[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 29 20:17:01 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 29 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:                              250181
    Prefixes after maximum aggregation (per Origin AS):          111870
    Deaggregation factor:                                          2.24
    Unique aggregates announced (without unneeded subnets):      133998
    Number of IPv4 prefixes with a valid ROA:                    106699
    Number of IPv4 prefixes with an invalid ROA:                     27
    Number of IPv4 prefixes with no ROA:                         143455
Total ASes present in the Internet Routing Table:                 20433
    Prefixes per ASN:                                             12.24
Origin-only ASes present in the Internet Routing Table:           17588
Origin ASes announcing only one prefix:                            7863
Transit ASes present in the Internet Routing Table:                2845
Transit-only ASes present in the Internet Routing Table:            728
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      27
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               321
    Number of instances of unregistered ASNs:                       322
Number of 32-bit ASNs allocated by the RIRs:                      45458
Number of 32-bit ASNs visible in the Routing Table:                7919
Prefixes from 32-bit ASNs in the Routing Table:                   28683
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:            160
Number of addresses announced to Internet:                   1512966557
    Equivalent to 90 /8s, 46 /16s and 9 /24s
    Percentage of available address space announced:               40.9
    Percentage of allocated address space announced:               40.9
    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:       78123

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

Prefixes being announced by APNIC Region ASes:                    32617
    Total APNIC prefixes after maximum aggregation:                8131
    APNIC Deaggregation factor:                                    4.01
Prefixes being announced from the APNIC address blocks:           31818
    Unique aggregates announced from the APNIC address blocks:     9394
APNIC Region origin ASes present in the Internet Routing Table:    1251
    APNIC Prefixes per ASN:                                       25.43
APNIC Region origin ASes announcing only one prefix:                482
APNIC Region transit ASes present in the Internet Routing Table:    217
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         15
Number of APNIC region 32-bit ASNs visible in the Routing Table:    566
Number of APNIC addresses announced to Internet:              198783596
    Equivalent to 11 /8s, 217 /16s and 50 /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:                    116011
    Total ARIN prefixes after maximum aggregation:                62192
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           115313
    Unique aggregates announced from the ARIN address blocks:     65113
ARIN Region origin ASes present in the Internet Routing Table:     9245
    ARIN Prefixes per ASN:                                        12.47
ARIN Region origin ASes announcing only one prefix:                3844
ARIN Region transit ASes present in the Internet Routing Table:     849
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:    2022
Number of ARIN addresses announced to Internet:               881685089
    Equivalent to 52 /8s, 141 /16s and 114 /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:                     47550
    Total RIPE prefixes after maximum aggregation:                24860
    RIPE Deaggregation factor:                                     1.91
Prefixes being announced from the RIPE address blocks:            48087
    Unique aggregates announced from the RIPE address blocks:     34075
RIPE Region origin ASes present in the Internet Routing Table:     4452
    RIPE Prefixes per ASN:                                        10.80
RIPE Region origin ASes announcing only one prefix:                1910
RIPE Region transit ASes present in the Internet Routing Table:     640
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1742
Number of RIPE addresses announced to Internet:               297990864
    Equivalent to 17 /8s, 194 /16s and 250 /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:                   45110
    Total LACNIC prefixes after maximum aggregation:              13777
    LACNIC Deaggregation factor:                                   3.27
Prefixes being announced from the LACNIC address blocks:          44264
    Unique aggregates announced from the LACNIC address blocks:   20720
LACNIC Region origin ASes present in the Internet Routing Table:   4328
    LACNIC Prefixes per ASN:                                      10.23
LACNIC Region origin ASes announcing only one prefix:              1510
LACNIC Region transit ASes present in the Internet Routing Table:   930
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:  3441
Number of LACNIC addresses announced to Internet:              94886144
    Equivalent to 5 /8s, 167 /16s and 217 /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:                   8572
    Total AfriNIC prefixes after maximum aggregation:              2690
    AfriNIC Deaggregation factor:                                  3.19
Prefixes being announced from the AfriNIC address blocks:         10539
    Unique aggregates announced from the AfriNIC address blocks:   4563
AfriNIC Region origin ASes present in the Internet Routing Table:   293
    AfriNIC Prefixes per ASN:                                     35.97
AfriNIC Region origin ASes announcing only one prefix:              117
AfriNIC Region transit ASes present in the Internet Routing Table:   78
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:  148
Number of AfriNIC addresses announced to Internet:             39538432
    Equivalent to 2 /8s, 91 /16s and 79 /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        9865       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         598       2169     465  SINET-AS Research Organization of Informa
 17676         550       9967     165  GIGAINFRA SoftBank Corp., JP
 45102         501        826     109  ALIBABA-CN-NET Alibaba US Technology Co.,
 24445         480        497      68  CMNET-V4HENAN-AS-AP Henan Mobile Communic

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10806      11829    3816  AMAZON-02, US
   749        3485      55081    2708  DNIC-AS-00749, US
  7018        3159      23691    1958  ATT-INTERNET4, US
   367        2511       3022    1174  DNIC-ASBLK-00306-00371, US
 22773        2455       2078     705  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2090        142    1356  USDA-1, US
  6167        1794       3397     430  CELLCO-PART, US
   209        1685       4897     303  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1596        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1395       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        3143        191      62  ALJAWWALSTC-AS, SA
 20940        1532        121    1177  AKAMAI-ASN1, NL
  3215         886       4814     289  France Telecom - Orange, FR
  3257         816       2074     706  GTT-BACKBONE GTT, US
  8452         708       1842      17  TE-AS TE-AS, EG
  8376         698         57      28  Jordan Data Communications, JO
  9009         600         50     442  M247, RO
 25019         588        999     138  SAUDINETSTC-AS, SA
  3320         586       8320     495  DTAG Internet service provider operations
 51167         557        109     244  CONTABO, DE

