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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Jul 28 20:16:51 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 28 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:                              183927
    Prefixes after maximum aggregation (per Origin AS):           82730
    Deaggregation factor:                                          2.22
    Unique aggregates announced (without unneeded subnets):      102328
    Number of IPv4 prefixes with a valid ROA:                     72914
    Number of IPv4 prefixes with an invalid ROA:                     21
    Number of IPv4 prefixes with no ROA:                         110992
Total ASes present in the Internet Routing Table:                 16122
    Prefixes per ASN:                                             11.41
Origin-only ASes present in the Internet Routing Table:           13859
Origin ASes announcing only one prefix:                            6342
Transit ASes present in the Internet Routing Table:                2263
Transit-only ASes present in the Internet Routing Table:            627
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:                      45047
Number of 32-bit ASNs visible in the Routing Table:                6127
Prefixes from 32-bit ASNs in the Routing Table:                   21120
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:             93
Number of addresses announced to Internet:                   1118007453
    Equivalent to 66 /8s, 163 /16s and 112 /24s
    Percentage of available address space announced:               30.2
    Percentage of allocated address space announced:               30.2
    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:       50139

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

Prefixes being announced by APNIC Region ASes:                    30339
    Total APNIC prefixes after maximum aggregation:                7261
    APNIC Deaggregation factor:                                    4.18
Prefixes being announced from the APNIC address blocks:           29904
    Unique aggregates announced from the APNIC address blocks:     8313
APNIC Region origin ASes present in the Internet Routing Table:    1181
    APNIC Prefixes per ASN:                                       25.32
APNIC Region origin ASes announcing only one prefix:                479
APNIC Region transit ASes present in the Internet Routing Table:    200
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:    510
Number of APNIC addresses announced to Internet:              201859436
    Equivalent to 12 /8s, 8 /16s and 33 /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:                     84932
    Total ARIN prefixes after maximum aggregation:                46505
    ARIN Deaggregation factor:                                     1.83
Prefixes being announced from the ARIN address blocks:            83526
    Unique aggregates announced from the ARIN address blocks:     51420
ARIN Region origin ASes present in the Internet Routing Table:     7174
    ARIN Prefixes per ASN:                                        11.64
ARIN Region origin ASes announcing only one prefix:                3112
ARIN Region transit ASes present in the Internet Routing Table:     633
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:    1467
Number of ARIN addresses announced to Internet:               652799841
    Equivalent to 38 /8s, 232 /16s and 239 /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:                     30961
    Total RIPE prefixes after maximum aggregation:                16723
    RIPE Deaggregation factor:                                     1.85
Prefixes being announced from the RIPE address blocks:            32039
    Unique aggregates announced from the RIPE address blocks:     24070
RIPE Region origin ASes present in the Internet Routing Table:     3266
    RIPE Prefixes per ASN:                                         9.81
RIPE Region origin ASes announcing only one prefix:                1415
RIPE Region transit ASes present in the Internet Routing Table:     515
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:    1224
Number of RIPE addresses announced to Internet:               162756048
    Equivalent to 9 /8s, 179 /16s and 117 /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:                   32665
    Total LACNIC prefixes after maximum aggregation:              10240
    LACNIC Deaggregation factor:                                   3.19
Prefixes being announced from the LACNIC address blocks:          32335
    Unique aggregates announced from the LACNIC address blocks:   15522
LACNIC Region origin ASes present in the Internet Routing Table:   3554
    LACNIC Prefixes per ASN:                                       9.10
LACNIC Region origin ASes announcing only one prefix:              1247
LACNIC Region transit ASes present in the Internet Routing Table:   729
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:  2817
Number of LACNIC addresses announced to Internet:              74117632
    Equivalent to 4 /8s, 106 /16s and 242 /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:                   4815
    Total AfriNIC prefixes after maximum aggregation:              1837
    AfriNIC Deaggregation factor:                                  2.62
Prefixes being announced from the AfriNIC address blocks:          6030
    Unique aggregates announced from the AfriNIC address blocks:   2916
AfriNIC Region origin ASes present in the Internet Routing Table:   221
    AfriNIC Prefixes per ASN:                                     27.29
AfriNIC Region origin ASes announcing only one prefix:               89
AfriNIC Region transit ASes present in the Internet Routing Table:   66
Average AfriNIC Region AS path length visible:                      5.9
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  109
Number of AfriNIC addresses announced to Internet:             26419968
    Equivalent to 1 /8s, 147 /16s and 35 /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        9674       8746      74  CHINAMOBILE-CN China Mobile Communication
 56047        1509        192      48  CMNET-HUNAN-AP China Mobile communication
 56046        1508        876     117  CMNET-JIANGSU-AP China Mobile communicati
 56041        1468        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         622      10623     151  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       10242      11526    3656  AMAZON-02, US
   749        3253      54899    2505  DNIC-AS-00749, US
   367        2526       3182    1166  DNIC-ASBLK-00306-00371, US
