🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`aimasterclass.work`

DNSSEC	⚠️ Not signed
A	157.120.209.30^{🇯🇵 GMOOSK-NET157.120.209.0/24 GMO Internet Group, Inc. Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
		PTR	`www1140.onamae.ne.jp`
NS	`ns-rs1.gmoserver.jp` ⭐
		A	157.7.32.87^{🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team.}
			PTR	`ns-rs1.gmoserver.jp`
NS	`ns-rs2.gmoserver.jp`
		A	157.7.33.87^{🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team.}
			PTR	`ns-rs2.gmoserver.jp`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c08::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f26.1e100.net`
		A	2607:f8b0:4004:c08::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f27.1e100.net`
		A	2607:f8b0:4004:c09::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f27.1e100.net`
		A	2607:f8b0:4004:c0b::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bj-in-f26.1e100.net`
		A	172.253.139.26^{🇺🇸 Google172.253.139.0/24}
			PTR	`yuiadsk-in-f26.1e100.net`
		A	172.253.139.27^{🇺🇸 Google172.253.139.0/24}
			PTR	`yuiadsk-in-f27.1e100.net`
		A	173.194.45.27^{🇺🇸 Google173.194.0.0/16}
			PTR	`yuiadum-in-f27.1e100.net`
		A	192.178.155.26^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	192.178.155.27^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f27.1e100.net`
TXT	`google-site-verification=txj8KkPmZZRjp4-rNAYtnO_7uK2fGQefjQWOOh-E4nw`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`ns-rs1.gmoserver.jp`hostmaster@gmoserver.jp serial=1773028325

`work`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.work` ⭐
	NS	`b.nic.work`
	NS	`c.nic.work`
	NS	`x.nic.work`
	NS	`y.nic.work`
	NS	`z.nic.work`
	SOA	`a.nic.work`admin@tldns.godaddy serial=1793085780

⚠️ On DNS blocklist: spam-tlds

Same first word

Similar names

Previous names

Next names

DNS History

4 records (4 active, 0 former)

●NSns-rs1.gmoserver.jp2026-08-27 → 2026-10-27 · 2 obs

● 2026-08-27 12:41:02
● 2026-10-27 07:44:54

●NSns-rs2.gmoserver.jp2026-08-27 → 2026-10-27 · 2 obs

● 2026-08-27 12:41:02
● 2026-10-27 07:44:54

●MXsmtp.google.com2026-08-27 → 2026-10-27 · 2 obs

● 2026-08-27 12:41:02
● 2026-10-27 07:44:54

●A157.120.209.302026-08-27 → 2026-10-27 · 2 obs

● 2026-08-27 12:41:02
● 2026-10-27 07:44:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
work	a.nic.work, b.nic.work, c.nic.work, x.nic.work...	12 records
aimasterclass.work	ns-rs1.gmoserver.jp, ns-rs2.gmoserver.jp	-

✅ Authoritative Response

Server:157.7.33.87

NS records: ns-rs1.gmoserver.jp, ns-rs2.gmoserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for aimasterclass.work (unsigned zone)

⏱️ Timing

Total: 1531ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`157.120.209.30`
NS	2	`ns-rs1.gmoserver.jp, ns-rs2.gmoserver.jp`
MX	1	`smtp.google.com (pri: 1)`
TXT	2	`google-site-verification=txj8KkPmZZRjp4-, v=spf1 include:_spf.google.com ~all`
SOA	1	`ns-rs1.gmoserver.jp hostmaster.gmoserver`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.nic.work, a.nic.work, b.nic.work...)

Analysis

IP Addresses

aimasterclass.work resolves to just one IP address, 157.120.209.30.

Two other host names, along with blossom2026jp.com, synerize.jp and jam-state.com, also share IP numbers with aimasterclass.work.

Name Servers

aimasterclass.work is delegated to two name servers: ns-rs1.gmoserver.jp and ns-rs2.gmoserver.jp.

aimasterclass.work shares its NS records with other domains, for example makuw.jp, murajiauto.com, office-ampo.net and two others.

Each of ns-rs1.gmoserver.jp and ns-rs2.gmoserver.jp has one IP address: ns-rs1.gmoserver.jp uses 157.7.32.87 and ns-rs2.gmoserver.jp uses 157.7.33.87.

Mail Servers

The sole mail server for aimasterclass.work is smtp.google.com.

Among the domains sharing a mail server setup with aimasterclass.work are dfweasywash.com, bioservsmo.com.br, thesocialfix.ca and two others.

aimasterclass.work shares mail servers with at least some other domains, such as divcapital.com, bioseed.com.ph and unleashedservices.ca.

With 9 IP addresses total, smtp.google.com resolves to 172.253.139.26, 172.253.139.27, 173.194.45.27 and 6 others.

aimasterclass.work - robtex.com