`mfe.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:984a^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:2086^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.32.134^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.152.74^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`coby.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b5c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coby.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c15c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`coby.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:215c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`coby.ns.cloudflare.com`
		A	108.162.193.92^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coby.ns.cloudflare.com`
		A	172.64.33.92^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coby.ns.cloudflare.com`
		A	173.245.59.92^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`coby.ns.cloudflare.com`
NS	`dayana.ns.cloudflare.com`
		A	2606:4700:50::a29f:2667^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dayana.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c267^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dayana.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2267^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dayana.ns.cloudflare.com`
		A	108.162.194.103^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dayana.ns.cloudflare.com`
		A	162.159.38.103^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dayana.ns.cloudflare.com`
		A	172.64.34.103^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dayana.ns.cloudflare.com`
MX	`mx1-us.emailsecurity.app` ⭐
		A	40.121.188.167^{🇺🇸 Microsoft40.120.0.0/14}
			PTR	`mx1-us.emailsecurity.app`
MX	`mx2-us.emailsecurity.app` ⭐
		A	172.212.4.33^{🇬🇧 Microsoft172.208.0.0/13}
			PTR	`mx1-us.emailsecurity.app`
TXT	`v=spf1 include:spf.protection.outlook.com include:spf.sendmail.mfetech.io -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.32.134, 172.67.152.74
		IPv6 hints	2606:4700:3030::ac43:984a, 2606:4700:3035::6815:2086
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=121, name=cloudflare-ech.com
SOA	`coby.ns.cloudflare.com`dns@cloudflare.com serial=2399838079

`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

mfe.io

mfe.no

mfe.su

mfe.engineering

mfe.net.au

mfe.se

mfe.at

mfe.bz

mfe.ch

mfe.hk

mfe.me

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mfe.com

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mfe.ie

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mfe.govt.nz

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mfe.mo

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mfe.gov.lb

mfe.com.hk

mfe.ag

Similar names

fem.lighting

fme.ly

efm.us

fem.nu

fem.bg

emf.org.hk

efm.fr

fem.org.mx

fme.org

fem.it

efm.info

fem.com.tw

fme.cl

fem.uk.com

efm.co.tz

mef.tel

mef.gw

fme.es

efm.co.kr

efm.lk

efm.ch

fem.co

mef.to

emf.co.tt

emf.cl

mef.co

fem.se

fem.be

fem.cl

emf.ee

fme.co.nz

efm.co.uk

efm.at

emf.se

emf.fm

mef.ch

efm.com

mef.org.my

efm.net

mef.edu.tr

mef.io

mef.cz

efm.tech

fem.cc

emf.com.vn

fem.us

fme.vn

mef.gov.it

fem.city

emf.com.lb

fem.social

mef.gov.py

efm.net.au

fem.pl

fem.com

efm.amsterdam

efm.co.in

fme.cc

emf.agency

emf.org

emf.dk

mef.info

emf.org.pk

fem.ch

emf.org.uk

fem.co.uk

fme.co.za

fem.pt

mef.co.id

emf.ca

efm.me

emf.fr

fem.kz

emf.domains

emf.studio

fem.com.tr

mef.ci

mef.com.tr

mef.dk

fem.tienda

mef.moscow

mef.org.br

emf.web.tr

mef.cn

mef.md

DNS History

10 records (8 active, 2 former)

