tfcl.co.jp - robtex.com

tfcl.co.jp

DNSSEC⚠️ Not signed
NSns1.hs.ctc.jp ⭐
A2001:f58:10:1005::102🇯🇵 CTCX2001:f58::/32 Chubu Telecommunications Company, Inc. Sakae 2-2-5, Naka-ku, Nagoya-shi, 460-0008 JAPAN
PTRns1.hs.ctc.jp
A218.216.179.154🇯🇵 CTCX218.216.179.0/24 Chubu Telecommunications Company, Inc.
NSns2.dc.ctc.ad.jp
A2001:f58:10:1001::102🇯🇵 CTCX2001:f58::/32 Chubu Telecommunications Company, Inc. Sakae 2-2-5, Naka-ku, Nagoya-shi, 460-0008 JAPAN
PTRns2.dc.ctc.ad.jp
NSns3.ctc.jp
A2406:da14:463:7801:dbb3:ecb4:d989:e9bc🇯🇵 Amazon2406:da14:400::/38 AMAZON AWS
A13.230.125.104🇯🇵 Amazon13.230.0.0/15 EC2 NRT prefix
PTRns3.ctc.jp
MXtfcl-co-jp.mail.protection.outlook.com ⭐
A2a01:111:f403:cc1a::🇯🇵 Microsoft2a01:111:f000::/36
PTRmail-tycp286cu02600.inbound.protection.outlook.com
A2a01:111:f403:cc1a::1🇯🇵 Microsoft2a01:111:f000::/36
PTRmail-ty3p286cu00101.inbound.protection.outlook.com
A2a01:111:f403:cc1a::2🇯🇵 Microsoft2a01:111:f000::/36
PTRmail-tyvp286cu00302.inbound.protection.outlook.com
A2a01:111:f403:cc1f::🇯🇵 Microsoft2a01:111:f000::/36
PTRmail-os9p286cu00100.inbound.protection.outlook.com
A52.101.124.0🇯🇵 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-tycp286cu02600.inbound.protection.outlook.com
A52.101.124.1🇯🇵 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-ty3p286cu00101.inbound.protection.outlook.com
A52.101.157.10🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-os0p286cu01302.inbound.protection.outlook.com
A52.101.157.11🇺🇸 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-os0p286cu01203.inbound.protection.outlook.com
TXTv=spf1 include:spf.protection.outlook.com include:_spf.activegate-ss.jp -all
TXTMS=ms31361801
SOAns1.hs.ctc.jpdensan\@ml.tfcl.co.jp 2024-05-10 #0

co.jp

DNSSEC⚠️ Not signed
TXTco.jp.
WOT: SAFE (61/100)
WOT: SAFE (58/100)

Subdomains

web.tfcl.co.jp

Same first word

tfcl.com
tfcl.app
tfcl.co.th
tfcl.co.jp
tfcl.in
tfcl.ca

Similar names

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fltc.ie
ltcf.ws
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cflt.edu.vn
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ctlf.org
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lftc.org
tlcf.com
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cflt.be
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lftc.cn
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tflc.co.uk
fclt.org
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tflc.jp
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ltfc.org
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fctl.app
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ftlc.net
fctl.sk
ltfc.org.uk
tclf.org
flct.us
tflc.ru
cflt.com
fclt.co.jp
tlfc.co.uk
fclt.cn
ltfc.edu.hk
cflt.com.cn
clft.org
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tlcf.it
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fltc.eu
cftl.de
fctl.ca
cltf.com
tlcf.co.uk
clft.de
lftc.co.uk
ltfc.ie
ltcf.com
tflc.us
tlfc.com
lcft.org.uk
tclf.us
fltc.net
tclf.com
cftl.com
tflc.ca
ltfc.cn
ctfl.com
ftcl.co.in
cftl.net
ctfl.de
ftlc.in
lctf.com
fctl.net

DNS History

8 records (4 active, 4 former)

