mails.dev - dns.ninja

`mails.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:2d11^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:cfcb^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.45.17^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.207.203^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`andronicus.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c71^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`andronicus.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c371^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`andronicus.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2371^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`andronicus.ns.cloudflare.com`
		A	108.162.195.113^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`andronicus.ns.cloudflare.com`
		A	162.159.44.113^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`andronicus.ns.cloudflare.com`
		A	172.64.35.113^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`andronicus.ns.cloudflare.com`
NS	`noor.ns.cloudflare.com`
		A	2606:4700:50::a29f:264a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`noor.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c24a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`noor.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:224a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`noor.ns.cloudflare.com`
		A	108.162.194.74^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`noor.ns.cloudflare.com`
		A	162.159.38.74^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`noor.ns.cloudflare.com`
		A	172.64.34.74^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`noor.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁴¹⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁷²⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`cloudflare_oauth_client_publisher=13a55cfcf79d470ee8d59fa645097970`
TXT	`v=spf1 include:_spf.mx.cloudflare.net include:send.resend.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.45.17, 172.67.207.203
		IPv6 hints	2606:4700:3031::6815:2d11, 2606:4700:3035::ac43:cfcb
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=145, name=cloudflare-ech.com
SOA	`andronicus.ns.cloudflare.com`dns@cloudflare.com serial=2409461263

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

🔒 HSTS Preload (+subdomains)

Same first word

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DNS History

11 records (9 active, 2 former)

●NSandronicus.ns.cloudflare.com2026-03-29 → 2026-07-22 · 2 obs

● 2026-03-29 16:06:02
● 2026-07-22 13:26:26

●NSnoor.ns.cloudflare.com2026-03-29 → 2026-07-22 · 2 obs

● 2026-03-29 16:06:02
● 2026-07-22 13:26:26

●MXroute1.mx.cloudflare.net2026-03-29 → 2026-07-22 · 2 obs

● 2026-03-29 16:06:02
● 2026-07-22 13:26:26

●MXroute2.mx.cloudflare.net2026-03-29 → 2026-07-22 · 2 obs

● 2026-03-29 16:06:02
● 2026-07-22 13:26:26

●MXroute3.mx.cloudflare.net2026-03-29 → 2026-07-22 · 2 obs

● 2026-03-29 16:06:02
● 2026-07-22 13:26:26

●A104.21.45.172026-03-29 → 2026-07-22 · 2 obs

● 2026-03-29 16:06:02
● 2026-07-22 13:26:26

●A172.67.207.2032026-03-29 → 2026-07-22 · 2 obs

● 2026-03-29 16:06:02
● 2026-07-22 13:26:26

●A2606:4700:3031::6815:2d112026-07-04 → 2026-07-22 · 3 obs

○ 2026-06-07 06:51:58
● 2026-07-04 20:07:54
● 2026-07-22 13:26:26

○A2606:4700:3031::ac43:cfcb2026-03-29 → 2026-06-07 · 4 obs

● 2026-03-29 16:06:02
● 2026-06-07 06:51:58
○ 2026-07-04 20:07:54
○ 2026-07-22 13:26:26

○A2606:4700:3035::6815:2d112026-03-29 → 2026-06-07 · 4 obs

● 2026-03-29 16:06:02
● 2026-06-07 06:51:58
○ 2026-07-04 20:07:54
○ 2026-07-22 13:26:26

●A2606:4700:3035::ac43:cfcb2026-07-04 → 2026-07-22 · 3 obs

○ 2026-06-07 06:51:58
● 2026-07-04 20:07:54
● 2026-07-22 13:26:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	10 records
mails.dev	noor.ns.cloudflare.com, andronicus.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.74

NS records: noor.ns.cloudflare.com, andronicus.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mails.dev (unsigned zone)

⏱️ Timing

Total: 925ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.45.17, 172.67.207.203`
AAAA	2	`2606:4700:3035::ac43:cfcb, 2606:4700:3031::6815:2d11`
NS	2	`andronicus.ns.cloudflare.com, noor.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 16), route3.mx.cloudflare.net (pri: 41)...`
TXT	2	`cloudflare_oauth_client_publisher=13a55c, v=spf1 include:_spf.mx.cloudflare.net in`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`andronicus.ns.cloudflare.com dns.cloudfl`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

Analysis

IP Addresses

mails.dev has four IP addresses: 104.21.45.17, 172.67.207.203, 2606:4700:3031::6815:2d11 and 2606:4700:3035::ac43:cfcb.

techzinglive.com, serveurliste.com, smtp.busung.go.th plus two other host names have IP numbers in common with mails.dev.

Name Servers

Two name servers handle the delegation for mails.dev: andronicus.ns.cloudflare.com and noor.ns.cloudflare.com.

The name server configuration of mails.dev is shared with other domains, for instance drpg.global, menkr.com, drpg.net and two others.

mails.dev has at least partial name server overlap with other domains, such as 1marketingsolutions.com, singatrend.click, qsbdsm.com and two others.

These name servers tend to appear together with the name servers colin.ns.cloudflare.com, treasure.ns.cloudflare.com and ed.ns.cloudflare.com.

Hosts with 6 IP addresses each:

andronicus.ns.cloudflare.com resolves to 108.162.195.113, 162.159.44.113 and 172.64.35.113 among others, with 3 other IP addresses in total.

noor.ns.cloudflare.com resolves to 108.162.194.74, 162.159.38.74 and 172.64.34.74 among others, with 3 other IP addresses in total.

Mail Servers

mails.dev has three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

At least some of the mail servers used by mails.dev are shared with other domains: 3fo.com, sedat.com.tr, extravagantie.nl and two others among them.

Hosts with 6 IP addresses each:

route1.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12 and 162.159.205.13 among others, with 3 other IP addresses in total.

route2.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18 and 162.159.205.19 among others, with 3 other IP addresses in total.

route3.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24 and 162.159.205.25 among others, with 3 other IP addresses in total.