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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Aug 2 20:16:53 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 02 Aug, 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:                              184975
    Prefixes after maximum aggregation (per Origin AS):           83145
    Deaggregation factor:                                          2.22
    Unique aggregates announced (without unneeded subnets):      102840
    Number of IPv4 prefixes with a valid ROA:                     73692
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         111260
Total ASes present in the Internet Routing Table:                 16084
    Prefixes per ASN:                                             11.50
Origin-only ASes present in the Internet Routing Table:           13841
Origin ASes announcing only one prefix:                            6317
Transit ASes present in the Internet Routing Table:                2243
Transit-only ASes present in the Internet Routing Table:            634
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:               226
    Number of instances of unregistered ASNs:                       227
Number of 32-bit ASNs allocated by the RIRs:                      45074
Number of 32-bit ASNs visible in the Routing Table:                6064
Prefixes from 32-bit ASNs in the Routing Table:                   20786
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:             91
Number of addresses announced to Internet:                   1120631197
    Equivalent to 66 /8s, 203 /16s and 121 /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:       50741

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

Prefixes being announced by APNIC Region ASes:                    30437
    Total APNIC prefixes after maximum aggregation:                7335
    APNIC Deaggregation factor:                                    4.15
Prefixes being announced from the APNIC address blocks:           29994
    Unique aggregates announced from the APNIC address blocks:     8386
APNIC Region origin ASes present in the Internet Routing Table:    1212
    APNIC Prefixes per ASN:                                       24.75
APNIC Region origin ASes announcing only one prefix:                488
APNIC Region transit ASes present in the Internet Routing Table:    205
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:    535
Number of APNIC addresses announced to Internet:              202024556
    Equivalent to 12 /8s, 10 /16s and 166 /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:                     85004
    Total ARIN prefixes after maximum aggregation:                46522
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:            83621
    Unique aggregates announced from the ARIN address blocks:     51524
ARIN Region origin ASes present in the Internet Routing Table:     7176
    ARIN Prefixes per ASN:                                        11.65
ARIN Region origin ASes announcing only one prefix:                3120
ARIN Region transit ASes present in the Internet Routing Table:     627
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:    1473
Number of ARIN addresses announced to Internet:               652834145
    Equivalent to 38 /8s, 233 /16s and 117 /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:                     30996
    Total RIPE prefixes after maximum aggregation:                16811
    RIPE Deaggregation factor:                                     1.84
Prefixes being announced from the RIPE address blocks:            32039
    Unique aggregates announced from the RIPE address blocks:     24068
RIPE Region origin ASes present in the Internet Routing Table:     3267
    RIPE Prefixes per ASN:                                         9.81
RIPE Region origin ASes announcing only one prefix:                1400
RIPE Region transit ASes present in the Internet Routing Table:     511
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:    1225
Number of RIPE addresses announced to Internet:               161867472
    Equivalent to 9 /8s, 165 /16s and 230 /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:                   33256
    Total LACNIC prefixes after maximum aggregation:              10278
    LACNIC Deaggregation factor:                                   3.24
Prefixes being announced from the LACNIC address blocks:          32957
    Unique aggregates announced from the LACNIC address blocks:   15649
LACNIC Region origin ASes present in the Internet Routing Table:   3430
    LACNIC Prefixes per ASN:                                       9.61
LACNIC Region origin ASes announcing only one prefix:              1194
LACNIC Region transit ASes present in the Internet Routing Table:   705
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2697
Number of LACNIC addresses announced to Internet:              74482432
    Equivalent to 4 /8s, 112 /16s and 131 /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:                   5056
    Total AfriNIC prefixes after maximum aggregation:              2029
    AfriNIC Deaggregation factor:                                  2.49
Prefixes being announced from the AfriNIC address blocks:          6273
    Unique aggregates announced from the AfriNIC address blocks:   3128
AfriNIC Region origin ASes present in the Internet Routing Table:   265
    AfriNIC Prefixes per ASN:                                     23.67
AfriNIC Region origin ASes announcing only one prefix:              115
AfriNIC Region transit ASes present in the Internet Routing Table:   71
Average AfriNIC Region AS path length visible:                      5.5
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  134
Number of AfriNIC addresses announced to Internet:             29368576
    Equivalent to 1 /8s, 192 /16s and 33 /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        9682       8746      74  CHINAMOBILE-CN China Mobile Communication
 56047        1509        192      48  CMNET-HUNAN-AP China Mobile communication
 56046        1506        876     118  CMNET-JIANGSU-AP China Mobile communicati
 56041        1468        714      73  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         804        176      57  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
 17676         608      10623     151  GIGAINFRA SoftBank Corp., JP
  2907         600       2162     464  SINET-AS Research Organization of Informa
 56040         485        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       10317      11570    3680  AMAZON-02, US
   749        3258      54898    2510  DNIC-AS-00749, US
   367        2554       3150    1186  DNIC-ASBLK-00306-00371, US
  4155        2040        131    1327  USDA-1, US
   209        1692       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
  5972        1302        384     578  DNIC-ASBLK-05800-06055, US
  7979        1029         67     208  SERVERS-COM, US
 14618         987       4180     739  AMAZON-AES, US
   855         966        255      82  CANET-ASN-4, CA

