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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jul 17 20:16:49 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 17 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:                              188199
    Prefixes after maximum aggregation (per Origin AS):           84572
    Deaggregation factor:                                          2.23
    Unique aggregates announced (without unneeded subnets):      104774
    Number of IPv4 prefixes with a valid ROA:                     74302
    Number of IPv4 prefixes with an invalid ROA:                     20
    Number of IPv4 prefixes with no ROA:                         113877
Total ASes present in the Internet Routing Table:                 16309
    Prefixes per ASN:                                             11.54
Origin-only ASes present in the Internet Routing Table:           14006
Origin ASes announcing only one prefix:                            6413
Transit ASes present in the Internet Routing Table:                2303
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:               229
    Number of instances of unregistered ASNs:                       230
Number of 32-bit ASNs allocated by the RIRs:                      44992
Number of 32-bit ASNs visible in the Routing Table:                6151
Prefixes from 32-bit ASNs in the Routing Table:                   21218
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:             96
Number of addresses announced to Internet:                   1123456669
    Equivalent to 66 /8s, 246 /16s and 150 /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:       52561

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

Prefixes being announced by APNIC Region ASes:                    30370
    Total APNIC prefixes after maximum aggregation:                7228
    APNIC Deaggregation factor:                                    4.20
Prefixes being announced from the APNIC address blocks:           29905
    Unique aggregates announced from the APNIC address blocks:     8271
APNIC Region origin ASes present in the Internet Routing Table:    1179
    APNIC Prefixes per ASN:                                       25.36
APNIC Region origin ASes announcing only one prefix:                481
APNIC Region transit ASes present in the Internet Routing Table:    198
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    521
Number of APNIC addresses announced to Internet:              201990252
    Equivalent to 12 /8s, 10 /16s and 32 /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:                     87892
    Total ARIN prefixes after maximum aggregation:                48331
    ARIN Deaggregation factor:                                     1.82
Prefixes being announced from the ARIN address blocks:            86446
    Unique aggregates announced from the ARIN address blocks:     53886
ARIN Region origin ASes present in the Internet Routing Table:     7322
    ARIN Prefixes per ASN:                                        11.81
ARIN Region origin ASes announcing only one prefix:                3179
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:               655241313
    Equivalent to 39 /8s, 14 /16s and 48 /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:                     31238
    Total RIPE prefixes after maximum aggregation:                16956
    RIPE Deaggregation factor:                                     1.84
Prefixes being announced from the RIPE address blocks:            32256
    Unique aggregates announced from the RIPE address blocks:     24251
RIPE Region origin ASes present in the Internet Routing Table:     3325
    RIPE Prefixes per ASN:                                         9.70
RIPE Region origin ASes announcing only one prefix:                1442
RIPE Region transit ASes present in the Internet Routing Table:     536
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:    1228
Number of RIPE addresses announced to Internet:               163340752
    Equivalent to 9 /8s, 188 /16s and 97 /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:                   33530
    Total LACNIC prefixes after maximum aggregation:              10314
    LACNIC Deaggregation factor:                                   3.25
Prefixes being announced from the LACNIC address blocks:          33331
    Unique aggregates announced from the LACNIC address blocks:   15727
LACNIC Region origin ASes present in the Internet Routing Table:   3530
    LACNIC Prefixes per ASN:                                       9.44
LACNIC Region origin ASes announcing only one prefix:              1223
LACNIC Region transit ASes present in the Internet Routing Table:   722
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:  2783
Number of LACNIC addresses announced to Internet:              75164160
    Equivalent to 4 /8s, 122 /16s and 234 /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:                   4940
    Total AfriNIC prefixes after maximum aggregation:              1570
    AfriNIC Deaggregation factor:                                  3.15
Prefixes being announced from the AfriNIC address blocks:          6165
    Unique aggregates announced from the AfriNIC address blocks:   2549
AfriNIC Region origin ASes present in the Internet Routing Table:   216
    AfriNIC Prefixes per ASN:                                     28.54
AfriNIC Region origin ASes announcing only one prefix:               88
AfriNIC Region transit ASes present in the Internet Routing Table:   67
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:  108
Number of AfriNIC addresses announced to Internet:             27661568
    Equivalent to 1 /8s, 166 /16s and 21 /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        1507        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         655      10623     151  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Informa
 56040         488        490     108  CMNET-GUANGDONG-AP China Mobile communica
 45102         482        767     109  ALIBABA-CN-NET Alibaba US Technology Co.,

