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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Nov 17 20:16:59 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 17 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:                              253116
    Prefixes after maximum aggregation (per Origin AS):          112412
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      136556
    Number of IPv4 prefixes with a valid ROA:                    111228
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         141865
Total ASes present in the Internet Routing Table:                 20258
    Prefixes per ASN:                                             12.49
Origin-only ASes present in the Internet Routing Table:           17409
Origin ASes announcing only one prefix:                            7809
Transit ASes present in the Internet Routing Table:                2849
Transit-only ASes present in the Internet Routing Table:            732
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:               334
    Number of instances of unregistered ASNs:                       335
Number of 32-bit ASNs allocated by the RIRs:                      45857
Number of 32-bit ASNs visible in the Routing Table:                7893
Prefixes from 32-bit ASNs in the Routing Table:                   29202
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:                   1486256637
    Equivalent to 88 /8s, 150 /16s and 121 /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:       81015

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

Prefixes being announced by APNIC Region ASes:                    31502
    Total APNIC prefixes after maximum aggregation:                7598
    APNIC Deaggregation factor:                                    4.15
Prefixes being announced from the APNIC address blocks:           30824
    Unique aggregates announced from the APNIC address blocks:     8650
APNIC Region origin ASes present in the Internet Routing Table:    1177
    APNIC Prefixes per ASN:                                       26.19
APNIC Region origin ASes announcing only one prefix:                469
APNIC Region transit ASes present in the Internet Routing Table:    215
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:    511
Number of APNIC addresses announced to Internet:              173328492
    Equivalent to 10 /8s, 84 /16s and 200 /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:                    114312
    Total ARIN prefixes after maximum aggregation:                60980
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           113203
    Unique aggregates announced from the ARIN address blocks:     64120
ARIN Region origin ASes present in the Internet Routing Table:     9005
    ARIN Prefixes per ASN:                                        12.57
ARIN Region origin ASes announcing only one prefix:                3750
ARIN Region transit ASes present in the Internet Routing Table:     836
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:    2012
Number of ARIN addresses announced to Internet:               872739713
    Equivalent to 52 /8s, 4 /16s and 243 /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:                     48357
    Total RIPE prefixes after maximum aggregation:                25685
    RIPE Deaggregation factor:                                     1.88
Prefixes being announced from the RIPE address blocks:            49457
    Unique aggregates announced from the RIPE address blocks:     35121
RIPE Region origin ASes present in the Internet Routing Table:     4601
    RIPE Prefixes per ASN:                                        10.75
RIPE Region origin ASes announcing only one prefix:                1983
RIPE Region transit ASes present in the Internet Routing Table:     681
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:    1822
Number of RIPE addresses announced to Internet:               300805072
    Equivalent to 17 /8s, 237 /16s and 235 /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:                   49235
    Total LACNIC prefixes after maximum aggregation:              14912
    LACNIC Deaggregation factor:                                   3.30
Prefixes being announced from the LACNIC address blocks:          48076
    Unique aggregates announced from the LACNIC address blocks:   23242
LACNIC Region origin ASes present in the Internet Routing Table:   4313
    LACNIC Prefixes per ASN:                                      11.15
LACNIC Region origin ASes announcing only one prefix:              1482
LACNIC Region transit ASes present in the Internet Routing Table:   901
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:  3400
Number of LACNIC addresses announced to Internet:              99535168
    Equivalent to 5 /8s, 238 /16s and 201 /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:                   9376
    Total AfriNIC prefixes after maximum aggregation:              3012
    AfriNIC Deaggregation factor:                                  3.11
Prefixes being announced from the AfriNIC address blocks:         11415
    Unique aggregates announced from the AfriNIC address blocks:   5304
AfriNIC Region origin ASes present in the Internet Routing Table:   295
    AfriNIC Prefixes per ASN:                                     38.69
AfriNIC Region origin ASes announcing only one prefix:              125
AfriNIC Region transit ASes present in the Internet Routing Table:   80
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:  148
Number of AfriNIC addresses announced to Internet:             39785216
    Equivalent to 2 /8s, 95 /16s and 19 /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        9851       8752      83  CHINAMOBILE-CN China Mobile Communication
 56046        1555        804     183  CMNET-JIANGSU-AP China Mobile communicati
 56047        1508        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         529       9935     162  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       11014      11956    3875  AMAZON-02, US
   749        3262      54895    2509  DNIC-AS-00749, US
  7018        3176      23660    2015  ATT-INTERNET4, US
   367        2473       3008    1149  DNIC-ASBLK-00306-00371, US
 22773        2472       2083     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2219        150    1376  USDA-1, US
 11776        1874        256     220  ATLANTICBB-JOHNSTOWN, US
  6167        1800       3410     441  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        3197        194      63  ALJAWWALSTC-AS, SA
 20940        1311        102    1059  AKAMAI-ASN1, NL
  3215         889       4814     288  France Telecom - Orange, FR
  3257         800       2073     695  GTT-BACKBONE GTT, US
  8452         695       1760     135  TE-AS TE-AS, EG
  8376         647         59      33  Jordan Data Communications, JO
 25019         590       1001     135  SAUDINETSTC-AS, SA
  3320         577       8322     488  DTAG Internet service provider operations
 51167         560        110     246  CONTABO, DE
212238         547         40     488  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        5934       1697     935  UNINET, MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 10620        1747        260    1227  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        1017       2503      53  TIM SA, BR
 18881         864       1128      28  TELEFONICA BRASIL S.A, BR
 28006         646         77     295  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         626         86      51  ENTEL CHILE S.A., CL
 26599         544       2850      75  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        1413        389      16  LINKdotNET-AS, EG
 29571         702         57     309  ORANGE-COTE-IVOIRE, CI
 24835         613        336     188  RAYA-AS, EG
 36992         581        968     267  ETISALAT-MISR, EG
 36935         566        125     174  Vodafone-, EG
 20011         565        139     330  INTERNET-SOLUTIONS, ZA
 36914         542         82       3  KENET-AS, KE
 37069         519       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       11014      11956    3875  AMAZON-02, US
  9808        9851       8752      83  CHINAMOBILE-CN China Mobile Communication
  8151        5934       1697     935  UNINET, MX
   749        3262      54895    2509  DNIC-AS-00749, US
 39891        3197        194      63  ALJAWWALSTC-AS, SA
  7018        3176      23660    2015  ATT-INTERNET4, US
   367        2473       3008    1149  DNIC-ASBLK-00306-00371, US
 22773        2472       2083     711  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2219        150    1376  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        9851         9768  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5934         4999  UNINET, MX
 39891        3197         3134  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        1508         1459  CMNET-HUNAN-AP China Mobile communications corp
 56041        1489         1413  CMNET-ZHEJIANG-AP China Mobile communications c
 24863        1413         1397  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     /14:523     /15:1021    /16:6826    /17:3382    /18:4036    
/19:7461    /20:12079   /21:14820   /22:27018   /23:27356   /24:147965  
/25:53      /26:72      /27:35      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3113        5934  UNINET, MX
 39891        2313        3197  ALJAWWALSTC-AS, SA
 16509        2255       11014  AMAZON-02, US
 22773        1868        2472  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1703        2005  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1419        3176  ATT-INTERNET4, US
 10620         983        1747  Telmex Colombia S.A., CO
   209         949        1671  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1874  ATLANTICBB-JOHNSTOWN, US
 19901         879        1043  BRSPD-PUBLIC, US

