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

REN Routing Table Report cscora at bgp.nsrc.org
Wed Oct 2 20:17:05 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Wed 02 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:                              246291
    Prefixes after maximum aggregation (per Origin AS):          109628
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      130993
    Number of IPv4 prefixes with a valid ROA:                    105641
    Number of IPv4 prefixes with an invalid ROA:                     27
    Number of IPv4 prefixes with no ROA:                         140623
Total ASes present in the Internet Routing Table:                 20137
    Prefixes per ASN:                                             12.23
Origin-only ASes present in the Internet Routing Table:           17339
Origin ASes announcing only one prefix:                            7799
Transit ASes present in the Internet Routing Table:                2798
Transit-only ASes present in the Internet Routing Table:            718
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:               330
    Number of instances of unregistered ASNs:                       334
Number of 32-bit ASNs allocated by the RIRs:                      45458
Number of 32-bit ASNs visible in the Routing Table:                7756
Prefixes from 32-bit ASNs in the Routing Table:                   27661
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:            170
Number of addresses announced to Internet:                   1507026397
    Equivalent to 89 /8s, 211 /16s and 101 /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:       77384

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

Prefixes being announced by APNIC Region ASes:                    32411
    Total APNIC prefixes after maximum aggregation:                8043
    APNIC Deaggregation factor:                                    4.03
Prefixes being announced from the APNIC address blocks:           31722
    Unique aggregates announced from the APNIC address blocks:     9359
APNIC Region origin ASes present in the Internet Routing Table:    1244
    APNIC Prefixes per ASN:                                       25.50
APNIC Region origin ASes announcing only one prefix:                486
APNIC Region transit ASes present in the Internet Routing Table:    220
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    554
Number of APNIC addresses announced to Internet:              199143788
    Equivalent to 11 /8s, 222 /16s and 177 /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:                    111554
    Total ARIN prefixes after maximum aggregation:                59601
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           110515
    Unique aggregates announced from the ARIN address blocks:     61430
ARIN Region origin ASes present in the Internet Routing Table:     8966
    ARIN Prefixes per ASN:                                        12.33
ARIN Region origin ASes announcing only one prefix:                3753
ARIN Region transit ASes present in the Internet Routing Table:     812
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:    1966
Number of ARIN addresses announced to Internet:               873191073
    Equivalent to 52 /8s, 11 /16s and 214 /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:                     48108
    Total RIPE prefixes after maximum aggregation:                25411
    RIPE Deaggregation factor:                                     1.89
Prefixes being announced from the RIPE address blocks:            48941
    Unique aggregates announced from the RIPE address blocks:     34827
RIPE Region origin ASes present in the Internet Routing Table:     4613
    RIPE Prefixes per ASN:                                        10.61
RIPE Region origin ASes announcing only one prefix:                1980
RIPE Region transit ASes present in the Internet Routing Table:     672
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:    1798
Number of RIPE addresses announced to Internet:               299451856
    Equivalent to 17 /8s, 217 /16s and 69 /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:                   44945
    Total LACNIC prefixes after maximum aggregation:              13634
    LACNIC Deaggregation factor:                                   3.30
Prefixes being announced from the LACNIC address blocks:          44137
    Unique aggregates announced from the LACNIC address blocks:   20722
LACNIC Region origin ASes present in the Internet Routing Table:   4157
    LACNIC Prefixes per ASN:                                      10.62
LACNIC Region origin ASes announcing only one prefix:              1459
LACNIC Region transit ASes present in the Internet Routing Table:   879
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:  3274
Number of LACNIC addresses announced to Internet:              96247296
    Equivalent to 5 /8s, 188 /16s and 158 /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:                   8943
    Total AfriNIC prefixes after maximum aggregation:              2716
    AfriNIC Deaggregation factor:                                  3.29
Prefixes being announced from the AfriNIC address blocks:         10806
    Unique aggregates announced from the AfriNIC address blocks:   4516
AfriNIC Region origin ASes present in the Internet Routing Table:   304
    AfriNIC Prefixes per ASN:                                     35.55
AfriNIC Region origin ASes announcing only one prefix:              121
AfriNIC Region transit ASes present in the Internet Routing Table:   87
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:  164
Number of AfriNIC addresses announced to Internet:             38907904
    Equivalent to 2 /8s, 81 /16s and 176 /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         548       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       10795      11827    3840  AMAZON-02, US
   749        3487      55081    2708  DNIC-AS-00749, US
  7018        3159      23676    1959  ATT-INTERNET4, US
   367        2522       3025    1179  DNIC-ASBLK-00306-00371, US
 22773        2463       2080     705  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2118        144    1366  USDA-1, US
  6167        1794       3397     430  CELLCO-PART, US
   209        1685       4897     303  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1597        222     274  ATLANTICBB-JOHNSTOWN, 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        3143        191      62  ALJAWWALSTC-AS, SA
 20940        1344        105    1080  AKAMAI-ASN1, NL
  3215         886       4814     289  France Telecom - Orange, FR
  3257         814       2074     705  GTT-BACKBONE GTT, US
  8452         722       1842      17  TE-AS TE-AS, EG
  8376         699         57      28  Jordan Data Communications, JO
 25019         583        999     138  SAUDINETSTC-AS, SA
  3320         570       8319     479  DTAG Internet service provider operations
 51167         557        109     244  CONTABO, DE
212238         522         39     469  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        5816       1710     732  UNINET, MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 10620        1738        259    1220  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         848       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        1217        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         529         82       3  KENET-AS, KE
 24835         510        338     184  RAYA-AS, EG
 37069         394       1068      10  MOBINIL, EG
  2018         381        319      71  TENET-1, 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       10795      11827    3840  AMAZON-02, US
  9808        9864       8750      69  CHINAMOBILE-CN China Mobile Communication
  8151        5816       1710     732  UNINET, MX
   749        3487      55081    2708  DNIC-AS-00749, US
  7018        3159      23676    1959  ATT-INTERNET4, US
 39891        3143        191      62  ALJAWWALSTC-AS, SA
   367        2522       3025    1179  DNIC-ASBLK-00306-00371, US
 22773        2463       2080     705  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2118        144    1366  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        9864         9795  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5816         5084  UNINET, MX
 39891        3143         3081  ALJAWWALSTC-AS, SA
 11830        2010         1946  Instituto Costarricense de Electricidad y Telec
 22773        2463         1758  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     /15:1030    /16:7116    /17:3395    /18:3939    
/19:7393    /20:11729   /21:14607   /22:26340   /23:26783   /24:142799  
/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        3027        5816  UNINET, MX
 39891        2261        3143  ALJAWWALSTC-AS, SA
 16509        2207       10795  AMAZON-02, US
 22773        1860        2463  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1707        2010  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1414        3159  ATT-INTERNET4, US
 10620         977        1738  Telmex Colombia S.A., CO
   209         954        1685  CENTURYLINK-US-LEGACY-QWEST, US
  6167         860        1794  CELLCO-PART, US
 19901         846         998  BRSPD-PUBLIC, US

