[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 6 20:17:05 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 06 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:                              247280
    Prefixes after maximum aggregation (per Origin AS):          109815
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      131623
    Number of IPv4 prefixes with a valid ROA:                    105726
    Number of IPv4 prefixes with an invalid ROA:                     27
    Number of IPv4 prefixes with no ROA:                         141527
Total ASes present in the Internet Routing Table:                 20126
    Prefixes per ASN:                                             12.29
Origin-only ASes present in the Internet Routing Table:           17335
Origin ASes announcing only one prefix:                            7790
Transit ASes present in the Internet Routing Table:                2791
Transit-only ASes present in the Internet Routing Table:            721
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:               337
    Number of instances of unregistered ASNs:                       341
Number of 32-bit ASNs allocated by the RIRs:                      45515
Number of 32-bit ASNs visible in the Routing Table:                7745
Prefixes from 32-bit ASNs in the Routing Table:                   27763
Number of bogon 32-bit ASNs visible in the Routing Table:            10
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            169
Number of addresses announced to Internet:                   1508724445
    Equivalent to 89 /8s, 237 /16s and 78 /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:       77828

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

Prefixes being announced by APNIC Region ASes:                    32393
    Total APNIC prefixes after maximum aggregation:                8031
    APNIC Deaggregation factor:                                    4.03
Prefixes being announced from the APNIC address blocks:           31704
    Unique aggregates announced from the APNIC address blocks:     9338
APNIC Region origin ASes present in the Internet Routing Table:    1240
    APNIC Prefixes per ASN:                                       25.57
APNIC Region origin ASes announcing only one prefix:                483
APNIC Region transit ASes present in the Internet Routing Table:    214
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:    548
Number of APNIC addresses announced to Internet:              198706540
    Equivalent to 11 /8s, 216 /16s and 5 /24s
APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                       58368-59391, 63488-64098, 64297-64395, 131072-153913
APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                        49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                       106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                       116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                       123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                       163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                       203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                       222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    112256
    Total ARIN prefixes after maximum aggregation:                59710
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           111282
    Unique aggregates announced from the ARIN address blocks:     61979
ARIN Region origin ASes present in the Internet Routing Table:     8975
    ARIN Prefixes per ASN:                                        12.40
ARIN Region origin ASes announcing only one prefix:                3744
ARIN Region transit ASes present in the Internet Routing Table:     811
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:    1965
Number of ARIN addresses announced to Internet:               873648801
    Equivalent to 52 /8s, 18 /16s and 210 /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:                     48371
    Total RIPE prefixes after maximum aggregation:                25575
    RIPE Deaggregation factor:                                     1.89
Prefixes being announced from the RIPE address blocks:            49205
    Unique aggregates announced from the RIPE address blocks:     35019
RIPE Region origin ASes present in the Internet Routing Table:     4613
    RIPE Prefixes per ASN:                                        10.67
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:    1799
Number of RIPE addresses announced to Internet:               300966352
    Equivalent to 17 /8s, 240 /16s and 97 /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:                   44924
    Total LACNIC prefixes after maximum aggregation:              13526
    LACNIC Deaggregation factor:                                   3.32
Prefixes being announced from the LACNIC address blocks:          44079
    Unique aggregates announced from the LACNIC address blocks:   20607
LACNIC Region origin ASes present in the Internet Routing Table:   4136
    LACNIC Prefixes per ASN:                                      10.66
LACNIC Region origin ASes announcing only one prefix:              1462
LACNIC Region transit ASes present in the Internet Routing Table:   878
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:  3269
Number of LACNIC addresses announced to Internet:              96269824
    Equivalent to 5 /8s, 188 /16s and 246 /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:                   8999
    Total AfriNIC prefixes after maximum aggregation:              2748
    AfriNIC Deaggregation factor:                                  3.27
Prefixes being announced from the AfriNIC address blocks:         10841
    Unique aggregates announced from the AfriNIC address blocks:   4542
AfriNIC Region origin ASes present in the Internet Routing Table:   304
    AfriNIC Prefixes per ASN:                                     35.66
AfriNIC Region origin ASes announcing only one prefix:              121
AfriNIC Region transit ASes present in the Internet Routing Table:   86
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:             39047936
    Equivalent to 2 /8s, 83 /16s and 211 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9864       8750      69  CHINAMOBILE-CN China Mobile Communication
 56046        1545        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1508        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1482        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        177      50  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         770        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         600       2170     465  SINET-AS Research Organization of Informa
 17676         547       9967     165  GIGAINFRA SoftBank Corp., JP
 24445         480        497      68  CMNET-V4HENAN-AS-AP Henan Mobile Communic
 45102         470        766     112  ALIBABA-CN-NET Alibaba US Technology Co.,

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10831      11851    3799  AMAZON-02, US
   749        3484      55081    2707  DNIC-AS-00749, US
  7018        3177      23675    1971  ATT-INTERNET4, US
   367        2493       3014    1160  DNIC-ASBLK-00306-00371, US
 22773        2464       2080     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2141        145    1367  USDA-1, US
 11776        1868        256     225  ATLANTICBB-JOHNSTOWN, US
  6167        1796       3397     432  CELLCO-PART, US
   209        1684       4897     303  CENTURYLINK-US-LEGACY-QWEST, US
 20057        1397       1047     109  ATT-MOBILITY-LLC-AS20057, US