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        5633       1688     729  UNINET, MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 10620        1351        193    1013  Telmex Colombia S.A., CO
  3816        1318        778     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1106        369      22  Telefonica del Peru S.A.A., PE
 26615        1047       2503      53  TIM SA, BR
 18881         849       1128      28  TELEFONICA BRASIL S.A, BR
 28006         623         76     287  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         616         85      62  ENTEL CHILE S.A., CL
 26599         535       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        1350        389      18  LINKdotNET-AS, EG
 29571         898         65     298  ORANGE-COTE-IVOIRE, CI
 36992         564        921     261  ETISALAT-MISR, EG
 36914         518         82       3  KENET-AS, KE
 36935         512        107     168  Vodafone-, EG
 24835         476        289     176  RAYA-AS, EG
  2018         382        319      71  TENET-1, ZA
 36903         344        153     260  MT-MPLS, MA
 37693         334        597      43  TUNISIANA, TN
 37069         197       1010      14  MOBINIL, EG

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       10806      11829    3816  AMAZON-02, US
  9808        9865       8750      69  CHINAMOBILE-CN China Mobile Communication
  8151        5633       1688     729  UNINET, MX
   749        3485      55081    2708  DNIC-AS-00749, US
  7018        3159      23691    1958  ATT-INTERNET4, US
 39891        3143        191      62  ALJAWWALSTC-AS, SA
   367        2511       3022    1174  DNIC-ASBLK-00306-00371, US
 22773        2455       2078     705  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2090        142    1356  USDA-1, US
 11830        2010        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        9865         9796  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5633         4904  UNINET, MX
 39891        3143         3081  ALJAWWALSTC-AS, SA
 11830        2010         1946  Instituto Costarricense de Electricidad y Telec
 22773        2455         1750  ASN-CXA-ALL-CCI-22773-RDC, US
 56047        1508         1459  CMNET-HUNAN-AP China Mobile communications corp
 56041        1482         1407  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1685         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1545         1373  CMNET-JIANGSU-AP China Mobile communications co
  6167        1794         1364  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
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      /12:138     
/13:198     /14:527     /15:1028    /16:7117    /17:3414    /18:4056    
/19:7514    /20:11731   /21:14844   /22:26980   /23:27271   /24:145066  
/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        2914        5633  UNINET, MX
 39891        2261        3143  ALJAWWALSTC-AS, SA
 16509        2224       10806  AMAZON-02, US
 22773        1853        2455  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1707        2010  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1417        3159  ATT-INTERNET4, US
   209         954        1685  CENTURYLINK-US-LEGACY-QWEST, US
  6167         860        1794  CELLCO-PART, US
 19901         807         951  BRSPD-PUBLIC, US
 10620         803        1351  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)
----------------------------------------------

   1:65        2:495       3:476       4:5         5:1098      6:150    
   7:6         8:686      11:171      12:1022     13:312      14:109    
  15:296      16:231      17:8        18:857      20:104      21:4      
  22:188      23:2303     24:637      27:56       29:19       31:314    
  32:29       34:10       35:72       36:1200     37:733      38:1503   
  39:539      40:53       41:1086     42:238      43:209      44:44     
  45:3755     46:807      47:100      49:44       50:355      51:370    
  52:1363     54:275      55:951      56:8        57:18       58:33     
  59:33       60:16       61:64       62:483      63:795      64:1779   
  65:1063     66:1521     67:870      68:516      69:1208     70:305    
  71:210      72:599      74:1080     75:485      76:237      77:331    
  78:592      79:245      80:291      81:365      82:312      83:202    
  84:327      85:583      86:225      87:188      88:242      89:756    
  90:90       91:961      92:712      93:842      94:641      95:638    
  96:208      97:58       98:454      99:162     100:26      101:23     
 102:335     103:1346    104:996     105:121     106:52      107:787    
 108:435     109:366     110:34      111:1867    112:462     113:39     
 114:54      115:29      116:44      117:962     118:182     119:117    
 120:1173    121:46      122:154     123:159     124:74      125:25     
 128:405     129:337     130:652     131:912     132:583     133:211    
 134:458     135:112     136:490     137:545     138:1009    139:422    
 140:664     141:451     142:940     143:723     144:417     145:79     
 146:657     147:474     148:707     149:630     150:316     151:605    
 152:654     153:136     154:614     155:747     156:757     157:391    
 158:459     159:639     160:813     161:703     162:921     163:402    
 164:732     165:787     166:624     167:691     168:1255    169:137    
 170:1574    171:102     172:1126    173:812     174:234     175:45     
 176:346     177:1259    178:474     179:767     180:63      181:1533   
 182:44      183:850     184:450     185:2994    186:1924    187:1137   
 188:679     189:1394    190:4026    191:407     192:4834    193:1847   
 194:1324    195:913     196:780     197:772     198:2544    199:4457   
 200:3435    201:3112    202:1154    203:697     204:2160    205:1999   
 206:1631    207:1473    208:1301    209:1903    210:361     211:463    
 212:992     213:759     214:1027    215:55      216:2567    217:417    
 218:525     219:22      220:55      221:300     222:24      223:658    


End of report


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