`firefox-app-update.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:7c2^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:bbfc^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.7.194^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.187.252^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
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`
NS	`rayne.ns.cloudflare.com`
		A	2606:4700:50::a29f:260b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rayne.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c20b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rayne.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:220b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rayne.ns.cloudflare.com`
		A	108.162.194.11^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rayne.ns.cloudflare.com`
		A	162.159.38.11^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rayne.ns.cloudflare.com`
		A	172.64.34.11^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rayne.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.7.194, 172.67.187.252
		IPv6 hints	2606:4700:3032::6815:7c2, 2606:4700:3032::ac43:bbfc
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=186, name=cloudflare-ech.com
SOA	`merlin.ns.cloudflare.com`dns@cloudflare.com serial=2399926208

`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=1776216827

⚠️ On DNS blocklist: tif

Same first word

firefox-app-update.com

DNS History

6 records (6 active, 0 former)

●NSmerlin.ns.cloudflare.com2026-03-30 → 2026-04-15 · 2 obs

● 2026-03-30 10:21:52
● 2026-04-15 01:40:18

●NSrayne.ns.cloudflare.com2026-03-30 → 2026-04-15 · 2 obs

● 2026-03-30 10:21:52
● 2026-04-15 01:40:18

●A104.21.7.1942026-03-30 → 2026-04-15 · 2 obs

● 2026-03-30 10:21:52
● 2026-04-15 01:40:18

●A172.67.187.2522026-03-30 → 2026-04-15 · 2 obs

● 2026-03-30 10:21:52
● 2026-04-15 01:40:18

●A2606:4700:3032::6815:7c22026-03-30 → 2026-04-15 · 2 obs

● 2026-03-30 10:21:52
● 2026-04-15 01:40:18

●A2606:4700:3032::ac43:bbfc2026-03-30 → 2026-04-15 · 2 obs

● 2026-03-30 10:21:52
● 2026-04-15 01:40:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
firefox-app-update.com	merlin.ns.cloudflare.com, rayne.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.205

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firefox-app-update.com (unsigned zone)

⏱️ Timing

Total: 149ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.7.194, 172.67.187.252`
AAAA	2	`2606:4700:3032::ac43:bbfc, 2606:4700:3032::6815:7c2`
NS	2	`merlin.ns.cloudflare.com, rayne.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`merlin.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

firefox-app-update.com points to four IP numbers: 2606:4700:3032::6815:7c2, 2606:4700:3032::ac43:bbfc, 104.21.7.194 and 172.67.187.252.

Other host names including www.edinburghrugby.org, cunial.co.il, orchidsforum.com, www.simplypaid.com and 39v1.ptcap.cn share IP numbers with firefox-app-update.com.

Name Servers

firefox-app-update.com's delegation uses two name servers, merlin.ns.cloudflare.com and rayne.ns.cloudflare.com.

firefox-app-update.com shares the same name server setup as other domains, for example mallru.com, imtex.com, imtex.co.uk, cornholeaddicts.com and chineserestaurantmckinney.com.

firefox-app-update.com at least partially shares name servers with other domains, including techmicro.cl, yorstonlodge.com, autobusesgarciamateos.es, speedtest.net.ru and focusnetsite.co.uk.

These name servers are often used together with chan.ns.cloudflare.com.

Host names with six IP numbers:

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.

rayne.ns.cloudflare.com points to: 2606:4700:50::a29f:260b, 2803:f800:50::6ca2:c20b, 2a06:98c1:50::ac40:220b, 108.162.194.11, 162.159.38.11 and 172.64.34.11.

firefox-app-update.com - robtex.com