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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Oct 4 20:17:01 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 04 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:                              247939
    Prefixes after maximum aggregation (per Origin AS):          110051
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      132070
    Number of IPv4 prefixes with a valid ROA:                    106713
    Number of IPv4 prefixes with an invalid ROA:                     28
    Number of IPv4 prefixes with no ROA:                         141198
Total ASes present in the Internet Routing Table:                 20129
    Prefixes per ASN:                                             12.32
Origin-only ASes present in the Internet Routing Table:           17350
Origin ASes announcing only one prefix:                            7796
Transit ASes present in the Internet Routing Table:                2779
Transit-only ASes present in the Internet Routing Table:            715
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:               329
    Number of instances of unregistered ASNs:                       333
Number of 32-bit ASNs allocated by the RIRs:                      45476
Number of 32-bit ASNs visible in the Routing Table:                7751
Prefixes from 32-bit ASNs in the Routing Table:                   27937
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:            169
Number of addresses announced to Internet:                   1508530141
    Equivalent to 89 /8s, 234 /16s and 87 /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:       78217

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

Prefixes being announced by APNIC Region ASes:                    32402
    Total APNIC prefixes after maximum aggregation:                8045
    APNIC Deaggregation factor:                                    4.03
Prefixes being announced from the APNIC address blocks:           31705
    Unique aggregates announced from the APNIC address blocks:     9339
APNIC Region origin ASes present in the Internet Routing Table:    1245
    APNIC Prefixes per ASN:                                       25.47
APNIC Region origin ASes announcing only one prefix:                490
APNIC Region transit ASes present in the Internet Routing Table:    218
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:    555
Number of APNIC addresses announced to Internet:              198706540
    Equivalent to 11 /8s, 216 /16s and 5 /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:                    112068
    Total ARIN prefixes after maximum aggregation:                59636
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           111083
    Unique aggregates announced from the ARIN address blocks:     61947
ARIN Region origin ASes present in the Internet Routing Table:     8974
    ARIN Prefixes per ASN:                                        12.38
ARIN Region origin ASes announcing only one prefix:                3743
ARIN Region transit ASes present in the Internet Routing Table:     813
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:    1964
Number of ARIN addresses announced to Internet:               873557665
    Equivalent to 52 /8s, 17 /16s and 110 /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:                     48410
    Total RIPE prefixes after maximum aggregation:                25558
    RIPE Deaggregation factor:                                     1.89
Prefixes being announced from the RIPE address blocks:            49227
    Unique aggregates announced from the RIPE address blocks:     34995
RIPE Region origin ASes present in the Internet Routing Table:     4608
    RIPE Prefixes per ASN:                                        10.68
RIPE Region origin ASes announcing only one prefix:                1980
RIPE Region transit ASes present in the Internet Routing Table:     668
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:    1789
Number of RIPE addresses announced to Internet:               300810448
    Equivalent to 17 /8s, 238 /16s and 0 /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:                   45733
    Total LACNIC prefixes after maximum aggregation:              13875
    LACNIC Deaggregation factor:                                   3.30
Prefixes being announced from the LACNIC address blocks:          44889
    Unique aggregates announced from the LACNIC address blocks:   21114
LACNIC Region origin ASes present in the Internet Routing Table:   4151
    LACNIC Prefixes per ASN:                                      10.81
LACNIC Region origin ASes announcing only one prefix:              1466
LACNIC Region transit ASes present in the Internet Routing Table:   871
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:  3281
Number of LACNIC addresses announced to Internet:              96347648
    Equivalent to 5 /8s, 190 /16s and 38 /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:                   8997
    Total AfriNIC prefixes after maximum aggregation:              2715
    AfriNIC Deaggregation factor:                                  3.31
Prefixes being announced from the AfriNIC address blocks:         10866
    Unique aggregates announced from the AfriNIC address blocks:   4537
AfriNIC Region origin ASes present in the Internet Routing Table:   302
    AfriNIC Prefixes per ASN:                                     35.98
AfriNIC Region origin ASes announcing only one prefix:              117
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:  162
Number of AfriNIC addresses announced to Internet:             39023616
    Equivalent to 2 /8s, 83 /16s and 116 /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       10832      11835    3807  AMAZON-02, US
   749        3484      55081    2707  DNIC-AS-00749, US
  7018        3178      23675    1971  ATT-INTERNET4, US
   367        2528       3022    1182  DNIC-ASBLK-00306-00371, US
 22773        2464       2080     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2134        145    1369  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         722       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         520         38     468  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        6151       1710     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        1106        369      22  Telefonica del Peru S.A.A., PE
 26615        1045       2503      53  TIM SA, BR
 18881         847       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         525         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       10832      11835    3807  AMAZON-02, US
  9808        9864       8750      69  CHINAMOBILE-CN China Mobile Communication
  8151        6151       1710     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        2528       3022    1182  DNIC-ASBLK-00306-00371, US
 22773        2464       2080     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2134        145    1369  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        6151         5444  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    /16:7121    /17:3406    /18:3957    
/19:7393    /20:11963   /21:14678   /22:26549   /23:26933   /24:143746  
/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        3280        6151  UNINET, MX
 16509        2205       10832  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        2:509       3:484       4:5         5:1042      6:150    
   7:5         8:681      11:171      12:1017     13:317      14:108    
  15:291      16:230      17:5        18:859      20:97       21:4      
  22:188      23:2102     24:630      27:56       29:19       31:337    
  32:26       34:10       35:72       36:1200     37:764      38:1467   
  39:539      40:53       41:1113     42:240      43:209      44:36     
  45:3603     46:805      47:97       49:50       50:355      51:371    
  52:1364     54:275      55:953      56:8        57:17       58:33     
  59:32       60:16       61:67       62:483      63:773      64:1691   
  65:1068     66:1484     67:863      68:524      69:1130     70:301    
  71:205      72:578      74:931      75:413      76:228      77:340    
  78:612      79:253      80:313      81:372      82:315      83:199    
  84:334      85:521      86:224      87:204      88:235      89:754    
  90:88       91:1032     92:621      93:841      94:628      95:710    
  96:197      97:46       98:456      99:162     100:23      101:22     
 102:410     103:1308    104:885     105:127     106:47      107:787    
 108:433     109:386     110:34      111:1868    112:466     113:41     
 114:49      115:29      116:45      117:962     118:174     119:114    
 120:1172    121:47      122:153     123:159     124:75      125:26     
 128:383     129:318     130:654     131:901     132:597     133:211    
 134:467     135:102     136:490     137:542     138:976     139:396    
 140:690     141:436     142:880     143:712     144:401     145:64     
 146:642     147:499     148:716     149:623     150:314     151:622    
 152:658     153:135     154:623     155:747     156:671     157:387    
 158:446     159:645     160:818     161:663     162:864     163:389    
 164:745     165:794     166:584     167:660     168:1204    169:138    
 170:1526    171:100     172:1101    173:766     174:222     175:44     
 176:348     177:1137    178:511     179:758     180:63      181:1643   
 182:45      183:850     184:440     185:3207    186:2023    187:1431   
 188:682     189:1580    190:4101    191:461     192:4737    193:1856   
 194:1319    195:913     196:758     197:821     198:2440    199:4472   
 200:3451    201:3186    202:1130    203:695     204:2077    205:1947   
 206:1546    207:1405    208:1183    209:1860    210:358     211:462    
 212:991     213:762     214:1027    215:55      216:2306    217:444    
 218:525     219:22      220:54      221:300     222:24      223:656    


End of report


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