`gredmann.com`

DNSSEC	⚠️ Not signed
A	211.21.63.179^{🇹🇼 HiNet211.21.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
		PTR	`spam.gredmann.com`
NS	`ns53.worldnic.com` ⭐
		A	162.159.26.165^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns54.worldnic.com`
		A	162.159.27.8^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`spam.gredmann.com` ⭐
		A	211.21.63.179^{🇹🇼 HiNet211.21.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`spam.gredmann.com`
TXT	`v=spf1 ip4:211.21.63.179 -all`
TXT	`MS=1A52B57D2D405E68D249EBB85CA97DAA40DDF0D9`
TXT	`google-site-verification=z1vhTfQOrtkmvklRui_CTP-GuxssRDsSH7dpE-UU4bY`
SOA	`NS53.WORLDNIC.com`namehost@WORLDNIC.com serial=125072906

`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=1778520591

Subdomains

mail.gredmann.com

www.gredmann.com

spam.gredmann.com

Same first word

gredmann.com

DNS History

5 records (4 active, 1 former)

●NSns53.worldnic.com2007-09-02 → 2026-05-11 · 2 obs

● 2007-09-02 06:30:36
● 2026-05-11 17:36:38

●NSns54.worldnic.com2007-09-02 → 2026-05-11 · 2 obs

● 2007-09-02 06:30:36
● 2026-05-11 17:36:38

○MXmail.gredmann.com2007-09-02 → 2015-07-13 · 4 obs

● 2007-09-02 06:30:36
● 2015-07-13 20:51:22
○ 2015-11-14 15:20:18
○ 2026-05-11 17:36:38

●MXspam.gredmann.com2015-11-14 → 2026-05-11 · 3 obs

○ 2015-07-13 20:51:22
● 2015-11-14 15:20:18
● 2026-05-11 17:36:38

●A211.21.63.1792015-07-13 → 2026-05-11 · 3 obs

○ 2007-09-02 06:30:36
● 2015-07-13 20:51:22
● 2026-05-11 17:36:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
gredmann.com	ns53.worldnic.com, ns54.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.27.8

NS records: ns53.worldnic.com, ns54.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gredmann.com (unsigned zone)

⏱️ Timing

Total: 762ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`211.21.63.179`
NS	2	`ns54.worldnic.com, ns53.worldnic.com`
MX	1	`spam.gredmann.com (pri: 10)`
TXT	3	`v=spf1 ip4:211.21.63.179 -all, MS=1A52B57D2D405E68D249EBB85CA97DAA40DDF...`
SOA	1	`NS53.WORLDNIC.com namehost.WORLDNIC.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns53.worldnic.com, ns54.worldnic.com)

Analysis

Hierarchy

gredmann.com is a parent of mail.gredmann.com, www.gredmann.com and spam.gredmann.com.

IP Addresses

gredmann.com resolves to one IP number: 211.21.63.179.

Other host names for instance spam.gredmann.com and spam.goldsuntech.com.tw share IP numbers with gredmann.com.

Name Servers

gredmann.com's delegation uses two name servers: ns53.worldnic.com and ns54.worldnic.com.

gredmann.com uses the same name server setup as other domains, such as bordervisibility.com, cheadlelaw.net, assessmentevaluation.com, risa.com and cyrusnet.com.

gredmann.com at least partially shares name servers with other domains, for example cmmshow.com.

Host names with a single IP address: ns53.worldnic.com points to 162.159.26.165; ns54.worldnic.com points to 162.159.27.8.

Mail Servers

A single mail server handles gredmann.com, spam.gredmann.com.

Host name spam.gredmann.com resolves to a single IP: 211.21.63.179.

gredmann.com - robtex.com

gredmann.com

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