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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Jan 8 20:17:00 UTC 2025


IPv4 R&E Routing Table Report   20:15 GMT Wed 08 Jan, 2025

  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:                              258288
    Prefixes after maximum aggregation (per Origin AS):          113817
    Deaggregation factor:                                          2.27
    Unique aggregates announced (without unneeded subnets):      136252
    Number of IPv4 prefixes with a valid ROA:                    114249
    Number of IPv4 prefixes with an invalid ROA:                     19
    Number of IPv4 prefixes with no ROA:                         144020
Total ASes present in the Internet Routing Table:                 20581
    Prefixes per ASN:                                             12.55
Origin-only ASes present in the Internet Routing Table:           17650
Origin ASes announcing only one prefix:                            7838
Transit ASes present in the Internet Routing Table:                2931
Transit-only ASes present in the Internet Routing Table:            752
Paths with bogon ASNs present in the IPv4 Routing Table:              6
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      38
    Max AS path prepend of ASN ( 37447)                              34
Prefixes from unregistered ASNs in the Routing Table:               326
    Number of instances of unregistered ASNs:                       327
Number of 32-bit ASNs allocated by the RIRs:                      45985
Number of 32-bit ASNs visible in the Routing Table:                8157
Prefixes from 32-bit ASNs in the Routing Table:                   30209
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:            152
Number of addresses announced to Internet:                   1571447805
    Equivalent to 93 /8s, 170 /16s and 99 /24s
    Percentage of available address space announced:               42.4
    Percentage of allocated address space announced:               42.4
    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:       81536

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

Prefixes being announced by APNIC Region ASes:                    31753
    Total APNIC prefixes after maximum aggregation:                7719
    APNIC Deaggregation factor:                                    4.11
Prefixes being announced from the APNIC address blocks:           30565
    Unique aggregates announced from the APNIC address blocks:     8225
APNIC Region origin ASes present in the Internet Routing Table:    1128
    APNIC Prefixes per ASN:                                       27.10
APNIC Region origin ASes announcing only one prefix:                432
APNIC Region transit ASes present in the Internet Routing Table:    216
Average APNIC Region AS path length visible:                        7.3
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    482
Number of APNIC addresses announced to Internet:              173464940
    Equivalent to 10 /8s, 86 /16s and 221 /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:                    118270
    Total ARIN prefixes after maximum aggregation:                61394
    ARIN Deaggregation factor:                                     1.93
Prefixes being announced from the ARIN address blocks:           116433
    Unique aggregates announced from the ARIN address blocks:     61426
ARIN Region origin ASes present in the Internet Routing Table:     9022
    ARIN Prefixes per ASN:                                        12.91
ARIN Region origin ASes announcing only one prefix:                3776
ARIN Region transit ASes present in the Internet Routing Table:     833
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:    2020
Number of ARIN addresses announced to Internet:               955456641
    Equivalent to 56 /8s, 243 /16s and 28 /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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                     47501
    Total RIPE prefixes after maximum aggregation:                26130
    RIPE Deaggregation factor:                                     1.82
Prefixes being announced from the RIPE address blocks:            48885
    Unique aggregates announced from the RIPE address blocks:     36019
RIPE Region origin ASes present in the Internet Routing Table:     4677
    RIPE Prefixes per ASN:                                        10.45
RIPE Region origin ASes announcing only one prefix:                1972
RIPE Region transit ASes present in the Internet Routing Table:     681
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          26
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1866
Number of RIPE addresses announced to Internet:               303785424
    Equivalent to 18 /8s, 27 /16s and 101 /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,
                        53/8,  57/8,  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:                   49954
    Total LACNIC prefixes after maximum aggregation:              15345
    LACNIC Deaggregation factor:                                   3.26
Prefixes being announced from the LACNIC address blocks:          48740
    Unique aggregates announced from the LACNIC address blocks:   23602
LACNIC Region origin ASes present in the Internet Routing Table:   4558
    LACNIC Prefixes per ASN:                                      10.69
LACNIC Region origin ASes announcing only one prefix:              1525
LACNIC Region transit ASes present in the Internet Routing Table:   966
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3629
Number of LACNIC addresses announced to Internet:              98822720
    Equivalent to 5 /8s, 227 /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:                  10484
    Total AfriNIC prefixes after maximum aggregation:              3001
    AfriNIC Deaggregation factor:                                  3.49
Prefixes being announced from the AfriNIC address blocks:         13513
    Unique aggregates announced from the AfriNIC address blocks:   6854
AfriNIC Region origin ASes present in the Internet Routing Table:   307
    AfriNIC Prefixes per ASN:                                     44.02
AfriNIC Region origin ASes announcing only one prefix:              133
AfriNIC Region transit ASes present in the Internet Routing Table:   87
Average AfriNIC Region AS path length visible:                      6.5
    Max AfriNIC Region AS path length visible:                       38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  160
Number of AfriNIC addresses announced to Internet:             39853312
    Equivalent to 2 /8s, 96 /16s and 29 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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        9913       8753      86  CHINAMOBILE-CN China Mobile Communication
 56046        1564        803     179  CMNET-JIANGSU-AP China Mobile communicati
 56047        1503        192      52  CMNET-HUNAN-AP China Mobile communication
 56041        1495        714      78  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         828        177      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         777        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         642       2202     464  SINET-AS Research Organization of Informa
 17676         518       9871     160  GIGAINFRA SoftBank Corp., JP
 17561         502         32     278  LCS-AS-AP LARUS Limited, HK
 55410         501         54     165  VIL-AS-AP Vodafone Idea Ltd, IN