●NScoby.ns.cloudflare.com2026-02-15 → 2026-04-23 · 2 obs

● 2026-02-15 14:18:04
● 2026-04-23 17:52:46

●NSdayana.ns.cloudflare.com2026-02-15 → 2026-04-23 · 2 obs

● 2026-02-15 14:18:04
● 2026-04-23 17:52:46

●MXmx1-us.emailsecurity.app2026-02-15 → 2026-04-23 · 3 obs

○ 2017-08-16 20:37:48
● 2026-02-15 14:18:04
● 2026-04-23 17:52:46

●MXmx2-us.emailsecurity.app2026-02-15 → 2026-04-23 · 3 obs

○ 2017-08-16 20:37:48
● 2026-02-15 14:18:04
● 2026-04-23 17:52:46

○MXyour-dns-needs-immediate-attention.dev2017-08-16 → 2017-08-16 · 3 obs

● 2017-08-16 20:37:48
○ 2026-02-15 14:18:04
○ 2026-04-23 17:52:46

●A104.21.32.1342026-02-15 → 2026-04-23 · 3 obs

○ 2017-08-16 20:37:48
● 2026-02-15 14:18:04
● 2026-04-23 17:52:46

○A127.0.53.532017-08-16 → 2017-08-16 · 3 obs

● 2017-08-16 20:37:48
○ 2026-02-15 14:18:04
○ 2026-04-23 17:52:46

●A172.67.152.742026-02-15 → 2026-04-23 · 3 obs

○ 2017-08-16 20:37:48
● 2026-02-15 14:18:04
● 2026-04-23 17:52:46

●A2606:4700:3030::ac43:984a2026-02-15 → 2026-04-23 · 3 obs

○ 2017-08-16 20:37:48
● 2026-02-15 14:18:04
● 2026-04-23 17:52:46

●A2606:4700:3035::6815:20862026-02-15 → 2026-04-23 · 3 obs

○ 2017-08-16 20:37:48
● 2026-02-15 14:18:04
● 2026-04-23 17:52:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	-
mfe.dev	coby.ns.cloudflare.com, dayana.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.103

NS records: coby.ns.cloudflare.com, dayana.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mfe.dev (unsigned zone)

⏱️ Timing

Total: 1116ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.32.134, 172.67.152.74`
AAAA	2	`2606:4700:3030::ac43:984a, 2606:4700:3035::6815:2086`
NS	2	`coby.ns.cloudflare.com, dayana.ns.cloudflare.com`
MX	2	`mx1-us.emailsecurity.app (pri: 0), mx2-us.emailsecurity.app (pri: 0)`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`coby.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

mfe.dev refers to four IP numbers: 2606:4700:3030::ac43:984a, 2606:4700:3035::6815:2086, 104.21.32.134 and 172.67.152.74.

Other host names, for instance advancedse.com.au, eu-smr.eu, www.agri-biz.com, mail.ganeshaoperation.com and cem-cal.com share IP numbers with mfe.dev.

Name Servers

mfe.dev's delegation uses two name servers: coby.ns.cloudflare.com and dayana.ns.cloudflare.com.

mfe.dev uses the same name server setup as other domains, such as servicesl.co, xosoplus.com, milestoneadvisors.com, sunstarheaters.com and bongda.today.

mfe.dev at least partially shares name servers with other domains, including sunvingroup.com, 10037.mobi, solutionsstore.co.uk, molligefrauen.com and causingacommotion.com.

Host names with six IP numbers:

coby.ns.cloudflare.com points to 2606:4700:58::adf5:3b5c, 2803:f800:50::6ca2:c15c, 2a06:98c1:50::ac40:215c, 108.162.193.92, 172.64.33.92 and 173.245.59.92.

dayana.ns.cloudflare.com points to 2606:4700:50::a29f:2667, 2803:f800:50::6ca2:c267, 2a06:98c1:50::ac40:2267, 108.162.194.103, 162.159.38.103 and 172.64.34.103.

Mail Servers

mfe.dev is served by two mail servers mx1-us.emailsecurity.app and mx2-us.emailsecurity.app.

mfe.dev shares the same mail server setup as other domains, for instance artofnaturalbeauty.com, eastgoshen.org, brucenissan.com, newsregister.com and ashevilleabc.com.

mfe.dev shares at least some mail servers with other domains, for example mohrretail.com, protexer.com, hotelfontanixtapa.com, gypsumwholesalers.com and taxvault.io.

Host names with a single IP address: mx1-us.emailsecurity.app points to 40.121.188.167; mx2-us.emailsecurity.app points to 172.212.4.33.

mfe.dev - robtex.com

mfe.dev

dev

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`mfe.dev`

`dev`