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

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 39891        3075        187      61  ALJAWWALSTC-AS, SA
 20940        1326        103    1072  AKAMAI-ASN1, NL
  3215         886       4814     289  France Telecom - Orange, FR
  3257         813       2074     704  GTT-BACKBONE GTT, US
  8452         724       1842      17  TE-AS TE-AS, EG
  8376         693         57      28  Jordan Data Communications, JO
 25019         584        999     138  SAUDINETSTC-AS, SA
  3320         572       8319     481  DTAG Internet service provider operations
 51167         558        109     245  CONTABO, DE
212238         520         38     468  CDNEXT, GB

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

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        5865       1715     715  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1747        260    1229  Telmex Colombia S.A., CO
  3816        1319        778     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1107        369      22  Telefonica del Peru S.A.A., PE
 26615        1045       2503      53  TIM SA, BR
 18881         846       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        1316        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         526         82       3  KENET-AS, KE
 24835         510        338     184  RAYA-AS, EG
 37069         394       1068      10  MOBINIL, EG
  2018         382        319      71  TENET-1, ZA
 36903         350        156     260  MT-MPLS, MA
 37693         334        597      43  TUNISIANA, TN

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

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10831      11851    3799  AMAZON-02, US
  9808        9864       8750      69  CHINAMOBILE-CN China Mobile Communication
  8151        5865       1715     715  UNINET, MX
   749        3484      55081    2707  DNIC-AS-00749, US
  7018        3177      23675    1971  ATT-INTERNET4, US
 39891        3075        187      61  ALJAWWALSTC-AS, SA
   367        2493       3014    1160  DNIC-ASBLK-00306-00371, US
 22773        2464       2080     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2141        145    1367  USDA-1, US
 11830        2007        369      64  Instituto Costarricense de Electricidad y

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9864         9795  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5865         5150  UNINET, MX
 39891        3075         3014  ALJAWWALSTC-AS, SA
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 22773        2464         1758  ASN-CXA-ALL-CCI-22773-RDC, US
 11776        1868         1643  ATLANTICBB-JOHNSTOWN, US
 56047        1508         1459  CMNET-HUNAN-AP China Mobile communications corp
 56041        1482         1407  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1684         1381  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1545         1373  CMNET-JIANGSU-AP China Mobile communications co

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

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             3356  LEVEL3, US
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            7018  ATT-INTERNET4, US

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

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      Transit:     37204  TELONE, ZW

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:13       /9:10      /10:28      /11:40      /12:139     
/13:198     /14:530     /15:1030    /16:7114    /17:3407    /18:3948    
/19:7415    /20:11809   /21:14653   /22:26502   /23:26867   /24:143370  
/25:48      /26:70      /27:39      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        3085        5865  UNINET, MX
 16509        2213       10831  AMAZON-02, US
 39891        2193        3075  ALJAWWALSTC-AS, SA
 22773        1861        2464  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1705        2007  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1419        3177  ATT-INTERNET4, US
 10620         983        1747  Telmex Colombia S.A., CO
   209         953        1684  CENTURYLINK-US-LEGACY-QWEST, US
 11776         891        1868  ATLANTICBB-JOHNSTOWN, US
  6167         862        1796  CELLCO-PART, US

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

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

   1:65        2:508       3:485       4:5         5:1077      6:150    
   7:5         8:682      11:171      12:1017     13:311      14:108    
  15:291      16:231      17:5        18:859      20:160      21:4      
  22:188      23:2103     24:644      27:56       29:19       31:335    
  32:25       34:10       35:72       36:1200     37:765      38:1466   
  39:539      40:53       41:1128     42:239      43:207      44:35     
  45:3590     46:807      47:97       49:50       50:355      51:371    
  52:1366     54:275      55:953      56:8        57:17       58:32     
  59:32       60:16       61:69       62:498      63:781      64:1705   
  65:1069     66:1485     67:864      68:523      69:1115     70:301    
  71:205      72:589      74:917      75:413      76:241      77:356    
  78:627      79:254      80:323      81:372      82:308      83:198    
  84:337      85:520      86:224      87:212      88:236      89:757    
  90:88       91:1034     92:620      93:842      94:627      95:708    
  96:197      97:45       98:452      99:162     100:23      101:22     
 102:399     103:1304    104:887     105:127     106:46      107:788    
 108:435     109:389     110:34      111:1867    112:466     113:41     
 114:49      115:29      116:45      117:962     118:174     119:114    
 120:1172    121:46      122:153     123:158     124:75      125:26     
 128:383     129:316     130:653     131:901     132:583     133:211    
 134:471     135:103     136:488     137:540     138:980     139:397    
 140:685     141:435     142:878     143:705     144:401     145:64     
 146:638     147:498     148:698     149:617     150:312     151:620    
 152:657     153:135     154:608     155:748     156:668     157:385    
 158:446     159:643     160:818     161:638     162:864     163:393    
 164:744     165:793     166:582     167:656     168:1199    169:139    
 170:1531    171:96      172:1103    173:776     174:221     175:44     
 176:348     177:1115    178:546     179:754     180:65      181:1630   
 182:45      183:850     184:440     185:3195    186:1994    187:1130   
 188:674     189:1516    190:4099    191:445     192:4753    193:1859   
 194:1320    195:913     196:765     197:813     198:2451    199:4479   
 200:3429    201:3099    202:1136    203:697     204:2081    205:1951   
 206:1550    207:1405    208:1199    209:1859    210:359     211:462    
 212:989     213:771     214:1020    215:55      216:2322    217:450    
 218:525     219:22      220:54      221:300     222:24      223:656    


End of report


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