`learnquestera.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:4b4a^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:d89b^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.75.74^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.216.155^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`kallie.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2655^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kallie.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c255^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kallie.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2255^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kallie.ns.cloudflare.com`
		A	108.162.194.85^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kallie.ns.cloudflare.com`
		A	162.159.38.85^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kallie.ns.cloudflare.com`
		A	172.64.34.85^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kallie.ns.cloudflare.com`
NS	`merlin.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bcd^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`merlin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1cd^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`merlin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21cd^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`merlin.ns.cloudflare.com`
		A	108.162.193.205^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`merlin.ns.cloudflare.com`
		A	172.64.33.205^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`merlin.ns.cloudflare.com`
		A	173.245.59.205^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`merlin.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.75.74, 172.67.216.155
		IPv6	2606:4700:3033::6815:4b4a, 2606:4700:3035::ac43:d89b
SOA	`kallie.ns.cloudflare.com`dns@cloudflare.com serial=2399426578

`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=1775064807

⚠️ On DNS blocklist: tif

Same first word

learnquestera.com

DNS History

6 records (6 active, 0 former)

●NSkallie.ns.cloudflare.com2026-03-30 → 2026-04-01 · 2 obs

● 2026-03-30 20:46:48
● 2026-04-01 17:42:18

●NSmerlin.ns.cloudflare.com2026-03-30 → 2026-04-01 · 2 obs

● 2026-03-30 20:46:48
● 2026-04-01 17:42:18

●A104.21.75.742026-03-30 → 2026-04-01 · 2 obs

● 2026-03-30 20:46:48
● 2026-04-01 17:42:18

●A172.67.216.1552026-03-30 → 2026-04-01 · 2 obs

● 2026-03-30 20:46:48
● 2026-04-01 17:42:18

●A2606:4700:3033::6815:4b4a2026-03-30 → 2026-04-01 · 2 obs

● 2026-03-30 20:46:48
● 2026-04-01 17:42:18

●A2606:4700:3035::ac43:d89b2026-03-30 → 2026-04-01 · 2 obs

● 2026-03-30 20:46:48
● 2026-04-01 17:42:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
learnquestera.com	merlin.ns.cloudflare.com, kallie.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.205

NS records: merlin.ns.cloudflare.com, kallie.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for learnquestera.com (unsigned zone)

⏱️ Timing

Total: 113ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.75.74, 172.67.216.155`
AAAA	2	`2606:4700:3035::ac43:d89b, 2606:4700:3033::6815:4b4a`
NS	2	`kallie.ns.cloudflare.com, merlin.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`kallie.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (merlin.ns.cloudflare.com, merlin.ns.cloudflare.com, merlin.ns.cloudflare.com...)

Analysis

IP Addresses

learnquestera.com maps to four IP numbers: 2606:4700:3033::6815:4b4a, 2606:4700:3035::ac43:d89b, 104.21.75.74 and 172.67.216.155.

other host names include www.teachercity.org, spain.surehosting.nl, alphafx.cn, alojamientosconectados.es and fslvtang.com; they share IP numbers with learnquestera.com.

Name Servers

Two name servers kallie.ns.cloudflare.com and merlin.ns.cloudflare.com handle the delegation for learnquestera.com.

learnquestera.com shares the same name server setup as other domains, for instance learnradiantcore.com, studyvyntheralista.com, tutorquixara.com, knowluminous.com and intellectquasarcore.com.

learnquestera.com at least partially shares name servers with other domains, for instance estimateevaluate.com, blindluckcasinos.fr, tdamemberinsure.com, hold-in.fun and elastron.com.tr.

These name servers are commonly used alongside sneh.ns.cloudflare.com, chan.ns.cloudflare.com and salvador.ns.cloudflare.com.

Six IP addresses per host:

kallie.ns.cloudflare.com points to 2606:4700:50::a29f:2655, 2803:f800:50::6ca2:c255, 2a06:98c1:50::ac40:2255, 108.162.194.85, 162.159.38.85 and 172.64.34.85; merlin.ns.cloudflare.com points to 2606:4700:58::adf5:3bcd, 2803:f800:50::6ca2:c1cd, 2a06:98c1:50::ac40:21cd, 108.162.193.205, 172.64.33.205 and 173.245.59.205

learnquestera.com - robtex.com