IPv4 Routing Table Report 04:00 +10GMT Wed 01 Jun, 2022
BGP Table (Global) as seen in Japan.
Report Website: https://thyme.apnic.net
Detailed Analysis: https://thyme.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 899605
Prefixes after maximum aggregation (per Origin AS): 338942
Deaggregation factor: 2.65
Unique aggregates announced (without unneeded subnets): 433458
Total ASes present in the Internet Routing Table: 73217
Prefixes per ASN: 12.29
Origin-only ASes present in the Internet Routing Table: 62833
Origin ASes announcing only one prefix: 25783
Transit ASes present in the Internet Routing Table: 10384
Transit-only ASes present in the Internet Routing Table: 384
Average AS path length visible in the Internet Routing Table: 4.4
Max AS path length visible: 68
Max AS path prepend of ASN ( 37447) 64
Prefixes from unregistered ASNs in the Routing Table: 919
Number of instances of unregistered ASNs: 926
Number of 32-bit ASNs allocated by the RIRs: 39499
Number of 32-bit ASNs visible in the Routing Table: 32752
Prefixes from 32-bit ASNs in the Routing Table: 154350
Number of bogon 32-bit ASNs visible in the Routing Table: 242
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 509
Number of addresses announced to Internet: 3065826176
Equivalent to 182 /8s, 188 /16s and 203 /24s
Percentage of available address space announced: 82.8
Percentage of allocated address space announced: 82.8
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: 305802
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 235165
Total APNIC prefixes after maximum aggregation: 66795
APNIC Deaggregation factor: 3.52
Prefixes being announced from the APNIC address blocks: 230385
Unique aggregates announced from the APNIC address blocks: 95095
APNIC Region origin ASes present in the Internet Routing Table: 12689
APNIC Prefixes per ASN: 18.16
APNIC Region origin ASes announcing only one prefix: 3646
APNIC Region transit ASes present in the Internet Routing Table: 1760
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 25
Number of APNIC region 32-bit ASNs visible in the Routing Table: 7894
Number of APNIC addresses announced to Internet: 773887232
Equivalent to 46 /8s, 32 /16s and 149 /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, 131072-151865
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: 262488
Total ARIN prefixes after maximum aggregation: 120479
ARIN Deaggregation factor: 2.18
Prefixes being announced from the ARIN address blocks: 262210
Unique aggregates announced from the ARIN address blocks: 126279
ARIN Region origin ASes present in the Internet Routing Table: 19036
ARIN Prefixes per ASN: 13.77
ARIN Region origin ASes announcing only one prefix: 6907
ARIN Region transit ASes present in the Internet Routing Table: 1939
Average ARIN Region AS path length visible: 3.8
Max ARIN Region AS path length visible: 35
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4506
Number of ARIN addresses announced to Internet: 1293362432
Equivalent to 77 /8s, 23 /16s and 37 /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, 393216-401308
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: 258126
Total RIPE prefixes after maximum aggregation: 117929
RIPE Deaggregation factor: 2.19
Prefixes being announced from the RIPE address blocks: 255633
Unique aggregates announced from the RIPE address blocks: 151190
RIPE Region origin ASes present in the Internet Routing Table: 28119
RIPE Prefixes per ASN: 9.09
RIPE Region origin ASes announcing only one prefix: 12010
RIPE Region transit ASes present in the Internet Routing Table: 3968
Average RIPE Region AS path length visible: 4.3
Max RIPE Region AS path length visible: 40
Number of RIPE region 32-bit ASNs visible in the Routing Table: 10701
Number of RIPE addresses announced to Internet: 714016896
Equivalent to 42 /8s, 143 /16s and 8 /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
196608-213403
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: 114950
Total LACNIC prefixes after maximum aggregation: 27600
LACNIC Deaggregation factor: 4.16
Prefixes being announced from the LACNIC address blocks: 114783
Unique aggregates announced from the LACNIC address blocks: 48671
LACNIC Region origin ASes present in the Internet Routing Table: 10963
