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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Aug 15 20:16:51 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Thu 15 Aug, 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:                              243688
    Prefixes after maximum aggregation (per Origin AS):          110835
    Deaggregation factor:                                          2.20
    Unique aggregates announced (without unneeded subnets):      132009
    Number of IPv4 prefixes with a valid ROA:                    100064
    Number of IPv4 prefixes with an invalid ROA:                     23
    Number of IPv4 prefixes with no ROA:                         143601
Total ASes present in the Internet Routing Table:                 20467
    Prefixes per ASN:                                             11.91
Origin-only ASes present in the Internet Routing Table:           17597
Origin ASes announcing only one prefix:                            7907
Transit ASes present in the Internet Routing Table:                2870
Transit-only ASes present in the Internet Routing Table:            739
Paths with bogon ASNs present in the IPv4 Routing Table:              3
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                      35
    Max AS path prepend of ASN ( 59588)                              26
Prefixes from unregistered ASNs in the Routing Table:               335
    Number of instances of unregistered ASNs:                       336
Number of 32-bit ASNs allocated by the RIRs:                      45179
Number of 32-bit ASNs visible in the Routing Table:                7897
Prefixes from 32-bit ASNs in the Routing Table:                   28208
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:            149
Number of addresses announced to Internet:                   1504378525
    Equivalent to 89 /8s, 170 /16s and 254 /24s
    Percentage of available address space announced:               40.6
    Percentage of allocated address space announced:               40.6
    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:       74815

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

Prefixes being announced by APNIC Region ASes:                    31629
    Total APNIC prefixes after maximum aggregation:                7913
    APNIC Deaggregation factor:                                    4.00
Prefixes being announced from the APNIC address blocks:           30991
    Unique aggregates announced from the APNIC address blocks:     9130
APNIC Region origin ASes present in the Internet Routing Table:    1268
    APNIC Prefixes per ASN:                                       24.44
APNIC Region origin ASes announcing only one prefix:                514
APNIC Region transit ASes present in the Internet Routing Table:    220
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         17
Number of APNIC region 32-bit ASNs visible in the Routing Table:    581
Number of APNIC addresses announced to Internet:              200735084
    Equivalent to 11 /8s, 246 /16s and 249 /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:                    111486
    Total ARIN prefixes after maximum aggregation:                60079
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:           110528
    Unique aggregates announced from the ARIN address blocks:     62067
ARIN Region origin ASes present in the Internet Routing Table:     8992
    ARIN Prefixes per ASN:                                        12.29
ARIN Region origin ASes announcing only one prefix:                3744
ARIN Region transit ASes present in the Internet Routing Table:     830
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:    1951
Number of ARIN addresses announced to Internet:               871468129
    Equivalent to 51 /8s, 241 /16s and 140 /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:                     47081
    Total RIPE prefixes after maximum aggregation:                26109
    RIPE Deaggregation factor:                                     1.80
Prefixes being announced from the RIPE address blocks:            47509
    Unique aggregates announced from the RIPE address blocks:     35423
RIPE Region origin ASes present in the Internet Routing Table:     4756
    RIPE Prefixes per ASN:                                         9.99
RIPE Region origin ASes announcing only one prefix:                2067
RIPE Region transit ASes present in the Internet Routing Table:     701
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1857
Number of RIPE addresses announced to Internet:               298774224
    Equivalent to 17 /8s, 206 /16s and 238 /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:                   43761
    Total LACNIC prefixes after maximum aggregation:              13781
    LACNIC Deaggregation factor:                                   3.18
Prefixes being announced from the LACNIC address blocks:          42995
    Unique aggregates announced from the LACNIC address blocks:   20556
LACNIC Region origin ASes present in the Internet Routing Table:   4262
    LACNIC Prefixes per ASN:                                      10.09
LACNIC Region origin ASes announcing only one prefix:              1451
LACNIC Region transit ASes present in the Internet Routing Table:   882
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3359
Number of LACNIC addresses announced to Internet:              92943104
    Equivalent to 5 /8s, 138 /16s and 51 /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:                   9396
    Total AfriNIC prefixes after maximum aggregation:              2718
    AfriNIC Deaggregation factor:                                  3.46
Prefixes being announced from the AfriNIC address blocks:         11516
    Unique aggregates announced from the AfriNIC address blocks:   4711
AfriNIC Region origin ASes present in the Internet Routing Table:   305
    AfriNIC Prefixes per ASN:                                     37.76
AfriNIC Region origin ASes announcing only one prefix:              131
AfriNIC Region transit ASes present in the Internet Routing Table:   85
Average AfriNIC Region AS path length visible:                      5.9
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  149
Number of AfriNIC addresses announced to Internet:             40378624
    Equivalent to 2 /8s, 104 /16s and 33 /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        9711       8746      75  CHINAMOBILE-CN China Mobile Communication
 56046        1548        788     173  CMNET-JIANGSU-AP China Mobile communicati
 56047        1511        192      48  CMNET-HUNAN-AP China Mobile communication
 56041        1479        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        176      49  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
 17676         599      10607     150  GIGAINFRA SoftBank Corp., JP
  2907         597       2169     464  SINET-AS Research Organization of Informa
 55410         518         47     173  VIL-AS-AP Vodafone Idea Ltd, IN
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Communic

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       10496      11602    3801  AMAZON-02, US
   749        3255      54897    2507  DNIC-AS-00749, US
  7018        2899      23671    1819  ATT-INTERNET4, US
   367        2522       3076    1191  DNIC-ASBLK-00306-00371, US
  4155        2056        132    1334  USDA-1, US
 22773        1862       2028     638  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1793       3364     426  CELLCO-PART, US
   209        1688       4897     307  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1384       1047     108  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
 20940        1287        103    1054  AKAMAI-ASN1, NL
  3257         983       2082     780  GTT-BACKBONE GTT, US
  3215         896       4814     290  France Telecom - Orange, FR
  8452         844       1841      12  TE-AS TE-AS, EG
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         732         59      24  Jordan Data Communications, JO
 34984         709         83     447  TELLCOM-AS, TR
212238         563         41     493  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         548       8318     462  DTAG Internet service provider operations

