tsknet.co.jp - dns.ninja

tsknet.co.jp

DNSSEC⚠️ Not signed
A219.94.156.137🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTR137.156.94.219.static.www108b.sakura.ne.jp
NSmaster.dns.ne.jp ⭐
A210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRmaster.dns.ne.jp
NSns1.dns.ne.jp
A61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRns1.dns.ne.jp
NSns2.dns.ne.jp
A133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan
PTRns2.dns.ne.jp
MXtsknet-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
A52.101.124.1🇯🇵 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-ty3p286cu00101.inbound.protection.outlook.com
A52.101.124.6🇯🇵 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-tyvp286cu00206.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
TXTMS=3BAB1F8070BD9A008A3EF371B6B43069546188C8
TXTMS=ms53765953
TXTv=spf1 +ip4:54.65.19.175/32 include:spf.protection.outlook.com include:_spf.a...
SOAmaster.dns.ne.jptech@sakura.ad.jp 2026-05-12 #2

co.jp

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

Previously MX for

tsknet.co.jp

Same first word

tsknet.co.jp
tsknet.or.jp
tsknet.com
tsknet.info
tsknet.eu.org
tsknet.jp

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tnstek.com

DNS History

6 records (5 active, 1 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpMXtsknet-co-jp.mail.protection.outlook.comtsknet.co.jpA219.94.156.137
●NSmaster.dns.ne.jp2015-06-07 → 2026-08-02 · 2 obs
● 2015-06-07 21:47:22
● 2026-08-02 13:27:06
●NSns1.dns.ne.jp2015-06-07 → 2026-08-02 · 2 obs
● 2015-06-07 21:47:22
● 2026-08-02 13:27:06
●NSns2.dns.ne.jp2015-06-07 → 2026-08-02 · 2 obs
● 2015-06-07 21:47:22
● 2026-08-02 13:27:06
●MXtsknet-co-jp.mail.protection.outlook.com2026-06-28 → 2026-08-02 · 3 obs
○ 2017-07-02 16:49:14
● 2026-06-28 14:45:26
● 2026-08-02 13:27:06
○MXtsknet.co.jp2015-06-07 → 2017-07-02 · 4 obs
● 2015-06-07 21:47:22
● 2017-07-02 16:49:14
○ 2026-06-28 14:45:26
○ 2026-08-02 13:27:06
●A219.94.156.1372015-06-07 → 2026-08-02 · 2 obs
● 2015-06-07 21:47:22
● 2026-08-02 13:27:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpc.dns.jp, h.dns.jp, e.dns.jp, f.dns.jp...-
tsknet.co.jpns2.dns.ne.jp, ns1.dns.ne.jp2 records

✅ Authoritative Response

Server:61.211.236.1

NS records: ns2.dns.ne.jp, ns1.dns.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 385ms | Queries: -

📄 Records

TypeCountSample Data
A1219.94.156.137
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1tsknet-co-jp.mail.protection.outlook.com
TXT3MS=3BAB1F8070BD9A008A3EF371B6B4306954618, MS=ms53765953...
SOA1master.dns.ne.jp tech.sakura.ad.jp

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.dns.ne.jp, ns1.dns.ne.jp)

Analysis

IP Addresses

tsknet.co.jp resolves to just one IP address, 219.94.156.137.

137.156.94.219.static.www108b.sakura.ne.jp is an example of another host name that shares IP numbers with tsknet.co.jp.

Name Servers

tsknet.co.jp has three name servers — master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

The name servers of tsknet.co.jp overlap at least partially with those of other domains — among them chaki.info, ss-board.jp, ipstar.ne.jp and two more.

Each of the three hostnames points to exactly one IP address: master.dns.ne.jp points to 210.224.172.18, ns1.dns.ne.jp points to 61.211.236.1 and ns2.dns.ne.jp points to 133.167.21.1.

Mail Servers

The sole mail server for tsknet.co.jp is tsknet-co-jp.mail.protection.outlook.com.

With 8 IP addresses total, tsknet-co-jp.mail.protection.outlook.com resolves to 52.101.124.1, 52.101.124.6, 52.101.157.10 and 5 others.