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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Oct 13 20:16:58 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 13 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:                              247093
    Prefixes after maximum aggregation (per Origin AS):          109772
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      131904
    Number of IPv4 prefixes with a valid ROA:                    106393
    Number of IPv4 prefixes with an invalid ROA:                     40
    Number of IPv4 prefixes with no ROA:                         140660
Total ASes present in the Internet Routing Table:                 20048
    Prefixes per ASN:                                             12.33
Origin-only ASes present in the Internet Routing Table:           17279
Origin ASes announcing only one prefix:                            7773
Transit ASes present in the Internet Routing Table:                2769
Transit-only ASes present in the Internet Routing Table:            705
Paths with bogon ASNs present in the IPv4 Routing Table:              3
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:               345
    Number of instances of unregistered ASNs:                       346
Number of 32-bit ASNs allocated by the RIRs:                      45546
Number of 32-bit ASNs visible in the Routing Table:                7691
Prefixes from 32-bit ASNs in the Routing Table:                   27605
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:            163
Number of addresses announced to Internet:                   1508312797
    Equivalent to 89 /8s, 231 /16s and 6 /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:       77868

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

Prefixes being announced by APNIC Region ASes:                    32516
    Total APNIC prefixes after maximum aggregation:                8059
    APNIC Deaggregation factor:                                    4.03
Prefixes being announced from the APNIC address blocks:           31766
    Unique aggregates announced from the APNIC address blocks:     9380
APNIC Region origin ASes present in the Internet Routing Table:    1248
    APNIC Prefixes per ASN:                                       25.45
APNIC Region origin ASes announcing only one prefix:                487
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:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    558
Number of APNIC addresses announced to Internet:              199824748
    Equivalent to 11 /8s, 233 /16s and 21 /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:                    111855
    Total ARIN prefixes after maximum aggregation:                59490
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           110823
    Unique aggregates announced from the ARIN address blocks:     61965
ARIN Region origin ASes present in the Internet Routing Table:     8945
    ARIN Prefixes per ASN:                                        12.39
ARIN Region origin ASes announcing only one prefix:                3736
ARIN Region transit ASes present in the Internet Routing Table:     805
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:    1959
Number of ARIN addresses announced to Internet:               873169057
    Equivalent to 52 /8s, 11 /16s and 128 /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:                     48266
    Total RIPE prefixes after maximum aggregation:                25467
    RIPE Deaggregation factor:                                     1.90
Prefixes being announced from the RIPE address blocks:            49177
    Unique aggregates announced from the RIPE address blocks:     34930
RIPE Region origin ASes present in the Internet Routing Table:     4637
    RIPE Prefixes per ASN:                                        10.61
RIPE Region origin ASes announcing only one prefix:                1998
RIPE Region transit ASes present in the Internet Routing Table:     675
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1821
Number of RIPE addresses announced to Internet:               298893264
    Equivalent to 17 /8s, 208 /16s and 191 /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:                   44707
    Total LACNIC prefixes after maximum aggregation:              13490
    LACNIC Deaggregation factor:                                   3.31
Prefixes being announced from the LACNIC address blocks:          43860
    Unique aggregates announced from the LACNIC address blocks:   20463
LACNIC Region origin ASes present in the Internet Routing Table:   4081
    LACNIC Prefixes per ASN:                                      10.75
LACNIC Region origin ASes announcing only one prefix:              1435
LACNIC Region transit ASes present in the Internet Routing Table:   855
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:  3199
Number of LACNIC addresses announced to Internet:              96414208
    Equivalent to 5 /8s, 191 /16s and 42 /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:                   9404
    Total AfriNIC prefixes after maximum aggregation:              3037
    AfriNIC Deaggregation factor:                                  3.10
Prefixes being announced from the AfriNIC address blocks:         11304
    Unique aggregates announced from the AfriNIC address blocks:   5030
AfriNIC Region origin ASes present in the Internet Routing Table:   295
    AfriNIC Prefixes per ASN:                                     38.32
AfriNIC Region origin ASes announcing only one prefix:              117
AfriNIC Region transit ASes present in the Internet Routing Table:   80
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:  154
Number of AfriNIC addresses announced to Internet:             39929600
    Equivalent to 2 /8s, 97 /16s and 71 /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        9872       8750      70  CHINAMOBILE-CN China Mobile Communication
 56046        1544        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         541       9967     163  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       10891      11907    3819  AMAZON-02, US
   749        3264      54912    2511  DNIC-AS-00749, US
  7018        3176      23675    1970  ATT-INTERNET4, US
 22773        2468       2081     710  ASN-CXA-ALL-CCI-22773-RDC, US
   367        2465       3013    1147  DNIC-ASBLK-00306-00371, US
