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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Oct 5 20:16:58 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 05 Oct, 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:                              246986
    Prefixes after maximum aggregation (per Origin AS):          109721
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      131490
    Number of IPv4 prefixes with a valid ROA:                    105574
    Number of IPv4 prefixes with an invalid ROA:                     29
    Number of IPv4 prefixes with no ROA:                         141383
Total ASes present in the Internet Routing Table:                 20107
    Prefixes per ASN:                                             12.28
Origin-only ASes present in the Internet Routing Table:           17322
Origin ASes announcing only one prefix:                            7789
Transit ASes present in the Internet Routing Table:                2785
Transit-only ASes present in the Internet Routing Table:            725
Paths with bogon ASNs present in the IPv4 Routing Table:              7
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      30
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               327
    Number of instances of unregistered ASNs:                       331
Number of 32-bit ASNs allocated by the RIRs:                      45489
Number of 32-bit ASNs visible in the Routing Table:                7734
Prefixes from 32-bit ASNs in the Routing Table:                   27592
Number of bogon 32-bit ASNs visible in the Routing Table:            10
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            166
Number of addresses announced to Internet:                   1507972061
    Equivalent to 89 /8s, 225 /16s and 211 /24s
    Percentage of available address space announced:               40.7
    Percentage of allocated address space announced:               40.7
    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:       77701

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

Prefixes being announced by APNIC Region ASes:                    32367
    Total APNIC prefixes after maximum aggregation:                8010
    APNIC Deaggregation factor:                                    4.04
Prefixes being announced from the APNIC address blocks:           31679
    Unique aggregates announced from the APNIC address blocks:     9311
APNIC Region origin ASes present in the Internet Routing Table:    1237
    APNIC Prefixes per ASN:                                       25.61
APNIC Region origin ASes announcing only one prefix:                487
APNIC Region transit ASes present in the Internet Routing Table:    216
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:    550
Number of APNIC addresses announced to Internet:              198699628
    Equivalent to 11 /8s, 215 /16s and 234 /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:                    112359
    Total ARIN prefixes after maximum aggregation:                59741
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           111345
    Unique aggregates announced from the ARIN address blocks:     62058
ARIN Region origin ASes present in the Internet Routing Table:     8975
    ARIN Prefixes per ASN:                                        12.41
ARIN Region origin ASes announcing only one prefix:                3745
ARIN Region transit ASes present in the Internet Routing Table:     807
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:    1962
Number of ARIN addresses announced to Internet:               873781409
    Equivalent to 52 /8s, 20 /16s and 216 /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:                     48158
    Total RIPE prefixes after maximum aggregation:                25506
    RIPE Deaggregation factor:                                     1.89
Prefixes being announced from the RIPE address blocks:            48998
    Unique aggregates announced from the RIPE address blocks:     34904
RIPE Region origin ASes present in the Internet Routing Table:     4606
    RIPE Prefixes per ASN:                                        10.64
RIPE Region origin ASes announcing only one prefix:                1984
RIPE Region transit ASes present in the Internet Routing Table:     670
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          30
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1794
Number of RIPE addresses announced to Internet:               300305104
    Equivalent to 17 /8s, 230 /16s and 74 /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:                   44864
    Total LACNIC prefixes after maximum aggregation:              13522
    LACNIC Deaggregation factor:                                   3.32
Prefixes being announced from the LACNIC address blocks:          44046
    Unique aggregates announced from the LACNIC address blocks:   20608
LACNIC Region origin ASes present in the Internet Routing Table:   4129
    LACNIC Prefixes per ASN:                                      10.67
LACNIC Region origin ASes announcing only one prefix:              1455
LACNIC Region transit ASes present in the Internet Routing Table:   876
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:  3265
Number of LACNIC addresses announced to Internet:              96134144
    Equivalent to 5 /8s, 186 /16s and 228 /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:                   8911
    Total AfriNIC prefixes after maximum aggregation:              2719
    AfriNIC Deaggregation factor:                                  3.28
Prefixes being announced from the AfriNIC address blocks:         10752
    Unique aggregates announced from the AfriNIC address blocks:   4474
AfriNIC Region origin ASes present in the Internet Routing Table:   300
    AfriNIC Prefixes per ASN:                                     35.84
AfriNIC Region origin ASes announcing only one prefix:              118
AfriNIC Region transit ASes present in the Internet Routing Table:   84
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:  163
Number of AfriNIC addresses announced to Internet:             38967552
    Equivalent to 2 /8s, 82 /16s and 153 /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        9864       8750      69  CHINAMOBILE-CN China Mobile Communication
 56046        1545        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1508        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         600       2170     465  SINET-AS Research Organization of Informa
 17676         547       9967     165  GIGAINFRA SoftBank Corp., JP
 24445         480        497      68  CMNET-V4HENAN-AS-AP Henan Mobile Communic
 45102         470        766     112  ALIBABA-CN-NET Alibaba US Technology Co.,

