`chemistry-knowledge.com`

DNSSEC	⚠️ Not signed
A	66.81.203.137^{🇻🇬 AS4067666.81.203.0/24 Maintained by origin AS40034. Assigned to pyschznetworks (AS40676)}
NS	`dns1.register.com` ⚠️ Not in zone NS records
		A	162.159.27.248^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`dns2.register.com` ⚠️ Not in zone NS records
		A	162.159.26.197^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}

`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=1778697681

Subdomains

dns2.chemistry-knowledge.com

Same first word

chemistry-knowledge.com

DNS History

4 records (3 active, 1 former)

●NSdns1.register.com2026-02-23 → 2026-05-13 · 2 obs

● 2026-02-23 19:47:00
● 2026-05-13 19:00:54

●NSdns2.register.com2026-02-23 → 2026-05-13 · 2 obs

● 2026-02-23 19:47:00
● 2026-05-13 19:00:54

○A141.8.225.682018-08-17 → 2018-08-17 · 3 obs

● 2018-08-17 20:09:50
○ 2026-02-23 19:47:00
○ 2026-05-13 19:00:54

●A66.81.203.1372026-02-23 → 2026-05-13 · 3 obs

○ 2018-08-17 20:09:50
● 2026-02-23 19:47:00
● 2026-05-13 19:00:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, j.gtld-servers.net, a.gtld-servers.net, d.gtld-servers.net...	-
chemistry-knowledge.com	dns1.register.com, dns2.register.com	2 records

✅ Authoritative Response

Server:162.159.27.248

NS records: dns1.register.com, dns2.register.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for chemistry-knowledge.com (unsigned zone)

⏱️ Timing

Total: 311ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`66.81.203.137`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns1.register.com, dns2.register.com)

Analysis

Hierarchy

chemistry-knowledge.com is the parent of dns2.chemistry-knowledge.com.

IP Addresses

chemistry-knowledge.com points to a single IP number: 66.81.203.137.

other host names for instance hostmaster.knitbasics.com, cosmeticsurgerybest.com, gechunyanwushu.com, blitzbasic.com and patgraf.com share IP numbers with chemistry-knowledge.com.

Name Servers

chemistry-knowledge.com is delegated to two name servers: dns1.register.com and dns2.register.com.

chemistry-knowledge.com shares the same name server setup as other domains, for example sanfranciscomoon.com, protocol.org, weserve.com, windsorbridaljewelry.com and ayofoods.com.

chemistry-knowledge.com at least partially shares name servers with other domains, for instance cfainterviews.com, tabdesignarchitects.com, sugarbearfarm.com, anwcpa.com and mrgscience.com.

These name servers are often used together with the name servers dns083.d.register.com, dns177.d.register.com, dns082.d.register.com, dns176.d.register.com, dns232.c.register.com, dns246.c.register.com, dns213.b.register.com, dns027.c.register.com, dns244.c.register.com and dns235.c.register.com.

Host names with one IP number:

The host dns1.register.com points to 162.159.27.248 and the host dns2.register.com points to 162.159.26.197.

chemistry-knowledge.com - robtex.com