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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Sep 30 20:17:02 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 30 Sep, 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:                              246047
    Prefixes after maximum aggregation (per Origin AS):          109296
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      130308
    Number of IPv4 prefixes with a valid ROA:                    104807
    Number of IPv4 prefixes with an invalid ROA:                     27
    Number of IPv4 prefixes with no ROA:                         141213
Total ASes present in the Internet Routing Table:                 19982
    Prefixes per ASN:                                             12.31
Origin-only ASes present in the Internet Routing Table:           17231
Origin ASes announcing only one prefix:                            7713
Transit ASes present in the Internet Routing Table:                2751
Transit-only ASes present in the Internet Routing Table:            713
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      27
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               329
    Number of instances of unregistered ASNs:                       330
Number of 32-bit ASNs allocated by the RIRs:                      45458
Number of 32-bit ASNs visible in the Routing Table:                7697
Prefixes from 32-bit ASNs in the Routing Table:                   27417
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:            172
Number of addresses announced to Internet:                   1506100189
    Equivalent to 89 /8s, 197 /16s and 67 /24s
    Percentage of available address space announced:               40.7
    Percentage of allocated address space announced:               40.7
    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:       76856

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

Prefixes being announced by APNIC Region ASes:                    32477
    Total APNIC prefixes after maximum aggregation:                8086
    APNIC Deaggregation factor:                                    4.02
Prefixes being announced from the APNIC address blocks:           31750
    Unique aggregates announced from the APNIC address blocks:     9370
APNIC Region origin ASes present in the Internet Routing Table:    1254
    APNIC Prefixes per ASN:                                       25.32
APNIC Region origin ASes announcing only one prefix:                484
APNIC Region transit ASes present in the Internet Routing Table:    220
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    565
Number of APNIC addresses announced to Internet:              198680940
    Equivalent to 11 /8s, 215 /16s and 161 /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:                    111956
    Total ARIN prefixes after maximum aggregation:                59932
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           110843
    Unique aggregates announced from the ARIN address blocks:     61686
ARIN Region origin ASes present in the Internet Routing Table:     8980
    ARIN Prefixes per ASN:                                        12.34
ARIN Region origin ASes announcing only one prefix:                3750
ARIN Region transit ASes present in the Internet Routing Table:     815
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:    1966
Number of ARIN addresses announced to Internet:               873626785
    Equivalent to 52 /8s, 18 /16s and 124 /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:                     46315
    Total RIPE prefixes after maximum aggregation:                24247
    RIPE Deaggregation factor:                                     1.91
Prefixes being announced from the RIPE address blocks:            47304
    Unique aggregates announced from the RIPE address blocks:     33353
RIPE Region origin ASes present in the Internet Routing Table:     4429
    RIPE Prefixes per ASN:                                        10.68
RIPE Region origin ASes announcing only one prefix:                1908
RIPE Region transit ASes present in the Internet Routing Table:     636
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1734
Number of RIPE addresses announced to Internet:               297935312
    Equivalent to 17 /8s, 194 /16s and 33 /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:                   46122
    Total LACNIC prefixes after maximum aggregation:              14102
    LACNIC Deaggregation factor:                                   3.27
Prefixes being announced from the LACNIC address blocks:          45266
    Unique aggregates announced from the LACNIC address blocks:   21238
LACNIC Region origin ASes present in the Internet Routing Table:   4166
    LACNIC Prefixes per ASN:                                      10.87
LACNIC Region origin ASes announcing only one prefix:              1451
LACNIC Region transit ASes present in the Internet Routing Table:   872
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3276
Number of LACNIC addresses announced to Internet:              97092608
    Equivalent to 5 /8s, 201 /16s and 132 /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:                   8848
    Total AfriNIC prefixes after maximum aggregation:              2707
    AfriNIC Deaggregation factor:                                  3.27
Prefixes being announced from the AfriNIC address blocks:         10712
    Unique aggregates announced from the AfriNIC address blocks:   4520
AfriNIC Region origin ASes present in the Internet Routing Table:   305
    AfriNIC Prefixes per ASN:                                     35.12
AfriNIC Region origin ASes announcing only one prefix:              120
AfriNIC Region transit ASes present in the Internet Routing Table:   85
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  156
Number of AfriNIC addresses announced to Internet:             38679296
    Equivalent to 2 /8s, 78 /16s and 51 /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        9864       8750      69  CHINAMOBILE-CN China Mobile Communication
 56046        1545        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1508        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1482        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        177      50  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         770        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         598       2169     465  SINET-AS Research Organization of Informa
 17676         550       9967     165  GIGAINFRA SoftBank Corp., JP
 24445         480        497      68  CMNET-V4HENAN-AS-AP Henan Mobile Communic
 45102         470        766     112  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       10785      11825    3833  AMAZON-02, US
   749        3485      55081    2708  DNIC-AS-00749, US
  7018        3155      23691    1960  ATT-INTERNET4, US
   367        2522       3026    1181  DNIC-ASBLK-00306-00371, US
 22773        2460       2077     704  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2103        143    1357  USDA-1, US
  6167        1794       3397     430  CELLCO-PART, US
   209        1684       4897     303  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1597        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1396       1047     109  ATT-MOBILITY-LLC-AS20057, 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
 39891        3143        191      62  ALJAWWALSTC-AS, SA
 20940        1378        110    1105  AKAMAI-ASN1, NL
  3215         886       4814     289  France Telecom - Orange, FR
  3257         815       2074     706  GTT-BACKBONE GTT, US
  8452         713       1842      17  TE-AS TE-AS, EG
  8376         698         57      28  Jordan Data Communications, JO
 25019         588        999     138  SAUDINETSTC-AS, SA
  3320         587       8320     496  DTAG Internet service provider operations
 51167         557        109     244  CONTABO, DE
212238         485         36     438  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        6055       1822     722  UNINET, MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 10620        1738        259    1220  Telmex Colombia S.A., CO
  3816        1318        778     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1106        369      22  Telefonica del Peru S.A.A., PE
 26615        1047       2503      53  TIM SA, BR
 18881         847       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     291  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         626         85      50  ENTEL CHILE S.A., CL
 26599         535       2888      72  TELEFONICA BRASIL S.A, BR

