`technart.sixcore.jp`

DNSSEC	⚠️ Not signed
A	157.112.149.2^{🇯🇵 XSERVER-AS157.112.144.0/21 XSERVER Inc.}
		PTR	`sv201.sixcore.ne.jp`
NS	`ns1.sixcore.ne.jp` ⭐ ⚠️ Not in parent delegation
		A	202.226.36.232^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns1.sixcore.ne.jp`
NS	`ns2.sixcore.ne.jp` ⚠️ Not in parent delegation
		A	202.226.39.241^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns2.sixcore.ne.jp`
NS	`ns3.sixcore.ne.jp` ⚠️ Not in parent delegation
		A	202.226.37.248^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
			PTR	`ns3.sixcore.ne.jp`
MX	`technart.sixcore.jp` ⭐
		A	157.112.149.2^{🇯🇵 XSERVER-AS157.112.144.0/21 XSERVER Inc.}
			PTR	`sv201.sixcore.ne.jp`
TXT	`v=spf1 +a:sv201.sixcore.ne.jp +a:technart.sixcore.jp +mx include:spf.sender.x...`
SOA	`ns1.sixcore.ne.jp`root@sv0.sixcore.ne.jp serial=0

`sixcore.jp`

	DNSSEC	⚠️ Not signed
	A	202.226.36.231^{🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.}
	NS	`ns1.sixcore.ne.jp` ⭐
	NS	`ns2.sixcore.ne.jp`
	SOA	`ns1.sixcore.ne.jp`root@sv0.sixcore.ne.jp serial=0

rank #375211 globally
rank #6728 in the tld
📈 Tranco rank: #509,588

MX for

technart.sixcore.jp

Same first word

technart.net

Similar names

DNS History

5 records (5 active, 0 former)

●NSns1.sixcore.ne.jp2026-02-27 → 2026-05-12 · 2 obs

● 2026-02-27 12:32:00
● 2026-05-12 16:38:24

●NSns2.sixcore.ne.jp2026-02-27 → 2026-05-12 · 2 obs

● 2026-02-27 12:32:00
● 2026-05-12 16:38:24

●NSns3.sixcore.ne.jp2026-02-27 → 2026-05-12 · 2 obs

● 2026-02-27 12:32:00
● 2026-05-12 16:38:24

●MXtechnart.sixcore.jp2026-02-27 → 2026-05-12 · 2 obs

● 2026-02-27 12:32:00
● 2026-05-12 16:38:24

●A157.112.149.22026-02-27 → 2026-05-12 · 2 obs

● 2026-02-27 12:32:00
● 2026-05-12 16:38:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	c.dns.jp, b.dns.jp, g.dns.jp, h.dns.jp...	-
sixcore.jp	ns2.sixcore.ne.jp, ns1.sixcore.ne.jp	2 records

✅ Authoritative Response

Server:202.226.39.241

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sixcore.jp (unsigned zone)

⏱️ Timing

Total: 2650ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`157.112.149.2`
NS	3	`ns2.sixcore.ne.jp, ns3.sixcore.ne.jp...`
MX	1	`technart.sixcore.jp (pri: 0)`
TXT	1	`v=spf1 +a:sv201.sixcore.ne.jp +a:technar`
SOA	1	`ns1.sixcore.ne.jp root.sv0.sixcore.ne.jp`

📌 Glue Records Collected

Total: 2

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

Analysis

Mail Server Role

For technart.sixcore.jp, the mail server is technart.sixcore.jp.

IP Addresses

technart.sixcore.jp resolves to one IP number: 157.112.149.2.

other host names including www.laxtaxreturn.com, love-bird.co.jp, naturesprotection.jp, www.jfd.jp and sonnpo.com share IP numbers with technart.sixcore.jp.

Name Servers

technart.sixcore.jp is delegated to three name servers ns1.sixcore.ne.jp, ns2.sixcore.ne.jp and ns3.sixcore.ne.jp.

technart.sixcore.jp at least partially shares name servers with other domains, for instance arc-noah.com, discoverjapan-web.com, bigsize.jp, crystal-kiseki.com and shindan-conatus.com.

Host names with one IP number: ns1.sixcore.ne.jp points to 202.226.36.232; ns2.sixcore.ne.jp points to 202.226.39.241; ns3.sixcore.ne.jp points to 202.226.37.248.

Mail Servers

technart.sixcore.jp is served by a single mail server, technart.sixcore.jp.

technart.sixcore.jp resolves to IP 157.112.149.2.

technart.sixcore.jp - robtex.com