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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Jul 8 20:16:47 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 08 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:                              188710
    Prefixes after maximum aggregation (per Origin AS):           85357
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      105625
    Number of IPv4 prefixes with a valid ROA:                     74390
    Number of IPv4 prefixes with an invalid ROA:                     18
    Number of IPv4 prefixes with no ROA:                         114302
Total ASes present in the Internet Routing Table:                 16410
    Prefixes per ASN:                                             11.50
Origin-only ASes present in the Internet Routing Table:           14098
Origin ASes announcing only one prefix:                            6553
Transit ASes present in the Internet Routing Table:                2312
Transit-only ASes present in the Internet Routing Table:            666
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:               212
    Number of instances of unregistered ASNs:                       213
Number of 32-bit ASNs allocated by the RIRs:                      44971
Number of 32-bit ASNs visible in the Routing Table:                6025
Prefixes from 32-bit ASNs in the Routing Table:                   20267
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:             92
Number of addresses announced to Internet:                   1131687325
    Equivalent to 67 /8s, 116 /16s and 45 /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:       53439

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

Prefixes being announced by APNIC Region ASes:                    30367
    Total APNIC prefixes after maximum aggregation:                7226
    APNIC Deaggregation factor:                                    4.20
Prefixes being announced from the APNIC address blocks:           29859
    Unique aggregates announced from the APNIC address blocks:     8273
APNIC Region origin ASes present in the Internet Routing Table:    1179
    APNIC Prefixes per ASN:                                       25.33
APNIC Region origin ASes announcing only one prefix:                483
APNIC Region transit ASes present in the Internet Routing Table:    201
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:    526
Number of APNIC addresses announced to Internet:              202027884
    Equivalent to 12 /8s, 10 /16s and 179 /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:                     87650
    Total ARIN prefixes after maximum aggregation:                48360
    ARIN Deaggregation factor:                                     1.81
Prefixes being announced from the ARIN address blocks:            86122
    Unique aggregates announced from the ARIN address blocks:     53851
ARIN Region origin ASes present in the Internet Routing Table:     7340
    ARIN Prefixes per ASN:                                        11.73
ARIN Region origin ASes announcing only one prefix:                3214
ARIN Region transit ASes present in the Internet Routing Table:     665
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:    1511
Number of ARIN addresses announced to Internet:               655075937
    Equivalent to 39 /8s, 11 /16s and 170 /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:                     34298
    Total RIPE prefixes after maximum aggregation:                18437
    RIPE Deaggregation factor:                                     1.86
Prefixes being announced from the RIPE address blocks:            35358
    Unique aggregates announced from the RIPE address blocks:     26136
RIPE Region origin ASes present in the Internet Routing Table:     3743
    RIPE Prefixes per ASN:                                         9.45
RIPE Region origin ASes announcing only one prefix:                1623
RIPE Region transit ASes present in the Internet Routing Table:     610
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:    1401
Number of RIPE addresses announced to Internet:               173007312
    Equivalent to 10 /8s, 79 /16s and 225 /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:                   31168
    Total LACNIC prefixes after maximum aggregation:               9572
    LACNIC Deaggregation factor:                                   3.26
Prefixes being announced from the LACNIC address blocks:          30910
    Unique aggregates announced from the LACNIC address blocks:   14635
LACNIC Region origin ASes present in the Internet Routing Table:   3155
    LACNIC Prefixes per ASN:                                       9.80
LACNIC Region origin ASes announcing only one prefix:              1140
LACNIC Region transit ASes present in the Internet Routing Table:   646
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:  2461
Number of LACNIC addresses announced to Internet:              73757696
    Equivalent to 4 /8s, 101 /16s and 116 /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:                   5015
    Total AfriNIC prefixes after maximum aggregation:              1599
    AfriNIC Deaggregation factor:                                  3.14
Prefixes being announced from the AfriNIC address blocks:          6369
    Unique aggregates announced from the AfriNIC address blocks:   2644
AfriNIC Region origin ASes present in the Internet Routing Table:   232
    AfriNIC Prefixes per ASN:                                     27.45
AfriNIC Region origin ASes announcing only one prefix:               93
AfriNIC Region transit ASes present in the Internet Routing Table:   73
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:  126
Number of AfriNIC addresses announced to Internet:             27762176
    Equivalent to 1 /8s, 167 /16s and 158 /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        9653       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         687      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       10095      11529    3632  AMAZON-02, US
   749        3254      54899    2506  DNIC-AS-00749, US
   367        2651       3274    1244  DNIC-ASBLK-00306-00371, US
  4155        1955        125    1295  USDA-1, US
   209        1693       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1593        222     269  ATLANTICBB-JOHNSTOWN, US
  5972        1301        384     581  DNIC-ASBLK-05800-06055, US
  7979        1009         66     203  SERVERS-COM, US
 14618         972       4179     726  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        1273        102    1034  AKAMAI-ASN1, NL
  3215         896       4814     290  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         687         60      23  Jordan Data Communications, JO
  8452         585       1841      11  TE-AS TE-AS, EG
 51167         550        105     240  CONTABO, DE
 35819         470        477      55  MOBILY-AS Etihad Etisalat Company Mobily,
 20978         420        196      13  TT_MOBIL Istanbul, TR
  8764         394        123      75  TELIA-LIETUVA, LT
212238         392         29     345  CDNEXT, GB