20162017201820192020202120222023202420252026NSns1.hs.ctc.jpns2.dc.ctc.ad.jpns3.ctc.jpns6-tk01.ocn.ad.jpns6-tk02.ocn.ad.jpMXtfcl-co-jp.mail.protection.outlook.commx2.mail-filter.nifty.comtfsms229.tfcl.co.jp
●NSns1.hs.ctc.jp2019-01-05 → 2026-08-11 · 3 obs
○ 2017-01-15 00:58:06
● 2019-01-05 16:14:14
● 2026-08-11 10:00:36
●NSns2.dc.ctc.ad.jp2019-01-05 → 2026-08-11 · 3 obs
○ 2017-01-15 00:58:06
● 2019-01-05 16:14:14
● 2026-08-11 10:00:36
●NSns3.ctc.jp2026-06-21 → 2026-08-11 · 3 obs
○ 2019-01-05 16:14:14
● 2026-06-21 13:40:22
● 2026-08-11 10:00:36
○NSns6-tk01.ocn.ad.jp2015-06-15 → 2017-01-15 · 4 obs
● 2015-06-15 08:13:02
● 2017-01-15 00:58:06
○ 2019-01-05 16:14:14
○ 2026-08-11 10:00:36
○NSns6-tk02.ocn.ad.jp2015-06-15 → 2017-01-15 · 4 obs
● 2015-06-15 08:13:02
● 2017-01-15 00:58:06
○ 2019-01-05 16:14:14
○ 2026-08-11 10:00:36
○MXmx2.mail-filter.nifty.com2019-01-05 → 2019-01-05 · 4 obs
○ 2017-01-15 00:58:06
● 2019-01-05 16:14:14
○ 2026-06-21 13:40:22
○ 2026-08-11 10:00:36
●MXtfcl-co-jp.mail.protection.outlook.com2026-06-21 → 2026-08-11 · 3 obs
○ 2019-01-05 16:14:14
● 2026-06-21 13:40:22
● 2026-08-11 10:00:36
○MXtfsms229.tfcl.co.jp2015-06-15 → 2017-01-15 · 4 obs
● 2015-06-15 08:13:02
● 2017-01-15 00:58:06
○ 2019-01-05 16:14:14
○ 2026-08-11 10:00:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
tfcl.co.jpns2.dc.ctc.ad.jp, ns3.ctc.jp, ns1.hs.ctc.jp2 records

✅ Authoritative Response

Server:218.216.179.154

NS records: ns2.dc.ctc.ad.jp, ns3.ctc.jp, ns1.hs.ctc.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tfcl.co.jp (unsigned zone)

⏱️ Timing

Total: 1338ms | Queries: -

📄 Records

TypeCountSample Data
NS3ns1.hs.ctc.jp, ns3.ctc.jp...
MX1tfcl-co-jp.mail.protection.outlook.com (
TXT2v=spf1 include:spf.protection.outlook.co, MS=ms31361801
SOA1ns1.hs.ctc.jp densan\.ml.tfcl.co.jp

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns3.ctc.jp, ns3.ctc.jp)

Analysis

Hierarchy

tfcl.co.jp is a parent domain of web.tfcl.co.jp.

Name Servers

tfcl.co.jp is delegated to three name servers: ns3.ctc.jp, ns1.hs.ctc.jp and ns2.dc.ctc.ad.jp.

tfcl.co.jp shares at least some of its name servers with other domains, including amk.or.jp, hamaotome.co.jp, library.toyohashi.aichi.jp and two others.

These name servers are frequently paired with the name servers ns0.dc.ctc.ad.jp and dns-x.sinet.ad.jp.

Hostnames that resolve to two IP addresses:

ns3.ctc.jp points to 13.230.125.104 and 2406:da14:463:7801:dbb3:ecb4:d989:e9bc.

ns1.hs.ctc.jp points to 218.216.179.154 and 2001:f58:10:1005::102.

Hosts with just one IP address:

ns2.dc.ctc.ad.jp points to 2001:f58:10:1001::102.

Mail Servers

Mail for tfcl.co.jp is handled by a single mail server, tfcl-co-jp.mail.protection.outlook.com.

tfcl-co-jp.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.124.0, 52.101.124.1, 52.101.157.10 and 5 others.