sinkou.info - robtex.com

sinkou.info

DNSSEC⚠️ Not signed
A210.133.164.244🇯🇵 TAM210.133.160.0/19 CIDR BLOCK 1 3146-1, Hirono, Kamiichi-machi, Nakaniikawa-gun, Toyama, 930-0412 Japan
PTRvsite2.tam.ne.jp
NSdns0.tam.ne.jp ⭐
A210.133.160.7🇯🇵 TAM210.133.160.0/19 CIDR BLOCK 1 3146-1, Hirono, Kamiichi-machi, Nakaniikawa-gun, Toyama, 930-0412 Japan
PTRseri.tam.ne.jp
NSdns1.tam.ne.jp
A210.133.161.249🇯🇵 TAM210.133.160.0/19 CIDR BLOCK 1 3146-1, Hirono, Kamiichi-machi, Nakaniikawa-gun, Toyama, 930-0412 Japan
PTRdns1.tam.ne.jp
NSdns2.tam.ne.jp
A210.133.161.245🇯🇵 TAM210.133.160.0/19 CIDR BLOCK 1 3146-1, Hirono, Kamiichi-machi, Nakaniikawa-gun, Toyama, 930-0412 Japan
PTRdns2.tam.ne.jp
MXvmail1.tam.ne.jp ⭐
A210.133.164.248🇯🇵 TAM210.133.160.0/19 CIDR BLOCK 1 3146-1, Hirono, Kamiichi-machi, Nakaniikawa-gun, Toyama, 930-0412 Japan
PTRvmail1.tam.ne.jp
TXTv=spf1 ip4:210.133.164.128/25 ~all
TXTgoogle-site-verification=YysuVaEZ8plZ9iLvW5QFDMUFfCmUeJMRG2EcYfHzg54
SOAdns0.tam.ne.jppostmaster@tam.ne.jp serial=202511040

info

DNSSEC🔒 Signed (DS record present)
NSa0.info.afilias-nst.info ⭐
NSa2.info.afilias-nst.info
NSb0.info.afilias-nst.org ⚠️ Not in parent delegation
NSb2.info.afilias-nst.org ⚠️ Not in parent delegation
NSc0.info.afilias-nst.info
NSd0.info.afilias-nst.org ⚠️ Not in parent delegation
SOAa0.info.afilias-nst.infohostmaster@donuts.email serial=1782118244

Same first word

sinkou.org
sinkou.info
sinkou.net
sinkou.jp

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DNS History

9 records (5 active, 4 former)

20162017201820192020202120222023202420252026NSdns0.tam.ne.jpdns1.tam.ne.jpdns2.tam.ne.jpnewton.tam.ne.jppythagoras.tam.ne.jpMXvmail1.tam.ne.jpvs1.tam.ne.jpA210.133.164.244210.133.164.132
●NSdns0.tam.ne.jp2017-02-10 → 2026-06-22 · 3 obs
○ 2016-03-13 12:00:34
● 2017-02-10 04:50:04
● 2026-06-22 09:27:28
●NSdns1.tam.ne.jp2017-02-10 → 2026-06-22 · 3 obs
○ 2016-03-13 12:00:34
● 2017-02-10 04:50:04
● 2026-06-22 09:27:28
●NSdns2.tam.ne.jp2017-02-10 → 2026-06-22 · 3 obs
○ 2016-03-13 12:00:34
● 2017-02-10 04:50:04
● 2026-06-22 09:27:28
○NSnewton.tam.ne.jp2015-07-13 → 2016-03-13 · 4 obs
● 2015-07-13 05:03:28
● 2016-03-13 12:00:34
○ 2017-02-10 04:50:04
○ 2026-06-22 09:27:28
○NSpythagoras.tam.ne.jp2015-07-13 → 2016-03-13 · 4 obs
● 2015-07-13 05:03:28
● 2016-03-13 12:00:34
○ 2017-02-10 04:50:04
○ 2026-06-22 09:27:28
●MXvmail1.tam.ne.jp2019-12-29 → 2026-06-22 · 3 obs
○ 2017-02-10 04:50:04
● 2019-12-29 09:55:40
● 2026-06-22 09:27:28
○MXvs1.tam.ne.jp2015-07-13 → 2017-02-10 · 4 obs
● 2015-07-13 05:03:28
● 2017-02-10 04:50:04
○ 2019-12-29 09:55:40
○ 2026-06-22 09:27:28
○A210.133.164.1322019-12-29 → 2019-12-29 · 3 obs
● 2019-12-29 09:55:40
○ 2026-06-15 13:03:48
○ 2026-06-22 09:27:28
●A210.133.164.2442026-06-15 → 2026-06-22 · 3 obs
○ 2019-12-29 09:55:40
● 2026-06-15 13:03:48
● 2026-06-22 09:27:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
infoa0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info-
sinkou.infodns1.tam.ne.jp, dns2.tam.ne.jp-

✅ Authoritative Response

Server:210.133.161.245

NS records: dns1.tam.ne.jp, dns2.tam.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sinkou.info (unsigned zone)

⏱️ Timing

Total: 1136ms | Queries: -

📄 Records

TypeCountSample Data
A1210.133.164.244
NS2dns1.tam.ne.jp, dns2.tam.ne.jp
MX1vmail1.tam.ne.jp (pri: 10)
TXT2v=spf1 ip4:210.133.164.128/25 ~all, google-site-verification=YysuVaEZ8plZ9iL
SOA1dns0.tam.ne.jp postmaster.tam.ne.jp

Analysis

IP Addresses

sinkou.info has exactly one IP address — 210.133.164.244.

Other hosts including matushima-co.com, www.matushima-co.com and vsite2.tam.ne.jp share IP addresses with sinkou.info.

Name Servers

sinkou.info is delegated to three name servers: dns0.tam.ne.jp, dns1.tam.ne.jp and dns2.tam.ne.jp.

There is at least partial name server overlap between sinkou.info and other domains — 224.155.210.in-addr.arpa, 119.55.202.in-addr.arpa, 134.241.202.in-addr.arpa and two more among them.

These name servers are routinely deployed together with the name servers ns.nice-tv.jp.

dns0.tam.ne.jp, dns1.tam.ne.jp and dns2.tam.ne.jp each resolve to a single IP address: dns0.tam.ne.jp resolves to 210.133.160.7, dns1.tam.ne.jp resolves to 210.133.161.249 and dns2.tam.ne.jp resolves to 210.133.161.245.

Mail Servers

sinkou.info uses one mail server — vmail1.tam.ne.jp.

The mail server setup of sinkou.info matches that of other domains such as net3-i.jp, carfield.jp, kamiichi-hearty.jp and two others.

vmail1.tam.ne.jp resolves to a single IP number: 210.133.164.248.