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        5109       1546     728  UNINET, MX
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 10620        1383        197    1027  Telmex Colombia S.A., CO
  3816        1319        777     204  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 26615        1062       2503      53  TIM SA, BR
  6147        1034        369      22  Telefonica del Peru S.A.A., PE
 18881         875       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     287  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         538       2893      68  TELEFONICA BRASIL S.A, BR
 13999         530         72     229  Mega Cable, S.A. de C.V., MX

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        1302        388      22  LINKdotNET-AS, EG
 29571        1010         69     311  ORANGE-COTE-IVOIRE, CI
 24835         960        415     140  RAYA-AS, EG
 36992         820       1037     347  ETISALAT-MISR, EG
 36935         681        125     176  Vodafone-, EG
 36914         532         82       3  KENET-AS, KE
 36903         419        189     298  MT-MPLS, MA
  2018         377        319      71  TENET-1, ZA
 37693         334        597      43  TUNISIANA, TN
  6713         179        655     122  IAM-AS, MA

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       10496      11602    3801  AMAZON-02, US
  9808        9711       8746      75  CHINAMOBILE-CN China Mobile Communication
  8151        5109       1546     728  UNINET, MX
   749        3255      54897    2507  DNIC-AS-00749, US
  7018        2899      23671    1819  ATT-INTERNET4, US
   367        2522       3076    1191  DNIC-ASBLK-00306-00371, US
  4155        2056        132    1334  USDA-1, US
 11830        2007        369      64  Instituto Costarricense de Electricidad y
 22773        1862       2028     638  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1793       3364     426  CELLCO-PART, US

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        9711         9636  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5109         4381  UNINET, MX
 11830        2007         1943  Instituto Costarricense de Electricidad y Telec
 56047        1511         1463  CMNET-HUNAN-AP China Mobile communications corp
 56041        1479         1404  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1688         1381  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1548         1375  CMNET-JIANGSU-AP China Mobile communications co
  6167        1793         1367  CELLCO-PART, US
   367        2522         1331  DNIC-ASBLK-00306-00371, US
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, US

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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, 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

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
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      Transit:     37204  TELONE, ZW
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM

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      /10:29      /11:41      /12:137     
/13:194     /14:523     /15:1030    /16:7127    /17:3339    /18:3883    
/19:7293    /20:11381   /21:14401   /22:26704   /23:26117   /24:141289  
/25:41      /26:52      /27:34      /28:19      /29:16      /30:11      
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
  8151        2572        5109  UNINET, MX
 16509        2132       10496  AMAZON-02, US
 11830        1704        2007  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1402        1862  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1312        2899  ATT-INTERNET4, US
   209         954        1688  CENTURYLINK-US-LEGACY-QWEST, US
  6167         887        1793  CELLCO-PART, US
 10620         832        1383  Telmex Colombia S.A., CO
 19901         809         959  BRSPD-PUBLIC, US
 11776         740        1590  ATLANTICBB-JOHNSTOWN, US

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

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

   1:43        2:300       3:410       4:5         5:671       6:148    
   7:5         8:704      11:171      12:1023     13:301      14:111    
  15:289      16:226      17:6        18:827      20:100      21:4      
  22:188      23:2070     24:653      25:2        27:37       29:19     
  31:371      32:26       34:11       35:70       36:1196     37:666    
  38:1417     39:538      40:53       41:1179     42:171      43:199    
  44:44       45:3758     46:855      47:96       49:19       50:335    
  51:372      52:1365     54:275      55:948      56:8        57:17     
  58:6        59:33       60:17       61:50       62:468      63:789    
  64:1711     65:1072     66:1424     67:845      68:499      69:1069   
  70:313      71:206      72:563      74:914      75:413      76:227    
  77:326      78:324      79:217      80:314      81:373      82:307    
  83:179      84:351      85:465      86:217      87:199      88:251    
  89:853      90:98       91:1025     92:564      93:451      94:645    
  95:290      96:215      97:57       98:386      99:160     100:12     
 101:20      102:373     103:1343    104:934     105:160     106:3      
 107:814     108:436     109:396     110:21      111:1841    112:457    
 113:42      114:48      115:25      116:45      117:962     118:209    
 119:130     120:1104    121:37      122:196     123:197     124:73     
 125:18      128:483     129:322     130:629     131:948     132:576    
 133:195     134:462     135:107     136:448     137:532     138:983    
 139:460     140:660     141:456     142:801     143:766     144:409    
 145:79      146:593     147:471     148:722     149:657     150:309    
 151:614     152:675     153:136     154:670     155:735     156:733    
 157:366     158:434     159:682     160:919     161:668     162:881    
 163:400     164:733     165:809     166:581     167:657     168:1309   
 169:166     170:1559    171:105     172:1153    173:777     174:154    
 175:59      176:641     177:1202    178:429     179:782     180:67     
 181:1555    182:43      183:831     184:329     185:3258    186:1773   
 187:1036    188:706     189:1325    190:3996    191:438     192:4760   
 193:1898    194:1377    195:990     196:861     197:692     198:2465   
 199:4421    200:3395    201:3120    202:1142    203:695     204:2060   
 205:1949    206:1569    207:1380    208:1185    209:1773    210:349    
 211:441     212:985     213:763     214:1019    215:43      216:2393   
 217:474     218:530     219:38      220:33      221:300     222:6      
 223:645    

End of report


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