  4155        2152        146    1363  USDA-1, US
 11776        1868        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1796       3397     432  CELLCO-PART, US
   209        1683       4897     303  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1398       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        3209        195      64  ALJAWWALSTC-AS, SA
 20940        1321        103    1065  AKAMAI-ASN1, NL
  3215         889       4826     287  France Telecom - Orange, FR
  3257         812       2074     703  GTT-BACKBONE GTT, US
  8452         725       1842      17  TE-AS TE-AS, EG
  8376         681         57      27  Jordan Data Communications, JO
 25019         590       1000     139  SAUDINETSTC-AS, SA
  3320         585       8321     489  DTAG Internet service provider operations
 51167         559        110     245  CONTABO, DE
212238         477         36     432  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        5743       1706     715  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1747        260    1228  Telmex Colombia S.A., CO
  3816        1319        778     194  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1106        369      22  Telefonica del Peru S.A.A., PE
 26615        1035       2503      53  TIM SA, BR
 18881         847       1128      28  TELEFONICA BRASIL S.A, BR
 28006         644         77     294  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         626         85      50  ENTEL CHILE S.A., CL
 26599         551       2860      74  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        1344        389      16  LINKdotNET-AS, EG
 29571         895         65     301  ORANGE-COTE-IVOIRE, CI
 36992         564        921     261  ETISALAT-MISR, EG
 36914         524         82       3  KENET-AS, KE
 36935         512        108     170  Vodafone-, EG
 24835         483        288     182  RAYA-AS, EG
 37069         470       1068      10  MOBINIL, EG
 20011         458        133     312  INTERNET-SOLUTIONS, ZA
  2018         382        319      71  TENET-1, ZA
 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       10891      11907    3819  AMAZON-02, US
  9808        9872       8750      70  CHINAMOBILE-CN China Mobile Communication
  8151        5743       1706     715  UNINET, MX
   749        3264      54912    2511  DNIC-AS-00749, US
 39891        3209        195      64  ALJAWWALSTC-AS, SA
  7018        3176      23675    1970  ATT-INTERNET4, US
 22773        2468       2081     710  ASN-CXA-ALL-CCI-22773-RDC, US
   367        2465       3013    1147  DNIC-ASBLK-00306-00371, US
  4155        2152        146    1363  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        9872         9802  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5743         5028  UNINET, MX
 39891        3209         3145  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2468         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        1683         1380  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1544         1372  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      /11:39      /12:139     
/13:198     /14:532     /15:1032    /16:7109    /17:3406    /18:3989    
/19:7465    /20:11854   /21:14513   /22:26335   /23:26717   /24:143509  
/25:48      /26:70      /27:38      /28:19      /29:16      /30:10      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3013        5743  UNINET, MX
 39891        2325        3209  ALJAWWALSTC-AS, SA
 16509        2228       10891  AMAZON-02, US
 22773        1865        2468  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1421        3176  ATT-INTERNET4, US
 10620         983        1747  Telmex Colombia S.A., CO
   209         952        1683  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        2:496       3:498       4:5         5:1143      6:156    
   7:5         8:679      11:171      12:1017     13:315      14:111    
  15:292      16:231      17:5        18:858      20:151      21:4      
  22:188      23:2100     24:636      27:56       29:19       31:344    
  32:25       34:9        35:72       36:1202     37:745      38:1473   
  39:539      40:53       41:1109     42:239      43:197      44:32     
  45:3589     46:803      47:97       49:50       50:352      51:371    
  52:1367     54:276      55:955      56:8        57:17       58:32     
  59:32       60:16       61:60       62:485      63:779      64:1702   
  65:1077     66:1479     67:864      68:523      69:1100     70:302    
  71:205      72:556      74:927      75:412      76:246      77:369    
  78:604      79:258      80:313      81:380      82:313      83:196    
  84:323      85:477      86:229      87:214      88:238      89:777    
  90:88       91:1039     92:635      93:838      94:636      95:660    
  96:197      97:46       98:452      99:165     100:22      101:24     
 102:395     103:1314    104:889     105:133     106:59      107:779    
 108:434     109:400     110:33      111:1873    112:467     113:41     
 114:53      115:25      116:44      117:963     118:175     119:114    
 120:1172    121:46      122:156     123:156     124:75      125:26     
 128:375     129:315     130:660     131:899     132:578     133:211    
 134:464     135:102     136:481     137:555     138:1009    139:400    
 140:647     141:444     142:884     143:676     144:411     145:64     
 146:637     147:497     148:701     149:615     150:309     151:633    
 152:656     153:136     154:647     155:731     156:682     157:386    
 158:450     159:648     160:821     161:635     162:863     163:387    
 164:740     165:785     166:590     167:645     168:1201    169:128    
 170:1516    171:98      172:1098    173:774     174:220     175:42     
 176:352     177:1113    178:498     179:742     180:79      181:1644   
 182:44      183:851     184:438     185:3212    186:1991    187:1071   
 188:742     189:1483    190:4102    191:461     192:4730    193:1878   
 194:1333    195:905     196:749     197:1111    198:2445    199:4493   
 200:3445    201:3109    202:1123    203:693     204:2074    205:1951   
 206:1543    207:1397    208:1187    209:1827    210:358     211:462    
 212:991     213:761     214:1022    215:41      216:2297    217:488    
 218:525     219:22      220:52      221:300     222:24      223:667    


End of report


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