[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 16 20:16:55 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 16 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:                              241032
    Prefixes after maximum aggregation (per Origin AS):          107231
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      127702
    Number of IPv4 prefixes with a valid ROA:                    102276
    Number of IPv4 prefixes with an invalid ROA:                     26
    Number of IPv4 prefixes with no ROA:                         138730
Total ASes present in the Internet Routing Table:                 19856
    Prefixes per ASN:                                             12.14
Origin-only ASes present in the Internet Routing Table:           17100
Origin ASes announcing only one prefix:                            7703
Transit ASes present in the Internet Routing Table:                2756
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:       5.7
    Max AS path length visible:                                      27
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               316
    Number of instances of unregistered ASNs:                       317
Number of 32-bit ASNs allocated by the RIRs:                      45383
Number of 32-bit ASNs visible in the Routing Table:                7677
Prefixes from 32-bit ASNs in the Routing Table:                   26862
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:            165
Number of addresses announced to Internet:                   1502357693
    Equivalent to 89 /8s, 140 /16s and 40 /24s
    Percentage of available address space announced:               40.6
    Percentage of allocated address space announced:               40.6
    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:       75044

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

Prefixes being announced by APNIC Region ASes:                    31982
    Total APNIC prefixes after maximum aggregation:                8066
    APNIC Deaggregation factor:                                    3.97
Prefixes being announced from the APNIC address blocks:           31369
    Unique aggregates announced from the APNIC address blocks:     9367
APNIC Region origin ASes present in the Internet Routing Table:    1267
    APNIC Prefixes per ASN:                                       24.76
APNIC Region origin ASes announcing only one prefix:                510
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:    572
Number of APNIC addresses announced to Internet:              202204524
    Equivalent to 12 /8s, 13 /16s and 101 /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:                    110039
    Total ARIN prefixes after maximum aggregation:                58836
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           108659
    Unique aggregates announced from the ARIN address blocks:     60175
ARIN Region origin ASes present in the Internet Routing Table:     8862
    ARIN Prefixes per ASN:                                        12.26
ARIN Region origin ASes announcing only one prefix:                3715
ARIN Region transit ASes present in the Internet Routing Table:     790
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:    1925
Number of ARIN addresses announced to Internet:               871624833
    Equivalent to 51 /8s, 243 /16s and 240 /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:                     45687
    Total RIPE prefixes after maximum aggregation:                24029
    RIPE Deaggregation factor:                                     1.90
Prefixes being announced from the RIPE address blocks:            46789
    Unique aggregates announced from the RIPE address blocks:     33191
RIPE Region origin ASes present in the Internet Routing Table:     4422
    RIPE Prefixes per ASN:                                        10.58
RIPE Region origin ASes announcing only one prefix:                1907
RIPE Region transit ASes present in the Internet Routing Table:     651
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          22
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1727
Number of RIPE addresses announced to Internet:               296269264
    Equivalent to 17 /8s, 168 /16s and 181 /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:                   43991
    Total LACNIC prefixes after maximum aggregation:              13370
    LACNIC Deaggregation factor:                                   3.29
Prefixes being announced from the LACNIC address blocks:          43406
    Unique aggregates announced from the LACNIC address blocks:   20317
LACNIC Region origin ASes present in the Internet Routing Table:   4224
    LACNIC Prefixes per ASN:                                      10.28
LACNIC Region origin ASes announcing only one prefix:              1482
LACNIC Region transit ASes present in the Internet Routing Table:   895
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:  3338
Number of LACNIC addresses announced to Internet:              93662464
    Equivalent to 5 /8s, 149 /16s and 45 /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:                   9017
    Total AfriNIC prefixes after maximum aggregation:              2713
    AfriNIC Deaggregation factor:                                  3.32
Prefixes being announced from the AfriNIC address blocks:         10644
    Unique aggregates announced from the AfriNIC address blocks:   4514
AfriNIC Region origin ASes present in the Internet Routing Table:   233
    AfriNIC Prefixes per ASN:                                     45.68
AfriNIC Region origin ASes announcing only one prefix:               89
AfriNIC Region transit ASes present in the Internet Routing Table:   73
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  115
Number of AfriNIC addresses announced to Internet:             38511360
    Equivalent to 2 /8s, 75 /16s and 163 /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        9755       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1545        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1511        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         597       2169     464  SINET-AS Research Organization of Informa
 17676         560      10607     150  GIGAINFRA SoftBank Corp., JP
 24445         480        497      68  CMNET-V4HENAN-AS-AP Henan Mobile Communic
 56040         473        489     113  CMNET-GUANGDONG-AP China Mobile communica