LACNIC Prefixes per ASN: 10.47
LACNIC Region origin ASes announcing only one prefix: 2655
LACNIC Region transit ASes present in the Internet Routing Table: 2221
Average LACNIC Region AS path length visible: 4.9
Max LACNIC Region AS path length visible: 54
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8681
Number of LACNIC addresses announced to Internet: 176534528
Equivalent to 10 /8s, 133 /16s and 180 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-273820 + 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: 27957
Total AfriNIC prefixes after maximum aggregation: 5458
AfriNIC Deaggregation factor: 5.12
Prefixes being announced from the AfriNIC address blocks: 36085
Unique aggregates announced from the AfriNIC address blocks: 11803
AfriNIC Region origin ASes present in the Internet Routing Table: 1643
AfriNIC Prefixes per ASN: 21.96
AfriNIC Region origin ASes announcing only one prefix: 565
AfriNIC Region transit ASes present in the Internet Routing Table: 328
Average AfriNIC Region AS path length visible: 5.1
Max AfriNIC Region AS path length visible: 68
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 970
Number of AfriNIC addresses announced to Internet: 107736576
Equivalent to 6 /8s, 107 /16s and 238 /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 9211 8880 38 CHINAMOBILE-CN China Mobile Communicati
7545 5930 789 695 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4712 4192 75 ERX-CERNET-BKB China Education and Rese
7552 3570 1330 19 VIETEL-AS-AP Viettel Group, VN
7713 3485 1039 53 TELKOMNET-AS-AP PT Telekomunikasi Indon
45899 3426 1880 56 VNPT-AS-VN VNPT Corp, VN
4766 2493 11121 601 KIXS-AS-KR Korea Telecom, KR
9498 2410 499 236 BBIL-AP BHARTI Airtel Ltd., IN
45090 2169 1438 79 TENCENT-NET-AP Shenzhen Tencent Compute
4755 2124 425 214 TATACOMM-AS TATA Communications formerl
Complete listing at https://thyme.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 6501 10363 2829 AMAZON-02, US
11492 4515 299 659 CABLEONE, US
22773 3913 3070 363 ASN-CXA-ALL-CCI-22773-RDC, US
7155 3901 264 31 VIASAT-SP-BACKBONE, US
16625 3526 1815 2523 AKAMAI-AS, US
6327 3442 1319 65 SHAW, CA
749 2866 50792 2124 DNIC-AS-00749, US
30036 2619 373 188 MEDIACOM-ENTERPRISE-BUSINESS, US
209 2444 4961 419 CENTURYLINK-US-LEGACY-QWEST, US
20115 2250 3050 492 CHARTER-20115, US
Complete listing at https://thyme.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
12479 6807 1730 150 UNI2-AS, ES
9121 6740 1692 17 TTNET, TR
8551 3984 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 3969 3360 204 AKAMAI-ASN1, NL
39891 3821 221 35 ALJAWWALSTC-AS, SA
12389 2948 2273 907 ROSTELECOM-AS, RU
6849 2873 355 21 UKRTELNET, UA
9009 2475 246 1280 M247, GB
34984 2242 357 630 TELLCOM-AS, TR
47331 2088 327 1601 TTNET, TR
Complete listing at https://thyme.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 10665 3402 556 Uninet S.A. de C.V., MX
10620 3485 519 731 Telmex Colombia S.A., CO
11830 2438 369 63 Instituto Costarricense de Electricidad
13999 1835 303 472 Mega Cable, S.A. de C.V., MX
6503 1446 355 526 Axtel, S.A.B. de C.V., MX
28573 1380 2333 255 CLARO S.A., BR
3816 1257 671 148 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1077 369 21 Telefonica del Peru S.A.A., PE
11664 1027 192 442 Techtel LMDS Comunicaciones Interactiva
11172 958 133 61 Alestra, S. de R.L. de C.V., MX
Complete listing at https://thyme.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 1656 393 21 LINKdotNET-AS, EG
24835 1472 519 32 RAYA-AS, EG
36992 1314 1519 263 ETISALAT-MISR, EG
36903 1199 545 114 MT-MPLS, MA
29571 957 65 64 ORANGE-COTE-IVOIRE, CI
36935 775 520 42 Vodafone-, EG
6713 611 1863 34 IAM-AS, MA
15399 516 51 37 WANANCHI-, KE
37342 464 32 1 MOVITEL, MZ
23889 423 232 16 MauritiusTelecom, MU
Complete listing at https://thyme.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 10665 3402 556 Uninet S.A. de C.V., MX
9808 9211 8880 38 CHINAMOBILE-CN China Mobile Communicati
12479 6807 1730 150 UNI2-AS, ES
9121 6740 1692 17 TTNET, TR
16509 6501 10363 2829 AMAZON-02, US
7545 5930 789 695 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4712 4192 75 ERX-CERNET-BKB China Education and Rese
11492 4515 299 659 CABLEONE, US
8551 3984 374 39 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
