`challengingthought.com`

DNSSEC	⚠️ Not signed
NS	`dns1.registrar-servers.com` ⭐
		A	2610:a1:1024::200^{🇺🇸 MAINT-ID-120082610:a1:1024::/48 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
		A	156.154.132.200^{🇺🇸 MAINT-ID-12008156.154.132.0/24 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
NS	`dns2.registrar-servers.com`
		A	2610:a1:1025::200^{🇺🇸 MAINT-ID-120082610:a1:1025::/48 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
		A	156.154.133.200^{🇺🇸 MAINT-ID-12008156.154.133.0/24 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
SOA	`dns1.registrar-servers.com`hostmaster@registrar-servers.com serial=1757329091

`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=1775428982

Same first word

challengingthought.com

DNS History

8 records (2 active, 6 former)

●NSdns1.registrar-servers.com2026-04-05 → 2026-04-05 · 2 obs

○ 2018-09-21 20:41:44
● 2026-04-05 22:56:04

●NSdns2.registrar-servers.com2026-04-05 → 2026-04-05 · 2 obs

○ 2018-09-21 20:41:44
● 2026-04-05 22:56:04

○NSredbusprimarydns.challengingthought.com2015-06-17 → 2018-09-21 · 3 obs

● 2015-06-17 04:01:54
● 2018-09-21 20:41:44
○ 2026-04-05 22:56:04

○NSredbussecondarydns.challengingthought.com2015-06-17 → 2018-09-21 · 3 obs

● 2015-06-17 04:01:54
● 2018-09-21 20:41:44
○ 2026-04-05 22:56:04

○A195.149.84.1002015-06-17 → 2018-09-21 · 3 obs

● 2015-06-17 04:01:54
● 2018-09-21 20:41:44
○ 2026-04-05 22:56:04

○A195.149.84.1012015-06-17 → 2018-09-21 · 3 obs

● 2015-06-17 04:01:54
● 2018-09-21 20:41:44
○ 2026-04-05 22:56:04

○A2001:67c:38c::642015-06-17 → 2018-09-21 · 3 obs

● 2015-06-17 04:01:54
● 2018-09-21 20:41:44
○ 2026-04-05 22:56:04

○A2001:67c:38c::652015-06-17 → 2018-09-21 · 3 obs

● 2015-06-17 04:01:54
● 2018-09-21 20:41:44
○ 2026-04-05 22:56:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
challengingthought.com	dns1.registrar-servers.com, dns2.registrar-servers.com	4 records

✅ Authoritative Response

Server:156.154.133.200

NS records: dns1.registrar-servers.com, dns2.registrar-servers.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for challengingthought.com (unsigned zone)

⏱️ Timing

Total: 80ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns1.registrar-servers.com, dns2.registrar-servers.com`
SOA	1	`dns1.registrar-servers.com hostmaster.re`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (dns1.registrar-servers.com, dns1.registrar-servers.com, dns2.registrar-servers.com...)

Analysis

Name Servers

challengingthought.com is delegated to two name servers: dns1.registrar-servers.com and dns2.registrar-servers.com.

challengingthought.com uses the same name server setup as other domains, for instance makemyspin.com, moondogstore.com, hughc.us, votacolor.com and ringitup.com.

challengingthought.com shares name servers with other domains at least partially; for example alemarat.com, davidhowland.net, bordercrossingslawfirm.com and purepro.org.

these name servers are often used with dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com.

Host names with two IP numbers:

The host dns1.registrar-servers.com points to 2610:a1:1024::200 and 156.154.132.200.

The host dns2.registrar-servers.com points to 2610:a1:1025::200 and 156.154.133.200.

challengingthought.com - robtex.com