`contentchange.com`

DNSSEC	⚠️ Not signed
A	207.148.248.143^{🇺🇸 EIG-29873207.148.248.0/24}
		PTR	`ip-207-148-248-143.defastlink.net`
NS	`ns.buydomains.com` ⚠️ Not in zone NS records
		A	52.20.26.87^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
			PTR	`ec2-52-20-26-87.compute-1.amazonaws.com`
NS	`this-domain-for-sale.com` ⚠️ Not in zone NS records
		A	52.20.26.87^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
			PTR	`ec2-52-20-26-87.compute-1.amazonaws.com`

`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=1771291435

Subdomains

mx1.contentchange.com

mx2.contentchange.com

Same first word

contentchange.com

DNS History

5 records (3 active, 2 former)

●NSns.buydomains.com2015-07-24 → 2026-03-06 · 2 obs

● 2015-07-24 05:21:54
● 2026-03-06 19:39:50

●NSthis-domain-for-sale.com2026-02-15 → 2026-03-06 · 3 obs

○ 2015-07-24 05:21:54
● 2026-02-15 20:16:26
● 2026-03-06 19:39:50

○A141.8.225.1242015-12-14 → 2016-07-15 · 5 obs

○ 2015-07-24 05:21:54
● 2015-12-14 20:50:58
● 2016-07-15 16:53:02
○ 2017-04-01 22:02:08
○ 2026-03-06 19:39:50

●A207.148.248.1432017-04-01 → 2026-03-06 · 3 obs

○ 2016-07-15 16:53:02
● 2017-04-01 22:02:08
● 2026-03-06 19:39:50

○A50.63.202.1042015-07-24 → 2015-07-24 · 3 obs

● 2015-07-24 05:21:54
○ 2015-12-14 20:50:58
○ 2026-03-06 19:39:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
contentchange.com	ns.buydomains.com, this-domain-for-sale.com	2 records

✅ Authoritative Response

Server: 52.4.207.204

NS records: ns.buydomains.com, this-domain-for-sale.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contentchange.com (unsigned zone)

⏱️ Timing

Total: 146ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`207.148.248.143`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.buydomains.com, this-domain-for-sale.com)

Analysis

Hierarchy

contentchange.com is a parent of mx1.contentchange.com and mx2.contentchange.com.

IP Addresses

contentchange.com points to a single IP: 207.148.248.143.

Other host names, for instance caterase.com, a638.phobos.usefulltips.com, wildvancouver.com, swaptoy.com and brodion.com share IP numbers with contentchange.com.

Name Servers

Two name servers this-domain-for-sale.com and ns.buydomains.com handle delegation for contentchange.com.

contentchange.com uses the same name server setup as other domains, for example iwmp.org, spleti.com, ksilver.com, aubard.com and knowpsychology.com.

contentchange.com shares name servers with other domains at least partially, for instance seacrafters.com, hitechdads.com and lundom.com.

Host names with one IP number

Host name this-domain-for-sale.com points to 52.20.26.87

Host name ns.buydomains.com points to 52.20.26.87

Host names that point to 52.20.26.87: this-domain-for-sale.com and ns.buydomains.com

contentchange.com - robtex.com