`studtwice.com`

DNSSEC	⚠️ Not signed
A	172.240.108.68^{🇺🇸 SERVERS172.240.108.0/24 .COM US WAS1}
A	172.240.108.76^{🇺🇸 SERVERS172.240.108.0/24 .COM US WAS1}
A	172.240.108.84^{🇺🇸 SERVERS172.240.108.0/24 .COM US WAS1}
A	172.240.127.234^{🇺🇸 SERVERS172.240.127.0/24 .COM WAS1}
A	172.240.127.242^{🇺🇸 SERVERS172.240.127.0/24 .COM WAS1}
A	172.240.127.243^{🇺🇸 SERVERS172.240.127.0/24 .COM WAS1}
A	172.240.127.244^{🇺🇸 SERVERS172.240.127.0/24 .COM WAS1}
A	172.240.253.132^{🇺🇸 SERVERS172.240.253.0/24 .COM WAS1}
NS	`ns1.publicdnsservice.com` ⭐
		A	52.223.51.231^{🇺🇸 Amazon52.223.48.0/20}
			PTR	`aa378b12f9b002b84.awsglobalaccelerator.com`
NS	`ns2.publicdnsservice.com`
		A	99.83.185.193^{🇺🇸 Amazon99.83.176.0/20}
			PTR	`aa378b12f9b002b84.awsglobalaccelerator.com`
SOA	`ns1.publicdnsservice.com`hostmaster@studtwice.com 2026-02-20 #4

`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

⚠️ On DNS blocklist: pro, pro.plus, tif, ultimate

Subdomains

www.studtwice.com

Same first word

studtwice.com

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
studtwice.com	ns1.publicdnsservice.com, ns2.publicdnsservice.com	2 records

✅ Authoritative Response

Server:99.83.185.193

NS records: ns1.publicdnsservice.com, ns2.publicdnsservice.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studtwice.com (unsigned zone)

⏱️ Timing

Total: 130ms | Queries: -

📄 Records

Type	Count	Sample Data
A	8	`172.240.108.84, 172.240.127.234...`
NS	2	`ns2.publicdnsservice.com, ns1.publicdnsservice.com`
SOA	1	`ns1.publicdnsservice.com hostmaster.stud`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.publicdnsservice.com, ns2.publicdnsservice.com)

Analysis

Hierarchy

www.studtwice.com has studtwice.com as its parent.

IP Addresses

studtwice.com points to eight IP numbers: 172.240.108.68, 172.240.108.76, 172.240.108.84, 172.240.127.234, 172.240.127.242, 172.240.127.243, 172.240.127.244 and 172.240.253.132.

Other host names, for instance clotheneedle.com, www.negationincriminate.com, www.complaintssplittingsuperlative.com, dubsteadily.com and www.chastedealingstems.com share IP numbers with studtwice.com.

Name Servers

Two name servers ns1.publicdnsservice.com and ns2.publicdnsservice.com are delegated to studtwice.com.

studtwice.com uses the same name server configuration as other domains, such as pattyendorseflashlight.com, jokingbeatingresign.com, prevailharewandering.com, caterdoubleperry.com and abdicateeffectlucky.com.

studtwice.com shares some name servers with other domains, for example pawsdefenseneigh.com.

Host names with a single IP address:

ns1.publicdnsservice.com points to 52.223.51.231

ns2.publicdnsservice.com points to 99.83.185.193

studtwice.com - robtex.com

studtwice.com

com