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        1362        389      16  LINKdotNET-AS, EG
 29571         898         65     298  ORANGE-COTE-IVOIRE, CI
 36935         636        123     172  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         526         82       3  KENET-AS, KE
 24835         492        332     181  RAYA-AS, EG
  2018         382        319      71  TENET-1, ZA
 36903         344        153     260  MT-MPLS, MA
 37693         334        597      43  TUNISIANA, TN
 37069         222       1010      14  MOBINIL, 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       10785      11825    3833  AMAZON-02, US
  9808        9864       8750      69  CHINAMOBILE-CN China Mobile Communication
  8151        6055       1822     722  UNINET, MX
   749        3485      55081    2708  DNIC-AS-00749, US
  7018        3155      23691    1960  ATT-INTERNET4, US
 39891        3143        191      62  ALJAWWALSTC-AS, SA
   367        2522       3026    1181  DNIC-ASBLK-00306-00371, US
 22773        2460       2077     704  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2103        143    1357  USDA-1, US
 11830        2010        369      64  Instituto Costarricense de Electricidad y

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        9864         9795  CHINAMOBILE-CN China Mobile Communications Grou
  8151        6055         5333  UNINET, MX
 39891        3143         3081  ALJAWWALSTC-AS, SA
 11830        2010         1946  Instituto Costarricense de Electricidad y Telec
 22773        2460         1756  ASN-CXA-ALL-CCI-22773-RDC, US
 56047        1508         1459  CMNET-HUNAN-AP China Mobile communications corp
 56041        1482         1407  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1684         1381  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1545         1373  CMNET-JIANGSU-AP China Mobile communications co
  6167        1794         1364  CELLCO-PART, US

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  8.17.66.0/24               701  UUNET, US
     46639  UNALLOCATED  8.38.73.0/24              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
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            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
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.190.168.0/24      Origin:    395673  ALABAMA-LIGHTWAVE, US
23.190.168.0/24     Transit:     13760  UNITI-FIBER, US
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW

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        /8:13       /9:10      /10:28      /11:40      /12:138     
/13:198     /14:527     /15:1030    /16:7112    /17:3387    /18:3915    
/19:7436    /20:11499   /21:14667   /22:26462   /23:26749   /24:142630  
/25:48      /26:70      /27:38      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3055        6055  UNINET, MX
 39891        2261        3143  ALJAWWALSTC-AS, SA
 16509        2198       10785  AMAZON-02, US
 22773        1859        2460  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1707        2010  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1417        3155  ATT-INTERNET4, US
 10620         977        1738  Telmex Colombia S.A., CO
   209         953        1684  CENTURYLINK-US-LEGACY-QWEST, US
  6167         860        1794  CELLCO-PART, US
 19901         844         996  BRSPD-PUBLIC, US

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

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

   1:66        2:501       3:478       4:5         5:1090      6:150    
   7:5         8:683      11:171      12:1017     13:312      14:108    
  15:291      16:231      17:6        18:858      20:104      21:4      
  22:188      23:2126     24:630      27:56       29:19       31:312    
  32:26       34:10       35:72       36:1200     37:722      38:1455   
  39:539      40:53       41:1108     42:238      43:208      44:34     
  45:3552     46:771      47:97       49:44       50:348      51:370    
  52:1362     54:275      55:947      56:8        57:17       58:33     
  59:32       60:16       61:68       62:472      63:783      64:1724   
  65:1062     66:1475     67:868      68:502      69:1128     70:303    
  71:206      72:588      74:925      75:413      76:232      77:322    
  78:590      79:248      80:290      81:361      82:313      83:200    
  84:328      85:478      86:221      87:188      88:221      89:749    
  90:90       91:941      92:663      93:846      94:631      95:637    
  96:201      97:45       98:458      99:161     100:24      101:23     
 102:376     103:1335    104:890     105:126     106:45      107:781    
 108:425     109:361     110:34      111:1867    112:462     113:39     
 114:52      115:28      116:46      117:963     118:182     119:117    
 120:1172    121:47      122:155     123:159     124:75      125:25     
 128:391     129:318     130:646     131:904     132:615     133:211    
 134:455     135:105     136:482     137:539     138:983     139:391    
 140:655     141:443     142:879     143:708     144:409     145:79     
 146:615     147:472     148:819     149:609     150:312     151:605    
 152:636     153:136     154:570     155:745     156:688     157:382    
 158:443     159:643     160:818     161:671     162:875     163:395    
 164:737     165:795     166:592     167:663     168:1212    169:135    
 170:1538    171:99      172:1097    173:740     174:222     175:46     
 176:340     177:1159    178:465     179:742     180:63      181:1562   
 182:44      183:850     184:440     185:2950    186:2004    187:1530   
 188:670     189:1588    190:4093    191:401     192:4744    193:1831   
 194:1294    195:917     196:783     197:792     198:2440    199:4385   
 200:3468    201:3046    202:1150    203:698     204:2075    205:1960   
 206:1593    207:1402    208:1223    209:1826    210:361     211:462    
 212:987     213:748     214:1029    215:55      216:2260    217:408    
 218:525     219:22      220:54      221:300     222:24      223:656    


End of report


More information about the ren-bgp-stats-all mailing list