[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 11 20:17:02 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Fri 11 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:                              246553
    Prefixes after maximum aggregation (per Origin AS):          109386
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      131314
    Number of IPv4 prefixes with a valid ROA:                    105985
    Number of IPv4 prefixes with an invalid ROA:                     40
    Number of IPv4 prefixes with no ROA:                         140528
Total ASes present in the Internet Routing Table:                 20002
    Prefixes per ASN:                                             12.33
Origin-only ASes present in the Internet Routing Table:           17232
Origin ASes announcing only one prefix:                            7765
Transit ASes present in the Internet Routing Table:                2770
Transit-only ASes present in the Internet Routing Table:            702
Paths with bogon ASNs present in the IPv4 Routing Table:              6
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:               348
    Number of instances of unregistered ASNs:                       349
Number of 32-bit ASNs allocated by the RIRs:                      45531
Number of 32-bit ASNs visible in the Routing Table:                7647
Prefixes from 32-bit ASNs in the Routing Table:                   27328
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:            166
Number of addresses announced to Internet:                   1509273565
    Equivalent to 89 /8s, 245 /16s and 175 /24s
    Percentage of available address space announced:               40.8
    Percentage of allocated address space announced:               40.8
    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:       77659

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

Prefixes being announced by APNIC Region ASes:                    32461
    Total APNIC prefixes after maximum aggregation:                8039
    APNIC Deaggregation factor:                                    4.04
Prefixes being announced from the APNIC address blocks:           31749
    Unique aggregates announced from the APNIC address blocks:     9375
APNIC Region origin ASes present in the Internet Routing Table:    1253
    APNIC Prefixes per ASN:                                       25.34
APNIC Region origin ASes announcing only one prefix:                491
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:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:    556
Number of APNIC addresses announced to Internet:              199820140
    Equivalent to 11 /8s, 233 /16s and 3 /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:                    111644
    Total ARIN prefixes after maximum aggregation:                59278
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           110580
    Unique aggregates announced from the ARIN address blocks:     61612
ARIN Region origin ASes present in the Internet Routing Table:     8942
    ARIN Prefixes per ASN:                                        12.37
ARIN Region origin ASes announcing only one prefix:                3733
ARIN Region transit ASes present in the Internet Routing Table:     807
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1954
Number of ARIN addresses announced to Internet:               873405857
    Equivalent to 52 /8s, 15 /16s and 29 /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:                     48140
    Total RIPE prefixes after maximum aggregation:                25349
    RIPE Deaggregation factor:                                     1.90
Prefixes being announced from the RIPE address blocks:            49111
    Unique aggregates announced from the RIPE address blocks:     34841
RIPE Region origin ASes present in the Internet Routing Table:     4599
    RIPE Prefixes per ASN:                                        10.68
RIPE Region origin ASes announcing only one prefix:                1985
RIPE Region transit ASes present in the Internet Routing Table:     673
Average RIPE Region AS path length visible:                         5.7
    Max RIPE Region AS path length visible:                          27
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1789
Number of RIPE addresses announced to Internet:               299280592
    Equivalent to 17 /8s, 214 /16s and 168 /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:                   44612
    Total LACNIC prefixes after maximum aggregation:              13470
    LACNIC Deaggregation factor:                                   3.31
Prefixes being announced from the LACNIC address blocks:          43752
    Unique aggregates announced from the LACNIC address blocks:   20393
LACNIC Region origin ASes present in the Internet Routing Table:   4074
    LACNIC Prefixes per ASN:                                      10.74
LACNIC Region origin ASes announcing only one prefix:              1437
LACNIC Region transit ASes present in the Internet Routing Table:   858
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:  3194
Number of LACNIC addresses announced to Internet:              96029184
    Equivalent to 5 /8s, 185 /16s and 74 /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:                   9348
    Total AfriNIC prefixes after maximum aggregation:              3018
    AfriNIC Deaggregation factor:                                  3.10
Prefixes being announced from the AfriNIC address blocks:         11195
    Unique aggregates announced from the AfriNIC address blocks:   4954
AfriNIC Region origin ASes present in the Internet Routing Table:   295
    AfriNIC Prefixes per ASN:                                     37.95
AfriNIC Region origin ASes announcing only one prefix:              119
AfriNIC Region transit ASes present in the Internet Routing Table:   82
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:             40655872
    Equivalent to 2 /8s, 108 /16s and 92 /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         543       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       10891      11908    3795  AMAZON-02, US
   749        3264      54912    2511  DNIC-AS-00749, US
  7018        3178      23676    1972  ATT-INTERNET4, US
   367        2478       3002    1159  DNIC-ASBLK-00306-00371, US
 22773        2468       2081     710  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2148        145    1359  USDA-1, US
 11776        1868        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1796       3397     432  CELLCO-PART, US
   209        1682       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        1326        103    1069  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         677         57      27  Jordan Data Communications, JO
 25019         590       1000     139  SAUDINETSTC-AS, SA
  3320         582       8321     486  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        5760       1665     713  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1747        260    1229  Telmex Colombia S.A., CO
  3816        1318        778     199  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1106        369      22  Telefonica del Peru S.A.A., PE
 26615        1046       2503      53  TIM SA, BR
 18881         846       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        1230        389      16  LINKdotNET-AS, EG
 29571         895         65     301  ORANGE-COTE-IVOIRE, CI
 36935         639        124     172  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         529         82       3  KENET-AS, KE
 24835         480        333     181  RAYA-AS, EG
 20011         458        133     312  INTERNET-SOLUTIONS, ZA
 37069         393       1056      14  MOBINIL, EG
  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      11908    3795  AMAZON-02, US
  9808        9872       8750      70  CHINAMOBILE-CN China Mobile Communication
  8151        5760       1665     713  UNINET, MX
   749        3264      54912    2511  DNIC-AS-00749, US
 39891        3209        195      64  ALJAWWALSTC-AS, SA
  7018        3178      23676    1972  ATT-INTERNET4, US
   367        2478       3002    1159  DNIC-ASBLK-00306-00371, US
 22773        2468       2081     710  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2148        145    1359  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        5760         5047  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        1682         1379  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
23.139.40.0/23       Origin:       945  8964, TW
23.139.40.0/23      Transit:      7018  ATT-INTERNET4, US
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