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       12596      38864    3293  AMAZON-02, US
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        2922      23363    1968  ATT-INTERNET4, US
   367        2531       3016    1208  DNIC-ASBLK-00306-00371, US
 22773        2466       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2298        164    1407  USDA-1, US
 36352        1969        169     850  AS-COLOCROSSING, US
 11776        1886        257     219  ATLANTICBB-JOHNSTOWN, US
  6167        1747       3403     441  CELLCO-PART, US
   209        1666       4895     293  CENTURYLINK-US-LEGACY-QWEST, 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        1872        126      49  ALJAWWALSTC-AS, SA
 20940        1266         99    1018  AKAMAI-ASN1, NL
  3215         888       4814     286  France Telecom - Orange, FR
  3257         796       2073     696  GTT-BACKBONE GTT, US
  8452         668       1842      17  TE-AS TE-AS, EG
 25019         605       1007     132  SAUDINETSTC-AS, SA
  8376         587         55      26  Jordan Data Communications, JO
  3320         577       8321     489  DTAG Internet service provider operations
 51167         566        112     249  CONTABO, DE
 62240         509         36     345  CLOUVIDER Clouvider - Global ASN, 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        5634       1570     798  UNINET, MX
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 10620        1688        252    1198  Telmex Colombia S.A., CO
  3816        1327        777     209  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1115        371      22  Telefonica del Peru S.A.A., PE
 26615        1003       2503      53  TIM SA, BR
 18881         870       1128      28  TELEFONICA BRASIL S.A, BR
 27651         722        106      49  ENTEL CHILE S.A., CL
 28006         650         77     295  CORPORACION NACIONAL DE TELECOMUNICACIONE
 13999         565         94     242  Mega Cable, S.A. de C.V., MX

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        1552        389      18  LINKdotNET-AS, EG
 20011         967        179     271  INTERNET-SOLUTIONS, ZA
 29571         781         62     365  ORANGE-COTE-IVOIRE, CI
 24835         768        368     132  RAYA-AS, EG
 37069         666       1031      15  MOBINIL, EG
 36992         606       1040     255  ETISALAT-MISR, EG
 36935         546        119     166  Vodafone-, EG
 36914         545         82       3  KENET-AS, KE
 36903         447        210     308  MT-MPLS, MA
  2018         380        319      71  TENET-1, ZA

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       12596      38864    3293  AMAZON-02, US
  9808        9913       8753      86  CHINAMOBILE-CN China Mobile Communication
  8151        5634       1570     798  UNINET, MX
   749        3261      54895    2508  DNIC-AS-00749, US
  7018        2922      23363    1968  ATT-INTERNET4, US
   367        2531       3016    1208  DNIC-ASBLK-00306-00371, US
 22773        2466       2081     708  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2298        164    1407  USDA-1, US
 11830        1995        369      64  Instituto Costarricense de Electricidad y
 36352        1969        169     850  AS-COLOCROSSING, US