  4155        2020        130    1318  USDA-1, US
   209        1691       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
  5972        1302        384     581  DNIC-ASBLK-05800-06055, US
  7979        1024         67     208  SERVERS-COM, US
 14618         986       4180     737  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        1210         97     995  AKAMAI-ASN1, NL
  3215         897       4814     291  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         694         60      24  Jordan Data Communications, JO
  8452         579       1841      11  TE-AS TE-AS, EG
 51167         553        106     242  CONTABO, DE
212238         469         34     412  CDNEXT, GB
 35819         426        424      50  MOBILY-AS Etihad Etisalat Company Mobily,
 20978         420        196      13  TT_MOBIL Istanbul, TR
 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        4859       1579     669  UNINET, MX
  3816        1314        768     202  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1098        369      22  Telefonica del Peru S.A.A., PE
 11830        1087        324       6  Instituto Costarricense de Electricidad y
 18881         875       1128      28  TELEFONICA BRASIL S.A, BR
 26599         541       2891      72  TELEFONICA BRASIL S.A, BR
 13999         534         73     231  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         343         44     284  Telmex Colombia S.A., CO
 27843         229         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         663        211     271  LINKdotNET-AS, EG
 29571         540         48     255  ORANGE-COTE-IVOIRE, CI
 36914         444         82       3  KENET-AS, KE
  2018         380        319      71  TENET-1, ZA
 36935         258         64      77  Vodafone-, EG
 21003         149         73      14  GPTC-AS, LY
 37492         149        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, EG
 24835         142        142      85  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       10242      11526    3656  AMAZON-02, US
  9808        9674       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        4859       1579     669  UNINET, MX
   749        3253      54899    2505  DNIC-AS-00749, US
   367        2526       3182    1166  DNIC-ASBLK-00306-00371, US
  4155        2020        130    1318  USDA-1, US
   209        1691       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        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        9674         9600  CHINAMOBILE-CN China Mobile Communications Grou
  8151        4859         4190  UNINET, MX
 56047        1509         1461  CMNET-HUNAN-AP China Mobile communications corp
 56041        1468         1395  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1508         1391  CMNET-JIANGSU-AP China Mobile communications co
   209        1691         1382  CENTURYLINK-US-LEGACY-QWEST, US
   367        2526         1360  DNIC-ASBLK-00306-00371, US
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, US
  3816        1314         1112  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
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      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      /11:30      /12:91      
/13:126     /14:357     /15:694     /16:5864    /17:2426    /18:2549    
/19:5369    /20:8334    /21:10777   /22:19417   /23:20145   /24:107508  
/25:42      /26:46      /27:67      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2383        4859  UNINET, MX
 16509        2149       10242  AMAZON-02, US
   209         956        1691  CENTURYLINK-US-LEGACY-QWEST, US
 11830         923        1087  Instituto Costarricense de Electricidad y Telecom., CR
 19901         789         938  BRSPD-PUBLIC, US
 11776         740        1590  ATLANTICBB-JOHNSTOWN, US
  6147         692        1098  Telefonica del Peru S.A.A., PE
  8376         543         694  Jordan Data Communications, JO
  3356         439         839  LEVEL3, US
  7979         439        1024  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       3:383       5:384       6:135       7:5      
   8:619      11:171      12:652      13:310      14:98       15:284    
  16:181      17:6        18:753      20:33       21:4        22:188    
  23:1700     24:381      25:2        27:31       29:19       31:166    
  32:1        34:10       35:60       36:1195     37:376      38:837    
  39:536      40:27       41:735      42:12       43:177      44:26     
  45:2790     46:616      47:90       49:15       50:269      51:353    
  52:1352     54:276      55:929      57:20       58:33       59:35     
  60:17       61:54       62:341      63:487      64:1437     65:778    
  66:1142     67:680      68:169      69:718      70:139      71:192    
  72:367      74:678      75:382      76:186      77:241      78:279    
  79:157      80:203      81:176      82:221      83:103      84:191    
  85:310      86:167      87:145      88:173      89:535      90:96     
  91:594      92:410      93:313      94:471      95:167      96:157    
  97:34       98:132      99:153     100:11      101:18      102:248    
 103:1159    104:651     105:119     106:3       107:184     108:306    
 109:252     110:24      111:1823    112:448     113:35      114:53     
 115:18      116:34      117:961     118:76      119:105     120:1104   
 121:38      122:77      123:20      124:57      125:14      128:345    
 129:269     130:510     131:843     132:534     133:197     134:337    
 135:82      136:380     137:431     138:844     139:385     140:586    
 141:326     142:705     143:685     144:335     145:66      146:472    
 147:405     148:583     149:452     150:289     151:527     152:536    
 153:116     154:499     155:628     156:441     157:290     158:313    
 159:555     160:607     161:498     162:653     163:268     164:656    
 165:387     166:160     167:405     168:1010    169:138     170:1208   
 171:62      172:919     173:616     174:90      175:48      176:261    
 177:1028    178:222     179:561     180:53      181:929     182:36     
 183:831     184:194     185:2344    186:912     187:967     188:509    
 189:1063    190:2732    191:269     192:3793    193:1306    194:863    
 195:578     196:413     197:651     198:1985    199:3792    200:2592   
 201:2264    202:1093    203:651     204:1699    205:1691    206:1147   
 207:1103    208:876     209:1312    210:348     211:442     212:692    
 213:577     214:1017    215:42      216:1652    217:272     218:526    
 219:38      220:30      221:302     222:20      223:635    

End of report


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