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        1224         98     998  AKAMAI-ASN1, NL
  3215         897       4814     291  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         729         60      25  Jordan Data Communications, JO
  8452         579       1841      11  TE-AS TE-AS, EG
 51167         554        106     242  CONTABO, DE
212238         472         34     415  CDNEXT, GB
 20978         420        196      13  TT_MOBIL Istanbul, TR
 13046         382         34       5  ASN-ISKON, HR
 57878         382         31     188  PRAGER-IT, AT

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        5630       1667     676  UNINET, MX
  3816        1315        768     202  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 11830        1087        324       6  Instituto Costarricense de Electricidad y
  6147        1044        369      22  Telefonica del Peru S.A.A., PE
 18881         872       1128      28  TELEFONICA BRASIL S.A, BR
 26599         538       2891      72  TELEFONICA BRASIL S.A, BR
 13999         533         72     230  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         345         44     286  Telmex Colombia S.A., CO
 22884         260         27     203  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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         652        210     266  LINKdotNET-AS, EG
 29571         543         49     258  ORANGE-COTE-IVOIRE, CI
 36914         533         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 36935         258         64      77  Vodafone-, EG
 37492         149        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36947         146        548     100  ALGTEL-AS, DZ
 36992         146        235     125  ETISALAT-MISR, EG
 24835         138        142      84  RAYA-AS, EG

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       10317      11570    3680  AMAZON-02, US
  9808        9682       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        5630       1667     676  UNINET, MX
   749        3258      54898    2510  DNIC-AS-00749, US
   367        2554       3150    1186  DNIC-ASBLK-00306-00371, US
  4155        2040        131    1327  USDA-1, US
   209        1692       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 56047        1509        192      48  CMNET-HUNAN-AP China Mobile communication
 56046        1506        876     118  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        9682         9608  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5630         4954  UNINET, MX
 56047        1509         1461  CMNET-HUNAN-AP China Mobile communications corp
 56041        1468         1395  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1506         1388  CMNET-JIANGSU-AP China Mobile communications co
   209        1692         1383  CENTURYLINK-US-LEGACY-QWEST, US
   367        2554         1368  DNIC-ASBLK-00306-00371, US
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, US
  3816        1315         1113  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
     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
     13342  UNALLOCATED  12.164.235.0/24           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      
/13:126     /14:358     /15:696     /16:5869    /17:2445    /18:2555    
/19:5480    /20:8285    /21:10950   /22:19483   /23:20302   /24:108044  
/25:44      /26:62      /27:70      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2845        5630  UNINET, MX
 16509        2155       10317  AMAZON-02, US
   209         957        1692  CENTURYLINK-US-LEGACY-QWEST, US
 11830         923        1087  Instituto Costarricense de Electricidad y Telecom., CR
 19901         797         945  BRSPD-PUBLIC, US
 11776         740        1590  ATLANTICBB-JOHNSTOWN, US
  6147         640        1044  Telefonica del Peru S.A.A., PE
  8376         578         729  Jordan Data Communications, JO
 36914         511         533  KENET-AS, KE
  7979         443        1029  SERVERS-COM, US

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

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

   1:13        2:183       3:388       5:381       6:148       7:5      
   8:621      11:171      12:648      13:311      14:108      15:284    
  16:188      17:6        18:758      20:33       21:4        22:188    
  23:1718     24:390      25:2        27:48       29:19       31:174    
  32:1        34:10       35:60       36:1196     37:384      38:823    
  39:536      40:27       41:773      42:13       43:175      44:26     
  45:2732     46:634      47:90       49:15       50:267      51:355    
  52:1356     54:277      55:950      57:18       58:33       59:35     
  60:17       61:54       62:328      63:485      64:1404     65:773    
  66:1132     67:683      68:169      69:720      70:138      71:189    
  72:365      74:679      75:381      76:182      77:248      78:284    
  79:162      80:202      81:187      82:218      83:105      84:192    
  85:314      86:161      87:147      88:175      89:572      90:98     
  91:593      92:416      93:318      94:481      95:170      96:157    
  97:34       98:133      99:154     100:11      101:18      102:318    
 103:1201    104:650     105:88      106:4       107:174     108:306    
 109:252     110:24      111:1832    112:447     113:35      114:39     
 115:18      116:33      117:962     118:77      119:105     120:1103   
 121:37      122:78      123:21      124:57      125:19      128:341    
 129:269     130:517     131:839     132:537     133:196     134:339    
 135:80      136:382     137:438     138:814     139:383     140:585    
 141:323     142:705     143:692     144:333     145:66      146:472    
 147:404     148:591     149:451     150:288     151:542     152:537    
 153:116     154:489     155:628     156:438     157:292     158:314    
 159:556     160:608     161:506     162:656     163:271     164:657    
 165:386     166:163     167:411     168:993     169:142     170:1187   
 171:68      172:921     173:618     174:91      175:46      176:261    
 177:954     178:220     179:559     180:54      181:899     182:36     
 183:831     184:195     185:2333    186:959     187:1232    188:514    
 189:1182    190:2668    191:263     192:3804    193:1261    194:865    
 195:578     196:494     197:598     198:1975    199:3813    200:2621   
 201:2314    202:1094    203:661     204:1687    205:1691    206:1147   
 207:1098    208:873     209:1325    210:350     211:441     212:692    
 213:576     214:1026    215:42      216:1653    217:270     218:526    
 219:38      220:30      221:300     222:20      223:636    

End of report


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