`mail.certainkey.com`

DNSSEC

⚠️ Not signed

`certainkey.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::6815:58d2^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:9960^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.88.210^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.153.96^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jack.ns.cloudflare.com` ⭐
NS	`magnolia.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.88.210, 172.67.153.96
		IPv6 hints	2606:4700:3036::6815:58d2, 2606:4700:3037::ac43:9960
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=8, name=cloudflare-ech.com
SOA	`jack.ns.cloudflare.com`dns@cloudflare.com serial=2409175478

WOT: SAFE (50/100)
WOT: SAFE (32/100)

Previously MX for

certainkey.com

Same first word

mail.sky

mail.town

mail.sh

mail.nom.za

mail.com.br

mail.com.ph

mail.com.ng

mail.bike

mail.gr

mail.golf

mail.srv.br

mail.dyn-vpn.de

mail.serveminecraft.net

mail.gov.cn

mail.staba.jp

mail.pinoko.jp

mail.in.th

mail.insure

mail.tech

mail.rakkestad.no

mail.gov.bm

mail.com.py

mail.guru

mail.bing

mail.lv

mail.babyblue.jp

mail.in-berlin.de

mail.no-ip.biz

mail.host

mail.net.ar

mail.management

mail.qld.gov.au

mail.pm

mail.wf

mail.ltd

mail.com.pe

mail.marketing

mail.velvet.jp

mail.fage

mail.coach

mail.abbott

mail.weir

mail.wroclaw.pl

mail.et

mail.za.net

mail.bz

mail.fakefur.jp

mail.sb

mail.ht

mail.ax

mail.spdns.eu

mail.collegefan.org

mail.com.cn

mail.cab

mail.vn.ua

mail.lat

mail.mg.gov.br

mail.kiev.ua

mail.mydns.tw

mail.report

mail.fail

mail.gov.ee

mail.blogspot.com

mail.gob.bo

mail.dnsfor.me

mail.dix.asia

mail.gov.nr

mail.sg

mail.eu.com

mail.camp

mail.nic.za

mail.pink

mail.vg

mail.guide

mail.chips.jp

mail.info

mail.simplesite.com

mail.gw

mail.tv

mail.jellybean.jp

mail.eg

mail.chu.jp

mail.gouv.sn

mail.gov.la

mail.sub.jp

mail.co.ro

mail.bielsko.pl

mail.com.sg

mail.kikirara.jp

mail.mydns.jp

mail.hr

mail.gov.tn

mail.pb.gov.br

mail.oops.jp

mail.eu

mail.(0x7075737379)cat.jp

mail.tm

mail.boo.jp

mail.co.za

mail.zp.ua

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liam.ro

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liam.ph

almi.lt

lima.mobi

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mail.cx

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ilma.cc

DNS History

3 records (0 active, 3 former)

○A134.117.69.1042009-01-22 → 2009-01-22 · 3 obs

● 2009-01-22 08:15:58
○ 2015-06-17 16:42:32
○ 2026-08-09 18:17:16

○A66.228.56.652015-06-17 → 2016-08-11 · 4 obs

○ 2009-01-22 08:15:58
● 2015-06-17 16:42:32
● 2016-08-11 11:38:42
○ 2026-08-09 18:17:16

○CNAMEquickman.certainkey.com2009-01-22 → 2009-01-22 · 3 obs

● 2009-01-22 08:15:58
○ 2015-06-17 16:42:32
○ 2026-08-09 18:17:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
certainkey.com	jack.ns.cloudflare.com, magnolia.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.121

NS records: jack.ns.cloudflare.com, magnolia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for certainkey.com (unsigned zone)

⏱️ Timing

Total: 90ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 12

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

mail.certainkey.com - dns.ninja