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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Oct 7 20:17:01 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Mon 07 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:                              247607
    Prefixes after maximum aggregation (per Origin AS):          110054
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      132091
    Number of IPv4 prefixes with a valid ROA:                    106285
    Number of IPv4 prefixes with an invalid ROA:                     29
    Number of IPv4 prefixes with no ROA:                         141293
Total ASes present in the Internet Routing Table:                 20124
    Prefixes per ASN:                                             12.30
Origin-only ASes present in the Internet Routing Table:           17326
Origin ASes announcing only one prefix:                            7797
Transit ASes present in the Internet Routing Table:                2798
Transit-only ASes present in the Internet Routing Table:            719
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:                                      27
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               334
    Number of instances of unregistered ASNs:                       338
Number of 32-bit ASNs allocated by the RIRs:                      45514
Number of 32-bit ASNs visible in the Routing Table:                7731
Prefixes from 32-bit ASNs in the Routing Table:                   27760
Number of bogon 32-bit ASNs visible in the Routing Table:            10
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            170
Number of addresses announced to Internet:                   1508604381
    Equivalent to 89 /8s, 235 /16s and 121 /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:       77898

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

Prefixes being announced by APNIC Region ASes:                    32447
    Total APNIC prefixes after maximum aggregation:                8046
    APNIC Deaggregation factor:                                    4.03
Prefixes being announced from the APNIC address blocks:           31749
    Unique aggregates announced from the APNIC address blocks:     9378
APNIC Region origin ASes present in the Internet Routing Table:    1247
    APNIC Prefixes per ASN:                                       25.46
APNIC Region origin ASes announcing only one prefix:                492
APNIC Region transit ASes present in the Internet Routing Table:    217
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:    553
Number of APNIC addresses announced to Internet:              198671724
    Equivalent to 11 /8s, 215 /16s and 125 /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:                    112218
    Total ARIN prefixes after maximum aggregation:                59727
    ARIN Deaggregation factor:                                     1.88
Prefixes being announced from the ARIN address blocks:           111248
    Unique aggregates announced from the ARIN address blocks:     62014
ARIN Region origin ASes present in the Internet Routing Table:     8965
    ARIN Prefixes per ASN:                                        12.41
ARIN Region origin ASes announcing only one prefix:                3734
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:    1962
Number of ARIN addresses announced to Internet:               873745569
    Equivalent to 52 /8s, 20 /16s and 76 /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:                     48684
    Total RIPE prefixes after maximum aggregation:                25773
    RIPE Deaggregation factor:                                     1.89
Prefixes being announced from the RIPE address blocks:            49461
    Unique aggregates announced from the RIPE address blocks:     35309
RIPE Region origin ASes present in the Internet Routing Table:     4641
    RIPE Prefixes per ASN:                                        10.66
RIPE Region origin ASes announcing only one prefix:                1988
RIPE Region transit ASes present in the Internet Routing Table:     676
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:    1817
Number of RIPE addresses announced to Internet:               300647376
    Equivalent to 17 /8s, 235 /16s and 131 /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:                   44928
    Total LACNIC prefixes after maximum aggregation:              13534
    LACNIC Deaggregation factor:                                   3.32
Prefixes being announced from the LACNIC address blocks:          44132
    Unique aggregates announced from the LACNIC address blocks:   20680
LACNIC Region origin ASes present in the Internet Routing Table:   4115
    LACNIC Prefixes per ASN:                                      10.72
LACNIC Region origin ASes announcing only one prefix:              1462
LACNIC Region transit ASes present in the Internet Routing Table:   879
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        27
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3237
Number of LACNIC addresses announced to Internet:              96491520
    Equivalent to 5 /8s, 192 /16s and 88 /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:                   8996
    Total AfriNIC prefixes after maximum aggregation:              2752
    AfriNIC Deaggregation factor:                                  3.27
Prefixes being announced from the AfriNIC address blocks:         10847
