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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Nov 19 20:17:03 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 19 Nov, 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:                              253197
    Prefixes after maximum aggregation (per Origin AS):          112361
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      136650
    Number of IPv4 prefixes with a valid ROA:                    111449
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         141725
Total ASes present in the Internet Routing Table:                 20264
    Prefixes per ASN:                                             12.49
Origin-only ASes present in the Internet Routing Table:           17413
Origin ASes announcing only one prefix:                            7822
Transit ASes present in the Internet Routing Table:                2851
Transit-only ASes present in the Internet Routing Table:            734
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:                                      27
    Max AS path prepend of ASN (265990)                              21
Prefixes from unregistered ASNs in the Routing Table:               320
    Number of instances of unregistered ASNs:                       321
Number of 32-bit ASNs allocated by the RIRs:                      45858
Number of 32-bit ASNs visible in the Routing Table:                7847
Prefixes from 32-bit ASNs in the Routing Table:                   29244
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:            141
Number of addresses announced to Internet:                   1485810621
    Equivalent to 88 /8s, 143 /16s and 171 /24s
    Percentage of available address space announced:               40.1
    Percentage of allocated address space announced:               40.1
    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:       81648

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

Prefixes being announced by APNIC Region ASes:                    31157
    Total APNIC prefixes after maximum aggregation:                7414
    APNIC Deaggregation factor:                                    4.20
Prefixes being announced from the APNIC address blocks:           30472
    Unique aggregates announced from the APNIC address blocks:     8317
APNIC Region origin ASes present in the Internet Routing Table:    1139
    APNIC Prefixes per ASN:                                       26.75
APNIC Region origin ASes announcing only one prefix:                449
APNIC Region transit ASes present in the Internet Routing Table:    207
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:    480
Number of APNIC addresses announced to Internet:              172884076
    Equivalent to 10 /8s, 78 /16s and 0 /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:                    114053
    Total ARIN prefixes after maximum aggregation:                60892
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           112959
    Unique aggregates announced from the ARIN address blocks:     63971
ARIN Region origin ASes present in the Internet Routing Table:     8999
    ARIN Prefixes per ASN:                                        12.55
ARIN Region origin ASes announcing only one prefix:                3761
ARIN Region transit ASes present in the Internet Routing Table:     834
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:    2005
Number of ARIN addresses announced to Internet:               872708481
    Equivalent to 52 /8s, 4 /16s and 121 /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:                     49388
    Total RIPE prefixes after maximum aggregation:                26038
    RIPE Deaggregation factor:                                     1.90
Prefixes being announced from the RIPE address blocks:            50459
    Unique aggregates announced from the RIPE address blocks:     35768
RIPE Region origin ASes present in the Internet Routing Table:     4697
    RIPE Prefixes per ASN:                                        10.74
RIPE Region origin ASes announcing only one prefix:                2017
RIPE Region transit ASes present in the Internet Routing Table:     701
Average RIPE Region AS path length visible:                         5.8
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1852
Number of RIPE addresses announced to Internet:               301004752
    Equivalent to 17 /8s, 240 /16s and 247 /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:                   48902
    Total LACNIC prefixes after maximum aggregation:              14815
    LACNIC Deaggregation factor:                                   3.30
Prefixes being announced from the LACNIC address blocks:          47726
    Unique aggregates announced from the LACNIC address blocks:   23118
LACNIC Region origin ASes present in the Internet Routing Table:   4269
    LACNIC Prefixes per ASN:                                      11.18
LACNIC Region origin ASes announcing only one prefix:              1470
LACNIC Region transit ASes present in the Internet Routing Table:   883
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:  3365
Number of LACNIC addresses announced to Internet:              99294976
    Equivalent to 5 /8s, 235 /16s and 31 /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:                   9377
    Total AfriNIC prefixes after maximum aggregation:              2979
    AfriNIC Deaggregation factor:                                  3.15
Prefixes being announced from the AfriNIC address blocks:         11440
    Unique aggregates announced from the AfriNIC address blocks:   5357
AfriNIC Region origin ASes present in the Internet Routing Table:   293
    AfriNIC Prefixes per ASN:                                     39.04
AfriNIC Region origin ASes announcing only one prefix:              125
AfriNIC Region transit ASes present in the Internet Routing Table:   79
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  145
Number of AfriNIC addresses announced to Internet:             39855360
    Equivalent to 2 /8s, 96 /16s and 37 /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        9854       8752      83  CHINAMOBILE-CN China Mobile Communication
 56046        1555        804     183  CMNET-JIANGSU-AP China Mobile communicati
 56047        1505        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1489        714      76  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         806        176      47  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         778        501      74  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 17676         526       9903     161  GIGAINFRA SoftBank Corp., JP
 56040         487        489     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         482        497      69  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       11048      11959    3892  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3005      23648    1915  ATT-INTERNET4, US
   367        2493       3022    1174  DNIC-ASBLK-00306-00371, US
 22773        2472       2083     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2215        150    1377  USDA-1, US
 11776        1874        256     220  ATLANTICBB-JOHNSTOWN, US
  6167        1778       3406     434  CELLCO-PART, US
   209        1671       4895     296  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1405       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        3205        195      65  ALJAWWALSTC-AS, SA
 20940        1329        103    1067  AKAMAI-ASN1, NL
  3215         887       4814     288  France Telecom - Orange, FR
  3257         798       2072     693  GTT-BACKBONE GTT, US
  8452         691       1760     135  TE-AS TE-AS, EG
  8376         655         59      31  Jordan Data Communications, JO
 25019         591       1001     135  SAUDINETSTC-AS, SA
  3320         576       8321     487  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE
212238         549         40     489  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        5901       1686     926  UNINET, MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 10620        1746        260    1226  Telmex Colombia S.A., CO
  3816        1323        781     202  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1118        371      22  Telefonica del Peru S.A.A., PE
 26615        1018       2503      53  TIM SA, BR
 18881         870       1128      28  TELEFONICA BRASIL S.A, BR
 28006         645         77     296  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         625         86      51  ENTEL CHILE S.A., CL
 26599         540       2829      76  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        1408        389      16  LINKdotNET-AS, EG
 24835         758        368     181  RAYA-AS, EG
 36992         581        968     267  ETISALAT-MISR, EG
 29571         575         51     280  ORANGE-COTE-IVOIRE, CI
 36935         566        125     174  Vodafone-, EG
 20011         565        139     330  INTERNET-SOLUTIONS, ZA
 36914         544         82       3  KENET-AS, KE
 37069         504       1051      15  MOBINIL, EG
  2018         380        319      71  TENET-1, ZA
 37693         335        597      42  TUNISIANA, TN

