`gakukansetsu.com`

DNSSEC	⚠️ Not signed
A	49.212.207.106^{🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
		PTR	`www3096.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	`gakukansetsu.com` ⭐
		A	49.212.207.106^{🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan}
			PTR	`www3096.sakura.ne.jp`
SOA	`master.dns.ne.jp`tech@sakura.ad.jp 2025-02-24 #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=1785497767

WOT: UNKNOWN (69/100)

MX for

gakukansetsu.com

Same first word

gakukansetsu.org

gakukansetsu.com

DNS History

6 records (5 active, 1 former)

●NSmaster.dns.ne.jp2015-09-02 → 2026-07-31 · 2 obs

● 2015-09-02 18:05:12
● 2026-07-31 12:03:22

●NSns1.dns.ne.jp2015-09-02 → 2026-07-31 · 2 obs

● 2015-09-02 18:05:12
● 2026-07-31 12:03:22

●NSns2.dns.ne.jp2015-09-02 → 2026-07-31 · 2 obs

● 2015-09-02 18:05:12
● 2026-07-31 12:03:22

●MXgakukansetsu.com2015-09-02 → 2026-07-31 · 2 obs

● 2015-09-02 18:05:12
● 2026-07-31 12:03:22

○A202.181.97.732015-09-02 → 2017-07-26 · 4 obs

● 2015-09-02 18:05:12
● 2017-07-26 08:27:06
○ 2026-02-15 12:39:24
○ 2026-07-31 12:03:22

●A49.212.207.1062026-02-15 → 2026-07-31 · 3 obs

○ 2017-07-26 08:27:06
● 2026-02-15 12:39:24
● 2026-07-31 12:03:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
gakukansetsu.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 gakukansetsu.com (unsigned zone)

⏱️ Timing

Total: 1112ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`49.212.207.106`
NS	2	`ns1.dns.ne.jp, ns2.dns.ne.jp`
MX	1	`gakukansetsu.com (pri: 10)`
SOA	1	`master.dns.ne.jp tech.sakura.ad.jp`

Analysis

Mail Server Role

gakukansetsu.com serves as a mail server for gakukansetsu.com.

IP Addresses

gakukansetsu.com has exactly one IP address — 49.212.207.106.

wisdom.sakura.ne.jp, metropassport.net, neneya.net plus two other host names have IP numbers in common with gakukansetsu.com.

Name Servers

gakukansetsu.com is served by three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

There is at least partial name server overlap between gakukansetsu.com and other domains — gassho.jp, onokai.net, idm-tokyo.com and two more among them.

master.dns.ne.jp has IP address 210.224.172.18, ns1.dns.ne.jp has IP address 61.211.236.1 and ns2.dns.ne.jp has IP address 133.167.21.1 — one address each.

Mail Servers

gakukansetsu.com uses exactly one mail server, which is gakukansetsu.com.

gakukansetsu.com resolves to 49.212.207.106 and no other IP number.

gakukansetsu.com - robtex.com