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        9913         9827  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5634         4836  UNINET, MX
 11830        1995         1931  Instituto Costarricense de Electricidad y Telec
 39891        1872         1823  ALJAWWALSTC-AS, SA
 22773        2466         1758  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1886         1667  ATLANTICBB-JOHNSTOWN, US
 24863        1552         1534  LINKdotNET-AS, EG
 56047        1503         1451  CMNET-HUNAN-AP China Mobile communications corp
 56041        1495         1417  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1564         1385  CMNET-JIANGSU-AP China Mobile communications co

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
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
     53966  UNALLOCATED  8.39.98.0/24              3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
     22542  UNALLOCATED  8.42.195.0/24             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
    396831  UNALLOCATED  12.23.198.0/24            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
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, US
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

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      /10:34      /11:40      /12:150     
/13:211     /14:564     /15:1116    /16:7651    /17:3412    /18:4100    
/19:7448    /20:12240   /21:14894   /22:27665   /23:27575   /24:150971  
/25:43      /26:68      /27:36      /28:17      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3030        5634  UNINET, MX
 16509        2257       12596  AMAZON-02, US
 22773        1867        2466  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1693        1995  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1271        2922  ATT-INTERNET4, US
 39891        1017        1872  ALJAWWALSTC-AS, SA
   209         946        1666  CENTURYLINK-US-LEGACY-QWEST, US
 10620         941        1688  Telmex Colombia S.A., CO
 19901         901        1095  BRSPD-PUBLIC, US
 11776         894        1886  ATLANTICBB-JOHNSTOWN, US

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

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

   1:59        2:496       3:535       4:5         5:812       6:152    
   7:5         8:663      11:171      12:978      13:299      14:113    
  15:294      16:234      17:5        18:873      20:166      21:4      
  22:188      23:2319     24:694      27:35       29:19       31:416    
  32:19       34:7        35:100      36:1217     37:554      38:1993   
  39:526      40:52       41:981      42:221      43:174      44:31     
  45:3929     46:918      47:89       49:20       50:362      51:373    
  52:1387     54:286      55:1031     56:8        57:16       58:31     
  59:27       60:16       61:77       62:526      63:769      64:1740   
  65:1097     66:1506     67:923      68:485      69:1140     70:299    
  71:203      72:580      74:891      75:432      76:254      77:375    
  78:304      79:286      80:319      81:367      82:345      83:202    
  84:341      85:504      86:223      87:218      88:266      89:804    
  90:96       91:1049     92:628      93:460      94:830      95:532    
  96:218      97:62       98:430      99:162     100:36      101:29     
 102:353     103:947     104:1076    105:125     106:39      107:1409   
 108:481     109:382     110:31      111:1882    112:449     113:40     
 114:52      115:26      116:52      117:995     118:214     119:138    
 120:1153    121:41      122:137     123:170     124:54      125:20     
 128:450     129:298     130:649     131:912     132:563     133:211    
 134:470     135:114     136:578     137:562     138:1022    139:395    
 140:685     141:456     142:913     143:670     144:410     145:89     
 146:638     147:480     148:733     149:640     150:363     151:691    
 152:681     153:134     154:1396    155:761     156:1326    157:362    
 158:484     159:671     160:705     161:593     162:919     163:393    
 164:750     165:818     166:605     167:638     168:1513    169:155    
 170:1620    171:102     172:1156    173:787     174:229     175:44     
 176:409     177:1222    178:475     179:857     180:74      181:1903   
 182:74      183:867     184:448     185:3309    186:2337    187:1176   
 188:797     189:1475    190:5063    191:520     192:4920    193:1852   
 194:1310    195:962     196:744     197:1655    198:2584    199:4586   
 200:3912    201:3256    202:1040    203:679     204:2059    205:2006   
 206:1611    207:1456    208:1276    209:1924    210:312     211:426    
 212:1029    213:798     214:1011    215:42      216:2442    217:449    
 218:524     219:22      220:29      221:301     222:30      223:707    


End of report


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