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       10840      11837    3784  AMAZON-02, US
   749        3484      55081    2707  DNIC-AS-00749, US
  7018        3178      23675    1971  ATT-INTERNET4, US
   367        2488       3015    1154  DNIC-ASBLK-00306-00371, US
 22773        2464       2080     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2140        145    1367  USDA-1, US
 11776        1868        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1796       3397     432  CELLCO-PART, US
   209        1684       4897     303  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1397       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        3075        187      61  ALJAWWALSTC-AS, SA
 20940        1326        103    1072  AKAMAI-ASN1, NL
  3215         886       4814     289  France Telecom - Orange, FR
  3257         813       2074     704  GTT-BACKBONE GTT, US
  8452         723       1842      17  TE-AS TE-AS, EG
  8376         697         57      28  Jordan Data Communications, JO
 25019         584        999     138  SAUDINETSTC-AS, SA
  3320         572       8319     481  DTAG Internet service provider operations
 51167         558        109     245  CONTABO, DE
212238         519         38     467  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        5796       1696     707  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1747        260    1229  Telmex Colombia S.A., CO
  3816        1319        778     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1105        369      22  Telefonica del Peru S.A.A., PE
 26615        1045       2503      53  TIM SA, BR
 18881         846       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     291  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         626         85      50  ENTEL CHILE S.A., CL
 26599         536       2888      72  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        1258        389      16  LINKdotNET-AS, EG
 29571         896         65     299  ORANGE-COTE-IVOIRE, CI
 36935         638        123     172  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         527         82       3  KENET-AS, KE
 24835         510        338     184  RAYA-AS, EG
 37069         394       1068      10  MOBINIL, EG
  2018         382        319      71  TENET-1, ZA
 36903         350        156     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       10840      11837    3784  AMAZON-02, US
  9808        9864       8750      69  CHINAMOBILE-CN China Mobile Communication
  8151        5796       1696     707  UNINET, MX
   749        3484      55081    2707  DNIC-AS-00749, US
  7018        3178      23675    1971  ATT-INTERNET4, US
 39891        3075        187      61  ALJAWWALSTC-AS, SA
   367        2488       3015    1154  DNIC-ASBLK-00306-00371, US
 22773        2464       2080     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2140        145    1367  USDA-1, US
 11830        2007        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        9864         9795  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5796         5089  UNINET, MX
 39891        3075         3014  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2464         1758  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1868         1643  ATLANTICBB-JOHNSTOWN, US
 56047        1508         1459  CMNET-HUNAN-AP China Mobile communications corp
 56041        1482         1407  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1684         1381  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1545         1373  CMNET-JIANGSU-AP China Mobile communications co

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     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
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      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      /10:28      /11:40      /12:139     
/13:198     /14:529     /15:1030    /16:7118    /17:3403    /18:3959    
/19:7389    /20:11807   /21:14616   /22:26455   /23:26860   /24:143186  
/25:48      /26:70      /27:38      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3061        5796  UNINET, MX
 16509        2211       10840  AMAZON-02, US
 39891        2193        3075  ALJAWWALSTC-AS, SA
 22773        1861        2464  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1419        3178  ATT-INTERNET4, US
 10620         983        1747  Telmex Colombia S.A., CO
   209         953        1684  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1868  ATLANTICBB-JOHNSTOWN, US
  6167         862        1796  CELLCO-PART, US

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

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

   1:65        2:508       3:484       4:5         5:1043      6:150    
   7:5         8:682      11:171      12:1017     13:317      14:108    
  15:291      16:230      17:5        18:860      20:106      21:4      
  22:188      23:2105     24:650      27:56       29:19       31:333    
  32:25       34:10       35:72       36:1200     37:752      38:1463   
  39:539      40:53       41:1098     42:239      43:208      44:35     
  45:3562     46:806      47:97       49:50       50:354      51:371    
  52:1364     54:275      55:955      56:8        57:17       58:33     
  59:32       60:16       61:60       62:484      63:780      64:1709   
  65:1068     66:1485     67:865      68:523      69:1123     70:304    
  71:205      72:591      74:943      75:413      76:235      77:341    
  78:625      79:254      80:314      81:378      82:307      83:199    
  84:334      85:522      86:224      87:204      88:236      89:753    
  90:88       91:1030     92:621      93:842      94:627      95:709    
  96:197      97:45       98:452      99:162     100:23      101:22     
 102:398     103:1297    104:883     105:127     106:46      107:785    
 108:435     109:388     110:34      111:1867    112:466     113:41     
 114:50      115:29      116:43      117:962     118:174     119:114    
 120:1172    121:46      122:153     123:158     124:75      125:26     
 128:383     129:316     130:648     131:903     132:582     133:211    
 134:474     135:102     136:489     137:541     138:977     139:396    
 140:687     141:438     142:879     143:701     144:401     145:64     
 146:638     147:498     148:698     149:617     150:312     151:622    
 152:642     153:135     154:610     155:744     156:668     157:386    
 158:445     159:645     160:818     161:639     162:863     163:390    
 164:742     165:797     166:584     167:655     168:1201    169:138    
 170:1527    171:99      172:1102    173:758     174:222     175:44     
 176:348     177:1119    178:511     179:763     180:63      181:1639   
 182:45      183:850     184:441     185:3184    186:1999    187:1124   
 188:676     189:1517    190:4104    191:435     192:4749    193:1857   
 194:1317    195:910     196:756     197:795     198:2445    199:4479   
 200:3430    201:3088    202:1134    203:695     204:2079    205:1966   
 206:1584    207:1413    208:1259    209:1860    210:359     211:462    
 212:989     213:761     214:1025    215:55      216:2342    217:445    
 218:525     219:22      220:54      221:300     222:24      223:656    


End of report


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