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

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

   1:63        2:525       3:511       4:5         5:1085      6:153    
   7:5         8:670      11:171      12:1006     13:308      14:116    
  15:293      16:234      17:5        18:875      20:113      21:4      
  22:188      23:2170     24:639      27:36       29:19       31:410    
  32:19       34:9        35:80       36:1205     37:675      38:1678   
  39:536      40:53       41:1003     42:219      43:208      44:33     
  45:3757     46:830      47:94       49:35       50:352      51:365    
  52:1404     54:274      55:974      56:8        57:17       58:29     
  59:29       60:16       61:64       62:516      63:771      64:1733   
  65:1114     66:1538     67:934      68:521      69:1103     70:301    
  71:202      72:576      74:909      75:416      76:239      77:366    
  78:601      79:278      80:327      81:396      82:331      83:192    
  84:334      85:481      86:225      87:209      88:247      89:815    
  90:100      91:1000     92:612      93:862      94:788      95:693    
  96:206      97:50       98:522      99:164     100:27      101:47     
 102:340     103:1163    104:968     105:78      106:55      107:941    
 108:452     109:396     110:42      111:1865    112:469     113:45     
 114:57      115:19      116:51      117:980     118:167     119:132    
 120:1133    121:43      122:148     123:154     124:65      125:22     
 128:419     129:325     130:669     131:947     132:576     133:207    
 134:451     135:107     136:502     137:583     138:1019    139:400    
 140:669     141:442     142:924     143:712     144:414     145:83     
 146:626     147:507     148:712     149:617     150:312     151:624    
 152:660     153:136     154:662     155:750     156:812     157:374    
 158:502     159:641     160:717     161:634     162:868     163:380    
 164:740     165:808     166:603     167:644     168:1519    169:139    
 170:1550    171:104     172:1122    173:761     174:291     175:62     
 176:364     177:1131    178:457     179:830     180:70      181:1863   
 182:56      183:845     184:446     185:3115    186:2363    187:1087   
 188:798     189:1467    190:5022    191:487     192:4858    193:1861   
 194:1315    195:921     196:769     197:1261    198:2451    199:4575   
 200:3938    201:3234    202:1106    203:695     204:2106    205:1988   
 206:1585    207:1391    208:1258    209:1839    210:322     211:426    
 212:959     213:765     214:1009    215:41      216:2382    217:478    
 218:519     219:22      220:31      221:301     222:28      223:703    


End of report


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