`terashima-office.com`

DNSSEC	⚠️ Not signed
A	153.120.112.220^{🇯🇵 SAKURA-A153.120.0.0/17 (2/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan}
		PTR	`220.112.120.153.static.www7492m.sakura.ne.jp`
NS	`master.dns.ne.jp` ⭐
		A	210.224.172.18^{🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`master.dns.ne.jp`
NS	`ns1.dns.ne.jp`
		A	61.211.236.1^{🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`ns1.dns.ne.jp`
NS	`ns2.dns.ne.jp`
		A	133.167.21.1^{🇯🇵 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}
			PTR	`ns2.dns.ne.jp`
MX	`terashima-office.com` ⭐
		A	153.120.112.220^{🇯🇵 SAKURA-A153.120.0.0/17 (2/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan}
			PTR	`220.112.120.153.static.www7492m.sakura.ne.jp`
TXT	`v=spf1 a:www7492m.sakura.ne.jp mx ~all`
TXT	`google-site-verification=4e2iIRg3JibiF_Gv9pamONoWUVY89IGMudQ1EupDknY`
SOA	`master.dns.ne.jp`tech@sakura.ad.jp 2025-08-12 #2

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1775946302

MX for

terashima-office.com

Same first word

terashima-office.com

Similar names

office-terashima.com

DNS History

5 records (5 active, 0 former)

●NSmaster.dns.ne.jp2026-02-23 → 2026-04-11 · 2 obs

● 2026-02-23 11:42:24
● 2026-04-11 22:40:06

●NSns1.dns.ne.jp2026-02-23 → 2026-04-11 · 2 obs

● 2026-02-23 11:42:24
● 2026-04-11 22:40:06

●NSns2.dns.ne.jp2026-02-23 → 2026-04-11 · 2 obs

● 2026-02-23 11:42:24
● 2026-04-11 22:40:06

●MXterashima-office.com2026-02-23 → 2026-04-11 · 2 obs

● 2026-02-23 11:42:24
● 2026-04-11 22:40:06

●A153.120.112.2202026-02-23 → 2026-04-11 · 2 obs

● 2026-02-23 11:42:24
● 2026-04-11 22:40:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
terashima-office.com	ns1.dns.ne.jp, ns2.dns.ne.jp	-

✅ Authoritative Response

Server:133.167.21.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for terashima-office.com (unsigned zone)

⏱️ Timing

Total: 1216ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`153.120.112.220`
NS	2	`ns1.dns.ne.jp, ns2.dns.ne.jp`
MX	1	`terashima-office.com (pri: 10)`
TXT	2	`v=spf1 a:www7492m.sakura.ne.jp mx ~all, google-site-verification=4e2iIRg3JibiF_G`
SOA	1	`master.dns.ne.jp tech.sakura.ad.jp`

Analysis

Mail Server Role

For terashima-office.com, the mail server is terashima-office.com.

IP Addresses

terashima-office.com resolves to one IP number: 153.120.112.220.

other host names including oozora-office.com, syuri.net, 220.112.120.153.static.www7492m.sakura.ne.jp, kamaban.com and cuore-office.com share IP numbers with terashima-office.com.

Name Servers

terashima-office.com is delegated to three name servers master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

terashima-office.com at least partially shares name servers with other domains, for instance next-level.co.jp, knga.org, rocket-jp.com, amagasaki-library.jp and mrise.jp.

Host names with one IP number: master.dns.ne.jp points to 210.224.172.18; ns1.dns.ne.jp points to 61.211.236.1; ns2.dns.ne.jp points to 133.167.21.1.

Mail Servers

terashima-office.com is served by a single mail server, terashima-office.com.

terashima-office.com resolves to IP 153.120.112.220.

terashima-office.com - robtex.com