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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Sep 15 20:16:51 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 15 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:                              239657
    Prefixes after maximum aggregation (per Origin AS):          107241
    Deaggregation factor:                                          2.23
    Unique aggregates announced (without unneeded subnets):      127558
    Number of IPv4 prefixes with a valid ROA:                    100923
    Number of IPv4 prefixes with an invalid ROA:                     26
    Number of IPv4 prefixes with no ROA:                         138708
Total ASes present in the Internet Routing Table:                 19886
    Prefixes per ASN:                                             12.05
Origin-only ASes present in the Internet Routing Table:           17124
Origin ASes announcing only one prefix:                            7716
Transit ASes present in the Internet Routing Table:                2762
Transit-only ASes present in the Internet Routing Table:            719
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:               285
    Number of instances of unregistered ASNs:                       286
Number of 32-bit ASNs allocated by the RIRs:                      45383
Number of 32-bit ASNs visible in the Routing Table:                7700
Prefixes from 32-bit ASNs in the Routing Table:                   26914
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:            130
Number of addresses announced to Internet:                   1502041501
    Equivalent to 89 /8s, 135 /16s and 85 /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:       73924

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

Prefixes being announced by APNIC Region ASes:                    31978
    Total APNIC prefixes after maximum aggregation:                8064
    APNIC Deaggregation factor:                                    3.97
Prefixes being announced from the APNIC address blocks:           31373
    Unique aggregates announced from the APNIC address blocks:     9378
APNIC Region origin ASes present in the Internet Routing Table:    1265
    APNIC Prefixes per ASN:                                       24.80
APNIC Region origin ASes announcing only one prefix:                505
APNIC Region transit ASes present in the Internet Routing Table:    222
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:    574
Number of APNIC addresses announced to Internet:              202244204
    Equivalent to 12 /8s, 14 /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:                    110284
    Total ARIN prefixes after maximum aggregation:                58910
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           108880
    Unique aggregates announced from the ARIN address blocks:     60230
ARIN Region origin ASes present in the Internet Routing Table:     8874
    ARIN Prefixes per ASN:                                        12.27
ARIN Region origin ASes announcing only one prefix:                3720
ARIN Region transit ASes present in the Internet Routing Table:     789
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:    1929
Number of ARIN addresses announced to Internet:               871724897
    Equivalent to 51 /8s, 245 /16s and 119 /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:                     44523
    Total RIPE prefixes after maximum aggregation:                23969
    RIPE Deaggregation factor:                                     1.86
Prefixes being announced from the RIPE address blocks:            45652
    Unique aggregates announced from the RIPE address blocks:     32976
RIPE Region origin ASes present in the Internet Routing Table:     4437
    RIPE Prefixes per ASN:                                        10.29
RIPE Region origin ASes announcing only one prefix:                1915
RIPE Region transit ASes present in the Internet Routing Table:     652
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:    1735
Number of RIPE addresses announced to Internet:               295799248
    Equivalent to 17 /8s, 161 /16s and 137 /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:                   43847
    Total LACNIC prefixes after maximum aggregation:              13402
    LACNIC Deaggregation factor:                                   3.27
Prefixes being announced from the LACNIC address blocks:          43268
    Unique aggregates announced from the LACNIC address blocks:   20363
LACNIC Region origin ASes present in the Internet Routing Table:   4224
    LACNIC Prefixes per ASN:                                      10.24
LACNIC Region origin ASes announcing only one prefix:              1482
LACNIC Region transit ASes present in the Internet Routing Table:   897
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:  3345
Number of LACNIC addresses announced to Internet:              93835776
    Equivalent to 5 /8s, 151 /16s and 210 /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:                   8740
    Total AfriNIC prefixes after maximum aggregation:              2688
    AfriNIC Deaggregation factor:                                  3.25
Prefixes being announced from the AfriNIC address blocks:         10354
    Unique aggregates announced from the AfriNIC address blocks:   4508
AfriNIC Region origin ASes present in the Internet Routing Table:   234
    AfriNIC Prefixes per ASN:                                     44.25
AfriNIC Region origin ASes announcing only one prefix:               94
AfriNIC Region transit ASes present in the Internet Routing Table:   74
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  117
Number of AfriNIC addresses announced to Internet:             38361088
    Equivalent to 2 /8s, 73 /16s and 88 /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        9756       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       10708      11805    3734  AMAZON-02, US
   749        3485      55081    2708  DNIC-AS-00749, US
  7018        3080      23684    1929  ATT-INTERNET4, US
   367        2515       3020    1169  DNIC-ASBLK-00306-00371, US
 22773        2457       2077     704  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2113        135    1366  USDA-1, US
  6167        1802       3397     434  CELLCO-PART, US
   209        1688       4897     306  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1592        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        2133        119      36  ALJAWWALSTC-AS, SA
 20940        1307        104    1058  AKAMAI-ASN1, NL
  3215         889       4814     291  France Telecom - Orange, FR
  3257         814       2075     704  GTT-BACKBONE GTT, US
  8452         693       1841      11  TE-AS TE-AS, EG
  8376         673         57      27  Jordan Data Communications, JO
  3320         556       8318     472  DTAG Internet service provider operations
 51167         556        108     243  CONTABO, DE
 61317         484         33     432  ASDETUK www.heficed.com, US
212238         481         35     424  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        5505       1616     705  UNINET, MX
 11830        2009        369      64  Instituto Costarricense de Electricidad y
 10620        1339        193    1010  Telmex Colombia S.A., CO
  3816        1320        780     203  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1100        369      22  Telefonica del Peru S.A.A., PE
 26615        1044       2503      53  TIM SA, BR
 18881         867       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         535       2892      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        1362        389      16  LINKdotNET-AS, EG
 29571        1028         71     282  ORANGE-COTE-IVOIRE, CI
 36935         620        120     171  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         523         82       3  KENET-AS, KE
 24835         489        327     181  RAYA-AS, EG
  2018         380        319      71  TENET-1, ZA
 20011         377         41     215  INTERNET-SOLUTIONS, ZA
 36903         344        153     260  MT-MPLS, MA
 37693         334        597      43  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       10708      11805    3734  AMAZON-02, US
  9808        9756       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5505       1616     705  UNINET, MX
   749        3485      55081    2708  DNIC-AS-00749, US
  7018        3080      23684    1929  ATT-INTERNET4, US
   367        2515       3020    1169  DNIC-ASBLK-00306-00371, US
 22773        2457       2077     704  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2133        119      36  ALJAWWALSTC-AS, SA
  4155        2113        135    1366  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        9756         9681  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5505         4800  UNINET, MX
 39891        2133         2097  ALJAWWALSTC-AS, SA
 11830        2009         1945  Instituto Costarricense de Electricidad y Telec
 22773        2457         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        1802         1368  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
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM