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      /12:140     
/13:199     /14:532     /15:1032    /16:7104    /17:3380    /18:4015    
/19:7441    /20:11859   /21:14454   /22:26304   /23:26671   /24:143127  
/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        3069        5760  UNINET, MX
 39891        2325        3209  ALJAWWALSTC-AS, SA
 16509        2221       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        1422        3178  ATT-INTERNET4, US
 10620         983        1747  Telmex Colombia S.A., CO
   209         952        1682  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)
----------------------------------------------

   1:66        2:500       3:497       4:5         5:1132      6:155    
   7:5         8:678      11:171      12:1018     13:315      14:112    
  15:291      16:231      17:5        18:861      20:151      21:4      
  22:188      23:2094     24:633      27:56       29:19       31:342    
  32:25       34:9        35:72       36:1202     37:753      38:1499   
  39:539      40:53       41:1107     42:239      43:199      44:32     
  45:3540     46:802      47:96       49:46       50:352      51:371    
  52:1367     54:276      55:955      56:8        57:17       58:32     
  59:32       60:16       61:67       62:482      63:782      64:1677   
  65:1069     66:1472     67:858      68:526      69:1100     70:302    
  71:205      72:547      74:927      75:410      76:238      77:370    
  78:615      79:254      80:301      81:377      82:309      83:196    
  84:328      85:494      86:229      87:208      88:234      89:786    
  90:88       91:1033     92:626      93:838      94:637      95:717    
  96:196      97:46       98:452      99:165     100:22      101:25     
 102:393     103:1306    104:892     105:138     106:59      107:776    
 108:436     109:392     110:34      111:1873    112:467     113:41     
 114:51      115:26      116:46      117:963     118:175     119:114    
 120:1172    121:46      122:155     123:157     124:75      125:26     
 128:377     129:315     130:650     131:903     132:560     133:211    
 134:460     135:103     136:486     137:548     138:998     139:400    
 140:647     141:444     142:881     143:680     144:411     145:64     
 146:641     147:490     148:699     149:614     150:310     151:635    
 152:653     153:136     154:609     155:738     156:679     157:386    
 158:451     159:651     160:821     161:634     162:858     163:386    
 164:745     165:785     166:589     167:643     168:1203    169:125    
 170:1516    171:97      172:1096    173:769     174:219     175:42     
 176:348     177:1098    178:518     179:746     180:78      181:1637   
 182:44      183:851     184:438     185:3115    186:1977    187:1093   
 188:757     189:1499    190:4089    191:461     192:4724    193:1858   
 194:1322    195:892     196:753     197:1120    198:2431    199:4485   
 200:3445    201:3100    202:1130    203:689     204:2077    205:1926   
 206:1532    207:1400    208:1182    209:1809    210:358     211:462    
 212:968     213:760     214:1023    215:41      216:2264    217:490    
 218:525     219:22      220:52      221:300     222:24      223:667    


End of report


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