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       11048      11959    3892  AMAZON-02, US
  9808        9854       8752      83  CHINAMOBILE-CN China Mobile Communication
  8151        5901       1686     926  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
 39891        3205        195      65  ALJAWWALSTC-AS, SA
  7018        3005      23648    1915  ATT-INTERNET4, US
   367        2493       3022    1174  DNIC-ASBLK-00306-00371, US
 22773        2472       2083     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2215        150    1377  USDA-1, US
 11830        2005        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        9854         9771  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5901         4975  UNINET, MX
 39891        3205         3140  ALJAWWALSTC-AS, SA
 11830        2005         1941  Instituto Costarricense de Electricidad y Telec
 22773        2472         1761  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1874         1654  ATLANTICBB-JOHNSTOWN, US
 56047        1505         1456  CMNET-HUNAN-AP China Mobile communications corp
 56041        1489         1413  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1408         1392  LINKdotNET-AS, EG
   209        1671         1375  CENTURYLINK-US-LEGACY-QWEST, 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
     53966  UNALLOCATED  8.39.98.0/24              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
    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
23.154.248.0/24      Origin:     54641  IMH-IAD, US
23.154.248.0/24     Transit:      3356  LEVEL3, US
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

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      /11:38      /12:137     
/13:194     /14:522     /15:1020    /16:6822    /17:3379    /18:4051    
/19:7432    /20:12139   /21:14814   /22:27191   /23:27343   /24:147930  
/25:30      /26:26      /27:29      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3101        5901  UNINET, MX
 39891        2321        3205  ALJAWWALSTC-AS, SA
 16509        2258       11048  AMAZON-02, US
 22773        1868        2472  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1703        2005  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1366        3005  ATT-INTERNET4, US
 10620         982        1746  Telmex Colombia S.A., CO
   209         949        1671  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1874  ATLANTICBB-JOHNSTOWN, US
 19901         882        1049  BRSPD-PUBLIC, US

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

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

   1:62        2:521       3:512       4:5         5:1067      6:153    
   7:5         8:671      11:171      12:1006     13:305      14:116    
  15:294      16:234      17:5        18:875      20:118      21:4      
  22:188      23:2166     24:642      27:36       29:19       31:425    
  32:19       34:9        35:95       36:1204     37:674      38:1642   
  39:537      40:53       41:969      42:218      43:181      44:31     
  45:3729     46:988      47:94       49:35       50:364      51:368    
  52:1407     54:274      55:977      56:8        57:17       58:31     
  59:30       60:16       61:56       62:524      63:773      64:1718   
  65:1117     66:1535     67:937      68:520      69:1087     70:301    
  71:202      72:578      74:897      75:416      76:239      77:425    
  78:613      79:279      80:334      81:421      82:360      83:195    
  84:334      85:547      86:222      87:214      88:247      89:823    
  90:100      91:1022     92:627      93:861      94:792      95:706    
  96:203      97:50       98:523      99:164     100:27      101:42     
 102:343     103:994     104:967     105:78      106:52      107:941    
 108:447     109:426     110:42      111:1868    112:469     113:42     
 114:55      115:15      116:51      117:980     118:167     119:132    
 120:1133    121:43      122:139     123:153     124:62      125:21     
 128:419     129:326     130:661     131:941     132:579     133:207    
 134:463     135:107     136:502     137:587     138:1010    139:401    
 140:670     141:442     142:926     143:717     144:410     145:84     
 146:628     147:491     148:702     149:608     150:313     151:623    
 152:652     153:136     154:646     155:753     156:808     157:377    
 158:473     159:641     160:637     161:635     162:879     163:378    
 164:745     165:806     166:600     167:636     168:1507    169:140    
 170:1549    171:104     172:1123    173:771     174:288     175:60     
 176:390     177:1138    178:509     179:830     180:68      181:1863   
 182:57      183:845     184:447     185:3314    186:2333    187:1088   
 188:785     189:1449    190:5041    191:504     192:4836    193:1861   
 194:1317    195:942     196:766     197:1260    198:2445    199:4568   
 200:3753    201:3245    202:1094    203:693     204:2105    205:1969   
 206:1570    207:1384    208:1260    209:1823    210:322     211:427    
 212:965     213:761     214:1013    215:41      216:2396    217:477    
 218:519     219:21      220:31      221:301     222:19      223:703    


End of report


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