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       10146      11542    3636  AMAZON-02, US
   749        3253      54899    2505  DNIC-AS-00749, US
   367        2634       3228    1236  DNIC-ASBLK-00306-00371, US
  4155        1982        127    1302  USDA-1, US
   209        1693       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1601        106     891  CABLEONE, US
 11776        1589        222     274  ATLANTICBB-JOHNSTOWN, US
  5972        1301        384     581  DNIC-ASBLK-05800-06055, US
  7979        1024         67     208  SERVERS-COM, US
 14618         976       4179     729  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        1280        102    1040  AKAMAI-ASN1, NL
  3215         896       4814     290  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         702         60      24  Jordan Data Communications, JO
  8452         588       1841      11  TE-AS TE-AS, EG
 51167         552        105     241  CONTABO, DE
212238         452         33     401  CDNEXT, GB
 35819         424        417      46  MOBILY-AS Etihad Etisalat Company Mobily,
 20978         420        196      13  TT_MOBIL Istanbul, TR
 13046         382         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        5661       1608     741  UNINET, MX
  3816        1322        777     200  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         850       1128      28  TELEFONICA BRASIL S.A, BR
 26599         541       2891      72  TELEFONICA BRASIL S.A, BR
 13999         532         73     229  Mega Cable, S.A. de C.V., MX
 22047         405        343      18  VTR BANDA ANCHA S.A., CL
 10620         315         41     261  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         804        389      16  LINKdotNET-AS, EG
 29571         530         48     248  ORANGE-COTE-IVOIRE, CI
 36914         448         82       3  KENET-AS, KE
  2018         381        319      71  TENET-1, ZA
 36935         261         65      80  Vodafone-, EG
 24835         151        152      89  RAYA-AS, EG
 37492         149        471      44  ORANGE-, TN
 37693         148        597      51  TUNISIANA, TN
 36992         146        235     125  ETISALAT-MISR, EG
 37480         130          8      31  Cobranet, NG

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10146      11542    3636  AMAZON-02, US
  9808        9663       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        5661       1608     741  UNINET, MX
   749        3253      54899    2505  DNIC-AS-00749, US
   367        2634       3228    1236  DNIC-ASBLK-00306-00371, US
  4155        1982        127    1302  USDA-1, US
   209        1693       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11492        1601        106     891  CABLEONE, US
 11776        1589        222     274  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        5661         4920  UNINET, MX
 56047        1507         1459  CMNET-HUNAN-AP China Mobile communications corp
   367        2634         1398  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        1693         1384  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1589         1315  ATLANTICBB-JOHNSTOWN, US
  3816        1322         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
     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      
/13:129     /14:358     /15:698     /16:5932    /17:2458    /18:2574    
/19:5474    /20:8427    /21:11038   /22:19977   /23:20592   /24:110180  
/25:42      /26:46      /27:68      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2938        5661  UNINET, MX
 16509        2129       10146  AMAZON-02, US
 11492        1210        1601  CABLEONE, US
   209         957        1693  CENTURYLINK-US-LEGACY-QWEST, US
 11830         923        1087  Instituto Costarricense de Electricidad y Telecom., CR
 19901         784         932  BRSPD-PUBLIC, US
 11776         739        1589  ATLANTICBB-JOHNSTOWN, US
  6147         674        1080  Telefonica del Peru S.A.A., PE
  8376         550         702  Jordan Data Communications, JO
  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)
----------------------------------------------

   1:14        2:186       3:369       5:401       6:135       7:5      
   8:628      11:171      12:647      13:306      14:99       15:281    
  16:183      17:6        18:752      20:33       21:4        22:188    
  23:1804     24:716      25:2        27:30       29:19       31:164    
  32:1        34:10       35:59       36:1196     37:374      38:835    
  39:536      40:27       41:713      42:13       43:177      44:33     
  45:2781     46:600      47:99       49:12       50:275      51:356    
  52:1354     54:272      55:920      57:21       58:6        59:34     
  60:17       61:53       62:315      63:497      64:1498     65:831    
  66:1157     67:835      68:173      69:812      70:139      71:194    
  72:457      74:693      75:383      76:188      77:235      78:313    
  79:158      80:209      81:186      82:216      83:108      84:191    
  85:342      86:169      87:154      88:173      89:527      90:97     
  91:591      92:429      93:297      94:476      95:168      96:364    
  97:34       98:140      99:154     100:11      101:16      102:224    
 103:1162    104:705     105:77      106:3       107:187     108:310    
 109:253     110:27      111:1810    112:447     113:46      114:45     
 115:15      116:35      117:963     118:78      119:106     120:1091   
 121:36      122:80      123:21      124:56      125:21      128:371    
 129:273     130:515     131:835     132:550     133:196     134:342    
 135:88      136:388     137:428     138:844     139:390     140:590    
 141:316     142:722     143:691     144:339     145:67      146:469    
 147:406     148:593     149:466     150:290     151:520     152:574    
 153:117     154:514     155:632     156:447     157:295     158:315    
 159:651     160:849     161:484     162:691     163:276     164:652    
 165:397     166:147     167:390     168:1015    169:97      170:1241   
 171:63      172:947     173:789     174:174     175:44      176:254    
 177:1005    178:267     179:542     180:58      181:944     182:22     
 183:828     184:311     185:2218    186:901     187:962     188:524    
 189:1134    190:2783    191:274     192:3845    193:1282    194:867    
 195:571     196:434     197:666     198:2007    199:3800    200:2629   
 201:2535    202:1091    203:649     204:1704    205:1708    206:1180   
 207:1125    208:910     209:1350    210:338     211:439     212:693    
 213:583     214:1016    215:41      216:1726    217:278     218:525    
 219:37      220:29      221:302     222:20      223:638    

End of report


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