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     /15:1034    /16:7076    /17:3325    /18:3849    
/19:7266    /20:11134   /21:14339   /22:25679   /23:25903   /24:138924  
/25:38      /26:55      /27:34      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2869        5505  UNINET, MX
 16509        2163       10708  AMAZON-02, US
 22773        1856        2457  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1706        2009  Instituto Costarricense de Electricidad y Telecom., CR
 39891        1400        2133  ALJAWWALSTC-AS, SA
  7018        1372        3080  ATT-INTERNET4, US
   209         954        1688  CENTURYLINK-US-LEGACY-QWEST, US
  6167         871        1802  CELLCO-PART, US
 19901         831         982  BRSPD-PUBLIC, US
 10620         792        1339  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)
----------------------------------------------

   1:40        2:287       3:466       4:5         5:900       6:148    
   7:5         8:678      11:171      12:1021     13:319      14:105    
  15:291      16:226      17:6        18:852      20:97       21:4      
  22:188      23:2066     24:632      27:37       29:19       31:314    
  32:26       34:10       35:71       36:1198     37:644      38:1275   
  39:539      40:53       41:1028     42:163      43:205      44:38     
  45:3603     46:764      47:96       49:31       50:347      51:373    
  52:1365     54:274      55:955      56:8        57:17       58:33     
  59:30       60:16       61:55       62:467      63:780      64:1611   
  65:1022     66:1373     67:850      68:496      69:991      70:302    
  71:206      72:554      74:875      75:422      76:212      77:360    
  78:589      79:245      80:290      81:341      82:297      83:169    
  84:324      85:501      86:210      87:184      88:217      89:806    
  90:93       91:937      92:595      93:791      94:584      95:378    
  96:194      97:57       98:455      99:162     100:12      101:23     
 102:293     103:1341    104:818     105:134     106:13      107:770    
 108:429     109:375     110:25      111:1846    112:450     113:38     
 114:44      115:29      116:41      117:963     118:174     119:116    
 120:1106    121:37      122:155     123:158     124:74      125:16     
 128:414     129:314     130:627     131:923     132:579     133:195    
 134:463     135:104     136:474     137:540     138:968     139:393    
 140:645     141:440     142:841     143:717     144:403     145:81     
 146:604     147:446     148:692     149:603     150:313     151:602    
 152:634     153:136     154:562     155:746     156:689     157:366    
 158:429     159:642     160:868     161:664     162:811     163:373    
 164:734     165:759     166:595     167:644     168:1222    169:128    
 170:1546    171:101     172:1048    173:746     174:221     175:44     
 176:358     177:1197    178:409     179:780     180:68      181:1498   
 182:44      183:834     184:439     185:2950    186:1896    187:1083   
 188:643     189:1378    190:3914    191:411     192:4682    193:1790   
 194:1302    195:894     196:669     197:1097    198:2408    199:4415   
 200:3437    201:3121    202:1135    203:678     204:2044    205:1939   
 206:1535    207:1389    208:1160    209:1721    210:364     211:466    
 212:931     213:750     214:1019    215:56      216:2277    217:406    
 218:525     219:22      220:186     221:300     222:21      223:680    


End of report


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