20940 3969 3360 204 AKAMAI-ASN1, NL
Complete listing at https://thyme.apnic.net/current/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
9808 9211 9173 CHINAMOBILE-CN China Mobile Communications Grou
9121 6740 6723 TTNET, TR
12479 6807 6657 UNI2-AS, ES
7545 5930 5235 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4712 4637 ERX-CERNET-BKB China Education and Research Net
8551 3984 3945 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
7155 3901 3870 VIASAT-SP-BACKBONE, US
11492 4515 3856 CABLEONE, US
39891 3821 3786 ALJAWWALSTC-AS, SA
20940 3969 3765 AKAMAI-ASN1, NL
Complete listing at https://thyme.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
65454 PRIVATE 1.9.206.0/24 4788 TMNET-AS-AP TM Net, Internet
398083 UNALLOCATED 5.133.124.0/24 399587 UT, US
33123 UNALLOCATED 8.10.69.0/24 11168 SCC, US
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
18604 UNALLOCATED 8.25.204.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
395056 UNALLOCATED 8.45.133.0/24 3356 LEVEL3, US
Complete listing at https://thyme.apnic.net/current/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://thyme.apnic.net/current/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
23.141.0.0/24 Origin: 395350 UNASSIGNED
23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US
23.166.208.0/24 Origin: 398906 LUFTCLOUD-ASN-01, US
23.166.208.0/24 Transit: 132132 REPUBLICTELECOM-SG MyRepublic Ltd., SG
23.185.16.0/24 Origin: 399244 BLOOM-HOST, US
23.185.16.0/24 Transit: 13335 CLOUDFLARENET, US
23.185.17.0/24 Origin: 399244 BLOOM-HOST, US
23.185.17.0/24 Transit: 13335 CLOUDFLARENET, US
27.100.7.0/24 Origin: 56096 UNASSIGNED
27.100.7.0/24 Transit: 45455 TH-2S1N-AP Two S One N Co Ltd, Internet
Complete listing at https://thyme.apnic.net/current/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 /8:16 /9:13 /10:41 /11:99 /12:301
/13:590 /14:1209 /15:2055 /16:13527 /17:8288 /18:13873
/19:25153 /20:44007 /21:52192 /22:108525 /23:96253 /24:532653
/25:810 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
9121 5894 6740 TTNET, TR
12479 5783 6807 UNI2-AS, ES
8151 4385 10665 Uninet S.A. de C.V., MX
8551 3450 3984 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
11492 3418 4515 CABLEONE, US
6327 3250 3442 SHAW, CA
39891 3133 3821 ALJAWWALSTC-AS, SA
7155 2991 3901 VIASAT-SP-BACKBONE, US
22773 2916 3913 ASN-CXA-ALL-CCI-22773-RDC, US
6849 2729 2873 UKRTELNET, UA
Complete listing at https://thyme.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1937 2:1019 3:156 4:6 5:3812 6:104
7:5 8:1566 9:1 11:173 12:1703 13:292
14:2383 15:201 16:41 17:384 18:164 20:212
21:4 22:188 23:5655 24:2330 25:6 27:2608
29:19 31:2447 32:95 34:4 35:82 36:1779
37:4451 38:2908 39:708 40:152 41:3968 42:1113
43:2190 44:291 45:16087 46:4158 47:324 49:1687
50:2172 51:108 52:1435 54:373 55:752 56:8
57:58 58:1757 59:1163 60:956 61:2261 62:2533
63:1941 64:5534 65:2333 66:4856 67:2977 68:1192
69:4183 70:1332 71:685 72:3058 74:2643 75:1393
76:587 77:2186 78:3918 79:3117 80:2000 81:1752
82:1508 83:1208 84:1364 85:3678 86:713 87:1969
88:2750 89:3317 90:531 91:7609 92:2013 93:2586
94:3503 95:4819 96:1309 97:349 98:999 99:737
100:77 101:1046 102:2086 103:29141 104:4426 105:458
106:876 107:2524 108:840 109:4266 110:2032 111:3302
112:2038 113:1538 114:1486 115:1967 116:1920 117:2506
118:2323 119:1837 120:1700 121:1076 122:2545 123:2093
124:1588 125:2127 128:1249 129:1097 130:978 131:2059
132:770 133:378 134:1905 135:292 136:880 137:862
138:2434 139:1511 140:864 141:1415 142:1293 143:1437
144:1209 145:347 146:1821 147:1468 148:2223 149:1731
150:849 151:1079 152:1850 153:460 154:3475 155:1426
156:1839 157:1244 158:1047 159:2202 160:2533 161:1280
162:3461 163:1278 164:1660 165:1602 166:728 167:1716
168:3787 169:840 170:4475 171:832 172:3191 173:3127
174:1024 175:1124 176:3601 177:4692 178:3546 179:2079
180:2291 181:3011 182:3252 183:1957 184:2372 185:19528
186:4266 187:3833 188:3886 189:3316 190:8868 191:1315
192:11013 193:8618 194:7026 195:4961 196:2985 197:2383
198:5997 199:6036 200:7568 201:5714 202:10494 203:10036
204:4543 205:3432 206:3758 207:3389 208:4019 209:4667
210:4338 211:2456 212:4040 213:3422 214:1153 215:67
216:6468 217:2677 218:1291 219:573 220:1949 221:969
222:825 223:2165
End of report