383
    Unique aggregates announced from the RIPE address blocks:     24362
RIPE Region origin ASes present in the Internet Routing Table:     3354
    RIPE Prefixes per ASN:                                         9.66
RIPE Region origin ASes announcing only one prefix:                1448
RIPE Region transit ASes present in the Internet Routing Table:     532
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          41
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1230
Number of RIPE addresses announced to Internet:               163385296
    Equivalent to 9 /8s, 189 /16s and 15 /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:                   32046
    Total LACNIC prefixes after maximum aggregation:               9903
    LACNIC Deaggregation factor:                                   3.24
Prefixes being announced from the LACNIC address blocks:          31749
    Unique aggregates announced from the LACNIC address blocks:   15116
LACNIC Region origin ASes present in the Internet Routing Table:   3309
    LACNIC Prefixes per ASN:                                       9.59
LACNIC Region origin ASes announcing only one prefix:              1176
LACNIC Region transit ASes present in the Internet Routing Table:   677
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:  2615
Number of LACNIC addresses announced to Internet:              73972992
    Equivalent to 4 /8s, 104 /16s and 189 /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:                   4982
    Total AfriNIC prefixes after maximum aggregation:              1559
    AfriNIC Deaggregation factor:                                  3.20
Prefixes being announced from the AfriNIC address blocks:          6270
    Unique aggregates announced from the AfriNIC address blocks:   2564
AfriNIC Region origin ASes present in the Internet Routing Table:   211
    AfriNIC Prefixes per ASN:                                     29.72
AfriNIC Region origin ASes announcing only one prefix:               81
AfriNIC Region transit ASes present in the Internet Routing Table:   65
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:  107
Number of AfriNIC addresses announced to Internet:             27783168
    Equivalent to 1 /8s, 167 /16s and 240 /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        9663       8746      74  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        1467        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         665      10639     149  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Informa
 56040         488        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      11532    3654  AMAZON-02, US
   749        3254      54899    2506  DNIC-AS-00749, US
   367        2633       3244    1226  DNIC-ASBLK-00306-00371, US
  4155        1965        126    1292  USDA-1, US
   209        1690       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1600        106     890  CABLEONE, US
 11776        1588        221     273  ATLANTICBB-JOHNSTOWN, US
  5972        1301        384     581  DNIC-ASBLK-05800-06055, US
  7979        1016         66     206  SERVERS-COM, US
 14618         974       4179     728  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        1277        102    1036  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         584       1841      11  TE-AS TE-AS, EG
 51167         550        105     240  CONTABO, DE
 35819         484        486      63  MOBILY-AS Etihad Etisalat Company Mobily,
 20978         420        196      13  TT_MOBIL Istanbul, TR
212238         392         29     345  CDNEXT, GB
 13046         386         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        5705       1643     760  UNINET, MX
  3816        1321        776     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1087        324       6  Instituto Costarricense de Electricidad y
  6147        1080        369      22  Telefonica del Peru S.A.A., PE
 18881         773       1128      28  TELEFONICA BRASIL S.A, BR
 26599         542       2891      72  TELEFONICA BRASIL S.A, BR
 13999         530         73     228  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         355         49     294  Telmex Colombia S.A., CO
 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         526         48     245  ORANGE-COTE-IVOIRE, CI
 36914         450         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      11532    3654  AMAZON-02, US
  9808        9663       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        5705       1643     760  UNINET, MX
   749        3254      54899    2506  DNIC-AS-00749, US
   367        2633       3244    1226  DNIC-ASBLK-00306-00371, US
  4155        1965        126    1292  USDA-1, US
   209        1690       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1600        106     890  CABLEONE, US
 11776        1588        221     273  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        9663         9589  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5705         4945  UNINET, MX
 56047        1506         1458  CMNET-HUNAN-AP China Mobile communications corp
   367        2633         1407  DNIC-ASBLK-00306-00371, US
 56041        1467         1394  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1508         1391  CMNET-JIANGSU-AP China Mobile communications co
   209        1690         1381  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1588         1315  ATLANTICBB-JOHNSTOWN, US
  3816        1321         1122  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1087         1081  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
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM
41.78.60.0/22        Origin:      6762  SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22       Transit:      2914  NTT-LTD-2914, US
41.78.204.0/22       Origin:     37475  RESERVED, ZZ
41.78.204.0/22      Transit:     15964  CAMNET-AS, CM
41.79.128.0/22       Origin:     37475  RESERVED, ZZ
41.79.128.0/22      Transit:     15964  CAMNET-AS, CM
41.204.240.0/24      Origin:     36911  RESERVED, ZZ
41.204.240.0/24     Transit:    328766  RESERVED, ZZ

