iamroot.tech
Toggle navigation
Internet tools
DNS lookup
DNS propagation check
Port scan + probeing
WHOIS / RDAP lookup
HTTP/S request tool
TLS/SSL certificate check
beta
E-mail DNSBL blacklist check
Reverse DNS
CIDR calculator
beta
ASN database lookup
beta
What is my IPv4 and IPv6?
GeoIP location
QR code generator
Dev tools
Color contrast checker
Color picker
Lorem ipsum generator
URL encode/decode
HTML encode/decode
BASE64 encode/decode
Hash calculator (CRC64 - MD5 - SHA - RIPEMD)
Misc tools
Password generator
World map, day/night + local time
beta
All tools
Page nav
Page nav
iamroot.tech
Internet tools
DNS lookup
DNS propagation check
Port scan + probeing
WHOIS / RDAP lookup
HTTP/S request tool
TLS/SSL certificate check
beta
E-mail DNSBL blacklist check
Reverse DNS
CIDR calculator
beta
ASN database lookup
beta
What is my IPv4 and IPv6?
GeoIP location
QR code generator
Dev tools
Color contrast checker
Color picker
Lorem ipsum generator
URL encode/decode
HTML encode/decode
BASE64 encode/decode
Hash calculator (CRC64 - MD5 - SHA - RIPEMD)
Misc tools
Password generator
World map, day/night + local time
beta
Internet tools
DNS lookup
DNS propagation check
Port scan + probeing
WHOIS / RDAP lookup
HTTP/S request tool
TLS/SSL certificate check
beta
E-mail DNSBL blacklist check
Reverse DNS
CIDR calculator
beta
ASN database lookup
beta
What is my IPv4 and IPv6?
GeoIP location
QR code generator
Dev tools
Color contrast checker
Color picker
Lorem ipsum generator
URL encode/decode
HTML encode/decode
BASE64 encode/decode
Hash calculator (CRC64 - MD5 - SHA - RIPEMD)
Misc tools
Password generator
World map, day/night + local time
beta
CTRL+D to bookmark
Add to homescreen
×
Tap the 'Share button' at the bottom of the screen:
Scroll down the list, and select 'Add to Home Screen':
Tap the menu icon (3 dots - upper right-hand corner):
and select 'Add to homescreen'.:
ASN database
You may find these sub-pages interesting as well:
Top ASN's by country
Directory of +1.200 verified looking glass url's
NEW: ASN database statistics
Related tools
DNS lookup
DNS lookup / nslookup / DIG of DNS records. An online tool for DNS lookups. By default recursive lookups querying the authoritative name servers. Lookups on specific DNS resolvers are also possible. Additionally, it will look up secondary records and output a full log of what was done on a technical level.
WHOIS / RDAP lookup
Perform WHOIS and/or RDAP lookups on domains, IP addresses, and ASNs. Will output all available technical info, contact info, etc.
Reverse DNS
Perform reverse DNS (rDNS/PTR) lookups of any IP.
CIDR calculator
beta
IP to CIDR calculation tool with subnet info. The reverse, CIDR ranges to IP addresses, is also possible. Last but not least, it includes a tool for refactoring groups of IPs, domain names, and/or other CIDR ranges.
What is my IPv4 and IPv6?
Check your own IP - both IPv4 and IPv6. Works as a connectivity test as well.
GeoIP location
Online tool GeoIP location of any IP and/or domain.
World map, day/night + local time
beta
Beautiful day/night map of the world, with markup of all major cities including local date and time.
Result
AS131948, FORNEXT Inc.
Last update of data:
11-04-2024 22:54 UTC
ASN:
AS131948 (FORNEXT)
Country:
JP - Japan (Asia)
Org.:
FORNEXT Inc.
Stats:
Peers
26
IX'es
4
Prefixes
2
IPv4
256
IPv6
1,2E+24
Contact:
FORNEXT Inc.
JP
History
Date
Peers
IX'es
Prefixes
IPv4
IPv6
Before 22-11-2023
23
4
2
256
1,2E+24
22-11-2023
+2
-
-
-
-
21-12-2023
-1
-
-
-
-
18-01-2024
-1
-
-
-
-
14-03-2024
+1
-
-
-
-
11-04-2024
+2
-
-
-
-
Current
26
4
2
256
1,2E+24
Peers
Country
Relationship
ASN
Organization
Peers
Prefix'es
Australia
Upstream
AS4826
VOCUS PTY LTD
896
152
Australia
Upstream
AS137409
GSL Networks Pty LTD
716
263
Britain (UK)
Upstream
AS60068
Datacamp Limited
788
374
Britain (UK)
Peer
AS9002
RETN Limited
3.269
36
France
Upstream
AS35280
F5 Networks SARL
5.543
35
Hong Kong
Upstream
AS9304
HGC Global Communications Limited
1.199
64
India
Upstream
AS9583
Sify Limited
466
1.334
Japan
Peer
AS2500
WIDE-BB
263
5
Japan
Peer
AS59105
Home NOC Operators Group
421
5
Japan
Peer
AS151420
Rapid-Fire-y
486
4
Japan
Downstream
AS9367
Tokyo Institute of Technology
5
2
Japan
Downstream
AS10004
Phoenix Communications Inc.
16
11
Japan
Downstream
AS17686
ACCELIA
35
6
Japan
Downstream
AS23661
CLARA ONLINE, Inc.
13
13
Japan
Downstream
AS45679
Tatsumi, Tomo
6
3
Japan
Downstream
AS131910
SORACOM. INC.
6
3
Luxembourg
Peer
AS199524
G-Core Labs S.A.
5.241
452
Netherlands
Upstream
AS16265
LeaseWeb Network B.V.
353
-
Netherlands
Peer
AS49544
i3D.net B.V
6.510
134
Philippines
Upstream
AS135607
Infinivan Incorporated
594
130
Singapore
Upstream
AS24482
SG.GS
8.488
17
Singapore
Peer
AS18106
Viewqwest Pte Ltd
2.150
29
Taiwan
Peer
AS134823
Sky Digital Co., Ltd.
502
23
United States
Upstream
AS6939
Hurricane Electric LLC
10.632
262
United States
Peer
AS1828
Unitas Global LLC
5.373
251
United States
Peer
AS14907
Wikimedia Foundation Inc.
1.667
19
- - show more (+15 entries) - -
- - show less (-15 entries) - -
Internet eXchange (IX) connections
Country
City
IX name
Port speed
Members
Hong Kong
Hong Kong
BBIX Hong Kong
-
85
Netherlands
Amsterdam
BBIX Amsterdam
-
34
Singapore
Singapore
BBIX Singapore
-
126
United States
-
BBIX US-West
-
56
Announced (uniq) prefixes
Country
ASN
Announced prefix
Description
Size
Japan
AS131948
103.177.117.0/24
FORNEXT Inc.
256
Country
ASN
Announced prefix
Description
Size
Japan
AS131948
2001:df0:2440::/48
FORNEXT Inc.
1,2E+24
Log
000
+000
Parse input (ASN)
000
+000
Search database for 'AS131948'
002
+002
1 ASN's found
002
+000
Done
002
+000
Load details of AS131948
008
+006
2 prefixes found
037
+030
26 peers found
041
+004
4 IX members found (4 connections)
043
+002
6 historical items loaded
044
+000
Done