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

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

   1:65        2:512       3:479       4:5         5:1112      6:150    
   7:5         8:682      11:171      12:1019     13:313      14:109    
  15:291      16:231      17:5        18:856      20:97       21:4      
  22:188      23:2101     24:626      27:56       29:19       31:328    
  32:26       34:10       35:72       36:1199     37:762      38:1439   
  39:539      40:53       41:1127     42:239      43:206      44:34     
  45:3597     46:812      47:97       49:50       50:352      51:370    
  52:1363     54:274      55:952      56:8        57:17       58:31     
  59:32       60:16       61:60       62:498      63:779      64:1712   
  65:1062     66:1479     67:858      68:504      69:1127     70:300    
  71:206      72:570      74:913      75:414      76:231      77:339    
  78:607      79:252      80:311      81:372      82:316      83:200    
  84:328      85:512      86:226      87:201      88:236      89:768    
  90:88       91:1022     92:637      93:841      94:621      95:709    
  96:201      97:46       98:451      99:161     100:24      101:21     
 102:413     103:1323    104:891     105:128     106:47      107:783    
 108:433     109:387     110:34      111:1867    112:466     113:38     
 114:50      115:28      116:45      117:962     118:174     119:114    
 120:1172    121:46      122:156     123:159     124:75      125:25     
 128:375     129:323     130:651     131:899     132:579     133:211    
 134:458     135:104     136:489     137:542     138:978     139:394    
 140:688     141:433     142:883     143:706     144:405     145:61     
 146:614     147:495     148:706     149:619     150:313     151:621    
 152:657     153:135     154:601     155:743     156:674     157:384    
 158:472     159:643     160:822     161:660     162:868     163:394    
 164:751     165:804     166:582     167:652     168:1197    169:138    
 170:1518    171:101     172:1097    173:751     174:223     175:44     
 176:347     177:1094    178:517     179:756     180:63      181:1638   
 182:45      183:850     184:441     185:3183    186:2004    187:1098   
 188:688     189:1481    190:4092    191:451     192:4732    193:1852   
 194:1317    195:919     196:761     197:798     198:2417    199:4398   
 200:3460    201:3117    202:1143    203:696     204:2082    205:1919   
 206:1545    207:1400    208:1172    209:1822    210:361     211:462    
 212:995     213:748     214:1015    215:55      216:2266    217:440    
 218:525     219:22      220:54      221:300     222:24      223:656    


End of report


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