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:11       /9:6       /10:18      /11:30      /12:91      
/13:129     /14:358     /15:697     /16:5927    /17:2430    /18:2563    
/19:5462    /20:8439    /21:10973   /22:19769   /23:20321   /24:109058  
/25:43      /26:47      /27:68      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2976        5705  UNINET, MX
 16509        2137       10093  AMAZON-02, US
 11492        1210        1600  CABLEONE, US
   209         954        1690  CENTURYLINK-US-LEGACY-QWEST, US
 11830         923        1087  Instituto Costarricense de Electricidad y Telecom., CR
 19901         775         922  BRSPD-PUBLIC, US
 11776         739        1588  ATLANTICBB-JOHNSTOWN, US
  6147         674        1080  Telefonica del Peru S.A.A., PE
  8376         545         702  Jordan Data Communications, JO
 36914         440         450  KENET-AS, KE

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

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

   1:12        2:187       3:366       5:396       6:135       7:5      
   8:616      11:171      12:653      13:302      14:99       15:282    
  16:183      17:6        18:742      20:34       21:4        22:188    
  23:1795     24:713      25:2        27:28       29:19       31:163    
  32:1        34:10       35:59       36:1196     37:381      38:826    
  39:536      40:22       41:734      42:13       43:175      44:33     
  45:2633     46:599      47:93       49:12       50:270      51:352    
  52:1356     54:276      55:916      57:21       58:6        59:34     
  60:17       61:55       62:323      63:495      64:1483     65:814    
  66:1148     67:822      68:176      69:854      70:138      71:190    
  72:466      74:713      75:375      76:193      77:242      78:288    
  79:157      80:216      81:182      82:216      83:107      84:186    
  85:336      86:161      87:153      88:174      89:517      90:97     
  91:602      92:427      93:300      94:438      95:173      96:359    
  97:34       98:139      99:153     100:11      101:17      102:227    
 103:1155    104:692     105:76      106:3       107:180     108:309    
 109:251     110:27      111:1809    112:446     113:46      114:35     
 115:15      116:34      117:963     118:76      119:105     120:1090   
 121:36      122:80      123:21      124:56      125:19      128:355    
 129:275     130:527     131:796     132:548     133:196     134:341    
 135:86      136:386     137:420     138:794     139:388     140:591    
 141:326     142:719     143:596     144:331     145:67      146:466    
 147:396     148:588     149:490     150:292     151:522     152:582    
 153:117     154:532     155:631     156:463     157:288     158:303    
 159:686     160:843     161:457     162:688     163:275     164:657    
 165:396     166:117     167:412     168:1008    169:138     170:1212   
 171:60      172:912     173:790     174:172     175:44      176:258    
 177:920     178:270     179:533     180:58      181:890     182:21     
 183:828     184:313     185:2258    186:797     187:945     188:517    
 189:1145    190:2681    191:266     192:3821    193:1281    194:866    
 195:571     196:418     197:706     198:2019    199:3773    200:2502   
 201:2500    202:1076    203:630     204:1700    205:1705    206:1152   
 207:1103    208:908     209:1345    210:339     211:439     212:689    
 213:580     214:1009    215:42      216:1717    217:299     218:525    
 219:22      220:29      221:302     222:20      223:638    

End of report


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