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        5667       1647     731  UNINET, MX
  3816        1324        781     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1091        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
 26599         542       2891      72  TELEFONICA BRASIL S.A, BR
 13999         533         73     231  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         318         44     270  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         518         47     240  ORANGE-COTE-IVOIRE, CI
 36914         447         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         129          8      34  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       10095      11529    3632  AMAZON-02, US
  9808        9653       8745      72  CHINAMOBILE-CN China Mobile Communication
  8151        5667       1647     731  UNINET, MX
   749        3254      54899    2506  DNIC-AS-00749, US
   367        2651       3274    1244  DNIC-ASBLK-00306-00371, US
  4155        1955        125    1295  USDA-1, US
   209        1693       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1599        105     890  CABLEONE, US
 11776        1593        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        9653         9581  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5667         4936  UNINET, MX
 56047        1506         1458  CMNET-HUNAN-AP China Mobile communications corp
   367        2651         1407  DNIC-ASBLK-00306-00371, US
 56041        1466         1393  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1508         1391  CMNET-JIANGSU-AP China Mobile communications co
   209        1693         1384  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1593         1324  ATLANTICBB-JOHNSTOWN, US
  3816        1324         1127  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
41.74.44.0/24        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      /11:29      /12:95      
/13:131     /14:362     /15:705     /16:5967    /17:2481    /18:2607    
/19:5543    /20:8598    /21:11097   /22:20288   /23:20258   /24:110304  
/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        2916        5667  UNINET, MX
 16509        2125       10095  AMAZON-02, US
 11492        1209        1599  CABLEONE, US
   209         957        1693  CENTURYLINK-US-LEGACY-QWEST, US
 11830         925        1088  Instituto Costarricense de Electricidad y Telecom., CR
 19901         776         923  BRSPD-PUBLIC, US
 11776         740        1593  ATLANTICBB-JOHNSTOWN, US
  6147         685        1091  Telefonica del Peru S.A.A., PE
  8376         532         687  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)
----------------------------------------------

   1:11        2:191       3:362       5:531       6:148       7:5      
   8:631      11:171      12:652      13:300      14:98       15:282    
  16:183      17:6        18:747      20:34       21:4        22:188    
  23:1842     24:719      25:2        27:27       29:19       31:177    
  32:1        34:10       35:58       36:1195     37:403      38:791    
  39:530      40:26       41:706      42:13       43:179      44:33     
  45:2539     46:615      47:93       49:12       50:272      51:355    
  52:1364     54:276      55:817      56:3        57:21       58:7      
  59:33       60:17       61:57       62:337      63:492      64:1485   
  65:811      66:1158     67:833      68:174      69:793      70:137    
  71:192      72:466      74:706      75:382      76:182      77:267    
  78:322      79:166      80:250      81:214      82:234      83:127    
  84:199      85:386      86:162      87:170      88:175      89:544    
  90:99       91:683      92:469      93:309      94:494      95:200    
  96:360      97:34       98:139      99:148     100:11      101:17     
 102:231     103:1185    104:697     105:99      106:3       107:184    
 108:312     109:295     110:28      111:1810    112:446     113:46     
 114:35      115:18      116:33      117:963     118:73      119:106    
 120:1088    121:36      122:79      123:21      124:56      125:13     
 128:355     129:275     130:516     131:792     132:507     133:196    
 134:339     135:87      136:389     137:423     138:780     139:386    
 140:585     141:321     142:722     143:596     144:331     145:71     
 146:467     147:403     148:589     149:466     150:293     151:542    
 152:584     153:117     154:540     155:630     156:458     157:294    
 158:300     159:663     160:862     161:463     162:708     163:276    
 164:654     165:398     166:115     167:411     168:987     169:139    
 170:1212    171:65      172:944     173:783     174:170     175:40     
 176:307     177:872     178:424     179:499     180:57      181:897    
 182:21      183:827     184:315     185:2391    186:747     187:758    
 188:537     189:1116    190:2721    191:241     192:3861    193:1485   
 194:1040    195:649     196:438     197:707     198:1992    199:3770   
 200:2500    201:2550    202:1083    203:648     204:1710    205:1694   
 206:1158    207:1120    208:908     209:1348    210:342     211:438    
 212:709     213:610     214:1015    215:42      216:1720    217:316    
 218:525     219:23      220:29      221:302     222:20      223:638    


End of report


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