`tooltutor.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

Same first word

tooltutor.com

Similar names

trouttool.co.uk

DNS History

6 records (3 active, 3 former)

●NSns.buydomains.com2015-11-04 → 2026-03-22 · 2 obs

● 2015-11-04 01:45:14
● 2026-03-22 16:31:08

●NSthis-domain-for-sale.com2026-03-06 → 2026-03-22 · 3 obs

○ 2015-11-04 01:45:14
● 2026-03-06 16:01:02
● 2026-03-22 16:31:08

○A141.8.225.1242016-01-21 → 2016-04-28 · 5 obs

○ 2015-11-04 01:45:14
● 2016-01-21 20:38:32
● 2016-04-28 19:12:22
○ 2017-01-18 04:29:16
○ 2026-03-22 16:31:08

●A207.148.248.1432017-01-18 → 2026-03-22 · 3 obs

○ 2016-04-28 19:12:22
● 2017-01-18 04:29:16
● 2026-03-22 16:31:08

○A50.63.202.1042015-11-04 → 2015-11-04 · 4 obs

○ 2015-06-11 12:42:58
● 2015-11-04 01:45:14
○ 2016-01-21 20:38:32
○ 2026-03-22 16:31:08

○A66.151.181.492015-06-11 → 2015-06-11 · 3 obs

● 2015-06-11 12:42:58
○ 2015-11-04 01:45:14
○ 2026-03-22 16:31:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net, i.gtld-servers.net...	-
tooltutor.com	ns.buydomains.com, this-domain-for-sale.com	2 records

✅ Authoritative Response

Server: 52.20.26.87

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tooltutor.com (unsigned zone)

⏱️ Timing

Total: 119ms | 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

IP Addresses

tooltutor.com points to an IP address: 207.148.248.143.

other host names include cashboomer.com, iseg.net, www.smashingtiles.com, dcsprint.com and hostmaster.hostsys.com; they share IP numbers with tooltutor.com.

Name Servers

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

tooltutor.com shares the same name server setup as other domains, for instance perrs.com, hitbazaar.com, williamcollier.com, valueroute.com and christmasfiles.com.

tooltutor.com at least partially shares name servers with other domains, such as pazzo.org, householdnetworking.com and downtownfaith.com.

Host names with a single IP

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

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

tooltutor.com - robtex.com

tooltutor.com

com