`f-maintenance.com`

DNSSEC	⚠️ Not signed
A	157.7.44.234^{🇯🇵 GMO-INTERNET157.7.40.0/21 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
		PTR	`users285.vip.heteml.jp`
NS	`dns0.heteml.jp` ⭐
		A	157.7.44.53^{🇯🇵 GMO-INTERNET157.7.40.0/21 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
			PTR	`dns510.heteml.jp`
NS	`dns1.heteml.jp`
		A	157.7.188.149^{🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
			PTR	`dns711.phy.heteml.jp`
MX	`mx.hetemail.jp` ⭐
		A	157.7.189.1^{🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan}
			PTR	`mx.heteml.jp`
TXT	`v=spf1 include:_spf.heteml.jp ~all`
SOA	`dns0.heteml.jp`hostmaster@f-maintenance.com serial=1776269297

`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=1776270227

Same first word

f-maintenance.com

DNS History

4 records (4 active, 0 former)

●NSdns0.heteml.jp2026-02-28 → 2026-04-15 · 2 obs

● 2026-02-28 13:01:36
● 2026-04-15 16:27:56

●NSdns1.heteml.jp2026-02-28 → 2026-04-15 · 2 obs

● 2026-02-28 13:01:36
● 2026-04-15 16:27:56

●MXmx.hetemail.jp2026-02-28 → 2026-04-15 · 2 obs

● 2026-02-28 13:01:36
● 2026-04-15 16:27:56

●A157.7.44.2342026-02-28 → 2026-04-15 · 2 obs

● 2026-02-28 13:01:36
● 2026-04-15 16:27:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net...	-
f-maintenance.com	dns0.heteml.jp, dns1.heteml.jp	-

✅ Authoritative Response

Server:157.7.44.53

NS records: dns0.heteml.jp, dns1.heteml.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for f-maintenance.com (unsigned zone)

⏱️ Timing

Total: 1201ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`157.7.44.234`
NS	2	`dns1.heteml.jp, dns0.heteml.jp`
MX	1	`mx.hetemail.jp (pri: 10)`
TXT	1	`v=spf1 include:_spf.heteml.jp ~all`
SOA	1	`dns0.heteml.jp hostmaster.f-maintenance.`

Analysis

IP Addresses

f-maintenance.com points to a single IP number: 157.7.44.234.

other host names for instance 24amigo.com, edbu.org, mail.j-mat.com, ivoteforart.com and api.bonjourbonjour.net share IP numbers with f-maintenance.com.

Name Servers

f-maintenance.com is delegated to two name servers: dns0.heteml.jp and dns1.heteml.jp.

f-maintenance.com shares the same name server setup as other domains, for example sms-gospel-hakata.net, ni-shin.co.jp, hiroostyle.com, mibororyokan.com and murakami-gomu.com.

Host names with one IP number:

The host dns0.heteml.jp points to 157.7.44.53 and the host dns1.heteml.jp points to 157.7.188.149.

Mail Servers

f-maintenance.com is handled by a single mail server, mx.hetemail.jp.

f-maintenance.com shares the same mail server setup as other domains, for instance rotiform-japan.com, pmg-factoring.com, yoshikei-mito.jp, bloomnail.net and gigazine.us.

f-maintenance.com shares some mail servers with other domains at least partially, for example dp2.jp.

Host name mx.hetemail.jp points to IP address 157.7.189.1.

f-maintenance.com - robtex.com