    Unique aggregates announced from the AfriNIC address blocks:   4571
AfriNIC Region origin ASes present in the Internet Routing Table:   303
    AfriNIC Prefixes per ASN:                                     35.80
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:  162
Number of AfriNIC addresses announced to Internet:             38962944
    Equivalent to 2 /8s, 82 /16s and 135 /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         546       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       10832      11850    3815  AMAZON-02, US
   749        3484      55081    2707  DNIC-AS-00749, US
  7018        3177      23675    1971  ATT-INTERNET4, US
   367        2511       3021    1171  DNIC-ASBLK-00306-00371, US
 22773        2464       2080     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2139        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        1379        107    1108  AKAMAI-ASN1, NL
  3215         886       4814     289  France Telecom - Orange, FR
  3257         813       2074     704  GTT-BACKBONE GTT, US
  8452         725       1842      17  TE-AS TE-AS, EG
  8376         691         57      28  Jordan Data Communications, JO
 25019         584        999     138  SAUDINETSTC-AS, SA
  3320         579       8320     487  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        5832       1712     708  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1747        260    1229  Telmex Colombia S.A., CO
  3816        1320        778     194  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1107        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         635         76     291  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        1240        389      16  LINKdotNET-AS, EG
 29571         896         65     299  ORANGE-COTE-IVOIRE, CI
 36935         640        124     172  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         529         82       3  KENET-AS, KE
 24835         514        339     187  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       10832      11850    3815  AMAZON-02, US
  9808        9864       8750      69  CHINAMOBILE-CN China Mobile Communication
  8151        5832       1712     708  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        2511       3021    1171  DNIC-ASBLK-00306-00371, US
 22773        2464       2080     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2139        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        5832         5124  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     
/13:199     /14:529     /15:1028    /16:7106    /17:3394    /18:3950    
/19:7477    /20:11790   /21:14685   /22:26531   /23:26875   /24:143606  
/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        3061        5832  UNINET, MX
 16509        2209       10832  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         5:1073      6:150    
   7:5         8:682      11:171      12:1018     13:314      14:114    
  15:291      16:231      17:5        18:859      20:151      21:4      
  22:188      23:2127     24:646      27:56       29:19       31:341    
  32:26       34:10       35:72       36:1200     37:755      38:1457   
  39:539      40:53       41:1122     42:239      43:209      44:35     
  45:3580     46:807      47:97       49:50       50:354      51:371    
  52:1367     54:275      55:956      56:8        57:18       58:32     
  59:32       60:16       61:67       62:492      63:780      64:1707   
  65:1068     66:1487     67:859      68:525      69:1116     70:299    
  71:206      72:581      74:916      75:413      76:245      77:365    
  78:630      79:259      80:322      81:375      82:310      83:202    
  84:330      85:523      86:226      87:218      88:237      89:778    
  90:88       91:1039     92:623      93:846      94:674      95:714    
  96:204      97:45       98:456      99:162     100:23      101:22     
 102:410     103:1302    104:894     105:128     106:61      107:786    
 108:434     109:388     110:34      111:1867    112:467     113:41     
 114:50      115:26      116:45      117:964     118:174     119:114    
 120:1172    121:47      122:153     123:158     124:75      125:26     
 128:382     129:316     130:654     131:895     132:583     133:211    
 134:468     135:102     136:484     137:544     138:982     139:396    
 140:690     141:437     142:881     143:716     144:404     145:64     
 146:642     147:496     148:723     149:619     150:313     151:634    
 152:656     153:135     154:620     155:746     156:670     157:384    
 158:447     159:660     160:818     161:640     162:864     163:393    
 164:749     165:792     166:588     167:661     168:1192    169:134    
 170:1523    171:97      172:1099    173:773     174:223     175:44     
 176:349     177:1100    178:518     179:741     180:65      181:1634   
 182:45      183:850     184:448     185:3233    186:1994    187:1125   
 188:684     189:1527    190:4114    191:458     192:4749    193:1860   
 194:1329    195:921     196:759     197:805     198:2436    199:4479   
 200:3472    201:3101    202:1143    203:696     204:2078    205:1943   
 206:1546    207:1404    208:1184    209:1858    210:358     211:462    
 212:994     213:758     214:1026    215:55      216:2297    217:447    
 218:525     219:22      220:54      221:300     222:24      223:656    


End of report


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