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       10710      11804    3747  AMAZON-02, US
   749        3488      55082    2711  DNIC-AS-00749, US
  7018        3078      23684    1927  ATT-INTERNET4, US
   367        2520       3021    1179  DNIC-ASBLK-00306-00371, US
 22773        2456       2077     703  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2105        135    1361  USDA-1, US
  6167        1803       3401     433  CELLCO-PART, US
   209        1688       4897     306  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1594        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1390       1047     108  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        1327        106    1069  AKAMAI-ASN1, NL
  3215         889       4814     291  France Telecom - Orange, FR
  3257         816       2075     706  GTT-BACKBONE GTT, US
  8452         693       1841      11  TE-AS TE-AS, EG
  8376         671         57      27  Jordan Data Communications, JO
  3320         556       8318     472  DTAG Internet service provider operations
 51167         556        108     243  CONTABO, DE
 61317         485         33     434  ASDETUK www.heficed.com, US
212238         483         35     426  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        5823       1616     704  UNINET, MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 10620        1338        193    1009  Telmex Colombia S.A., CO
  3816        1322        782     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1104        369      22  Telefonica del Peru S.A.A., PE
 26615        1041       2503      53  TIM SA, BR
 18881         857       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     291  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         616         85      62  ENTEL CHILE S.A., CL
 26599         533       2884      68  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        1381        389      16  LINKdotNET-AS, EG
 29571         980         69     300  ORANGE-COTE-IVOIRE, CI
 36935         628        122     171  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         525         82       3  KENET-AS, KE
 24835         489        327     181  RAYA-AS, EG
 37069         441       1052      10  MOBINIL, EG
 20011         377         41     215  INTERNET-SOLUTIONS, ZA
  2018         365        319      71  TENET-1, ZA
 36903         346        154     262  MT-MPLS, MA

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       10710      11804    3747  AMAZON-02, US
  9808        9755       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5823       1616     704  UNINET, MX
   749        3488      55082    2711  DNIC-AS-00749, US
 39891        3143        191      62  ALJAWWALSTC-AS, SA
  7018        3078      23684    1927  ATT-INTERNET4, US
   367        2520       3021    1179  DNIC-ASBLK-00306-00371, US
 22773        2456       2077     703  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2105        135    1361  USDA-1, US
 11830        2009        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        9755         9680  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5823         5119  UNINET, MX
 39891        3143         3081  ALJAWWALSTC-AS, SA
 11830        2009         1945  Instituto Costarricense de Electricidad y Telec
 22773        2456         1753  ASN-CXA-ALL-CCI-22773-RDC, US
 56047        1511         1462  CMNET-HUNAN-AP China Mobile communications corp
 56041        1482         1407  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1688         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1545         1373  CMNET-JIANGSU-AP China Mobile communications co
  6167        1803         1370  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
23.164.153.0/24      Origin:    215051  IPV4GUARD, DE
23.164.153.0/24     Transit:    202673  OHZ, ES
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      /10:29      /11:40      /12:138     
/13:196     /14:525     /15:1035    /16:7095    /17:3327    /18:3855    
/19:7311    /20:11427   /21:14351   /22:25810   /23:26079   /24:139613  
/25:38      /26:55      /27:35      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3079        5823  UNINET, MX
 39891        2261        3143  ALJAWWALSTC-AS, SA
 16509        2165       10710  AMAZON-02, US
 22773        1856        2456  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1706        2009  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1370        3078  ATT-INTERNET4, US
   209         954        1688  CENTURYLINK-US-LEGACY-QWEST, US
  6167         871        1803  CELLCO-PART, US
 19901         831         981  BRSPD-PUBLIC, US
 10620         791        1338  Telmex Colombia S.A., CO

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

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

   1:41        2:478       3:466       4:5         5:1057      6:148    
   7:5         8:677      11:171      12:1019     13:318      14:104    
  15:291      16:226      17:6        18:852      20:97       21:4      
  22:188      23:2075     24:626      27:36       29:19       31:309    
  32:26       34:10       35:71       36:1198     37:697      38:1260   
  39:539      40:53       41:1059     42:163      43:206      44:38     
  45:3592     46:759      47:96       49:31       50:347      51:370    
  52:1365     54:274      55:822      56:8        57:17       58:33     
  59:30       60:16       61:52       62:466      63:780      64:1670   
  65:1022     66:1430     67:846      68:495      69:991      70:302    
  71:206      72:554      74:878      75:422      76:211      77:357    
  78:589      79:246      80:290      81:342      82:299      83:169    
  84:327      85:500      86:209      87:186      88:217      89:814    
  90:93       91:934      92:590      93:791      94:583      95:629    
  96:198      97:57       98:455      99:162     100:12      101:23     
 102:293     103:1340    104:820     105:134     106:13      107:772    
 108:427     109:377     110:25      111:1847    112:450     113:38     
 114:43      115:29      116:40      117:962     118:174     119:116    
 120:1106    121:37      122:154     123:157     124:74      125:16     
 128:412     129:314     130:628     131:915     132:579     133:195    
 134:464     135:104     136:476     137:538     138:969     139:393    
 140:644     141:436     142:842     143:719     144:404     145:81     
 146:601     147:446     148:694     149:606     150:313     151:603    
 152:634     153:137     154:553     155:739     156:692     157:368    
 158:429     159:634     160:849     161:665     162:814     163:372    
 164:736     165:759     166:595     167:646     168:1175    169:128    
 170:1543    171:101     172:1054    173:755     174:221     175:44     
 176:357     177:1200    178:445     179:776     180:64      181:1497   
 182:46      183:834     184:440     185:2955    186:1899    187:1102   
 188:666     189:1396    190:3889    191:402     192:4671    193:1778   
 194:1298    195:897     196:667     197:1099    198:2402    199:4405   
 200:3428    201:3200    202:1138    203:685     204:2067    205:1911   
 206:1531    207:1390    208:1161    209:1720    210:362     211:466    
 212:968     213:752     214:1023    215:56      216:2272    217:406    
 218:525     219:22      220:187     221:300     222:21      223:679    


End of report


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