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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Oct 12 20:17:04 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sat 12 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:                              247003
    Prefixes after maximum aggregation (per Origin AS):          109743
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      131803
    Number of IPv4 prefixes with a valid ROA:                    106268
    Number of IPv4 prefixes with an invalid ROA:                     40
    Number of IPv4 prefixes with no ROA:                         140695
Total ASes present in the Internet Routing Table:                 20099
    Prefixes per ASN:                                             12.29
Origin-only ASes present in the Internet Routing Table:           17316
Origin ASes announcing only one prefix:                            7779
Transit ASes present in the Internet Routing Table:                2783
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:               346
    Number of instances of unregistered ASNs:                       347
Number of 32-bit ASNs allocated by the RIRs:                      45538
Number of 32-bit ASNs visible in the Routing Table:                7725
Prefixes from 32-bit ASNs in the Routing Table:                   27645
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:                   1508758237
    Equivalent to 89 /8s, 237 /16s and 210 /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:       77727

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

Prefixes being announced by APNIC Region ASes:                    32521
    Total APNIC prefixes after maximum aggregation:                8063
    APNIC Deaggregation factor:                                    4.03
Prefixes being announced from the APNIC address blocks:           31770
    Unique aggregates announced from the APNIC address blocks:     9381
APNIC Region origin ASes present in the Internet Routing Table:    1255
    APNIC Prefixes per ASN:                                       25.31
APNIC Region origin ASes announcing only one prefix:                490
APNIC Region transit ASes present in the Internet Routing Table:    221
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:    565
Number of APNIC addresses announced to Internet:              199826028
    Equivalent to 11 /8s, 233 /16s and 26 /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:                    111633
    Total ARIN prefixes after maximum aggregation:                59377
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           110577
    Unique aggregates announced from the ARIN address blocks:     61813
ARIN Region origin ASes present in the Internet Routing Table:     8949
    ARIN Prefixes per ASN:                                        12.36
ARIN Region origin ASes announcing only one prefix:                3738
ARIN Region transit ASes present in the Internet Routing Table:     804
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:               873451681
    Equivalent to 52 /8s, 15 /16s and 208 /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:                     48130
    Total RIPE prefixes after maximum aggregation:                25376
    RIPE Deaggregation factor:                                     1.90
Prefixes being announced from the RIPE address blocks:            49090
    Unique aggregates announced from the RIPE address blocks:     34859
RIPE Region origin ASes present in the Internet Routing Table:     4599
    RIPE Prefixes per ASN:                                        10.67
RIPE Region origin ASes announcing only one prefix:                1982
RIPE Region transit ASes present in the Internet Routing Table:     671
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:    1790
Number of RIPE addresses announced to Internet:               299064784
    Equivalent to 17 /8s, 211 /16s and 93 /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:                   44984
    Total LACNIC prefixes after maximum aggregation:              13660
    LACNIC Deaggregation factor:                                   3.29
Prefixes being announced from the LACNIC address blocks:          44128
    Unique aggregates announced from the LACNIC address blocks:   20618
LACNIC Region origin ASes present in the Internet Routing Table:   4162
    LACNIC Prefixes per ASN:                                      10.60
LACNIC Region origin ASes announcing only one prefix:              1449
LACNIC Region transit ASes present in the Internet Routing Table:   869
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:  3257
Number of LACNIC addresses announced to Internet:              96298240
    Equivalent to 5 /8s, 189 /16s and 101 /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:                   9389
    Total AfriNIC prefixes after maximum aggregation:              3037
    AfriNIC Deaggregation factor:                                  3.09
Prefixes being announced from the AfriNIC address blocks:         11275
    Unique aggregates announced from the AfriNIC address blocks:   4996
AfriNIC Region origin ASes present in the Internet Routing Table:   296
    AfriNIC Prefixes per ASN:                                     38.09
AfriNIC Region origin ASes announcing only one prefix:              120
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:             40034816
    Equivalent to 2 /8s, 98 /16s and 226 /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       10881      11906    3808  AMAZON-02, US
   749        3264      54912    2511  DNIC-AS-00749, US
  7018        3178      23676    1972  ATT-INTERNET4, US
   367        2471       3016    1151  DNIC-ASBLK-00306-00371, US
 22773        2468       2081     710  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2156        146    1365  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        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         678         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        5735       1680     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         847       1128      28  TELEFONICA BRASIL S.A, BR
 28006         643         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        1235        389      16  LINKdotNET-AS, EG
 29571         895         65     301  ORANGE-COTE-IVOIRE, CI
 36935         640        124     172  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         530         82       3  KENET-AS, KE
 24835         514        339     187  RAYA-AS, EG
 20011         458        133     312  INTERNET-SOLUTIONS, ZA
 37069         419       1068      10  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       10881      11906    3808  AMAZON-02, US
  9808        9872       8750      70  CHINAMOBILE-CN China Mobile Communication
  8151        5735       1680     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        2471       3016    1151  DNIC-ASBLK-00306-00371, US
 22773        2468       2081     710  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2156        146    1365  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        5735         5022  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    /16:7099    /17:3377    /18:4006    
/19:7451    /20:11876   /21:14538   /22:26375   /23:26725   /24:143360  
/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        3014        5735  UNINET, MX
 39891        2325        3209  ALJAWWALSTC-AS, SA
 16509        2226       10881  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        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        2:503       3:498       4:5         5:1134      6:156    
   7:5         8:679      11:171      12:1018     13:313      14:111    
  15:292      16:231      17:5        18:859      20:151      21:4      
  22:188      23:2101     24:634      27:56       29:19       31:339    
  32:25       34:9        35:72       36:1202     37:748      38:1468   
  39:539      40:53       41:1108     42:239      43:199      44:32     
  45:3601     46:802      47:97       49:46       50:351      51:371    
  52:1367     54:276      55:955      56:8        57:17       58:32     
  59:32       60:16       61:60       62:480      63:779      64:1679   
  65:1070     66:1474     67:862      68:512      69:1101     70:300    
  71:205      72:553      74:894      75:412      76:239      77:368    
  78:618      79:254      80:303      81:376      82:310      83:196    
  84:327      85:493      86:230      87:209      88:234      89:781    
  90:88       91:1032     92:626      93:837      94:637      95:716    
  96:197      97:46       98:450      99:165     100:22      101:24     
 102:390     103:1311    104:890     105:128     106:59      107:779    
 108:435     109:393     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     123:157     124:75      125:26     
 128:375     129:315     130:650     131:904     132:578     133:211    
 134:464     135:102     136:485     137:548     138:1019    139:400    
 140:649     141:445     142:882     143:684     144:409     145:64     
 146:639     147:490     148:701     149:619     150:307     151:632    
 152:653     153:136     154:638     155:733     156:685     157:386    
 158:449     159:648     160:822     161:634     162:854     163:387    
 164:743     165:785     166:590     167:646     168:1205    169:124    
 170:1518    171:97      172:1096    173:770     174:219     175:42     
 176:353     177:1129    178:508     179:757     180:79      181:1645   
 182:44      183:851     184:438     185:3125    186:2019    187:1074   
 188:758     189:1501    190:4096    191:448     192:4731    193:1856   
 194:1322    195:893     196:750     197:1122    198:2448    199:4493   
 200:3458    201:3104    202:1126    203:692     204:2078    205:1940   
 206:1536    207:1400    208:1181    209:1809    210:358     211:462    
 212:980     213:758     214:1025    215:41      216:2293    217:491    
 218:525     219:22      220:52      221:300     222:24      223:667    


End of report


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