optimusg.dk

📜 Historical scan 2026-08-19 23:29:41 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

optimusg.dk is a .dk domain served by 2 nameservers (greg.ns.cloudflare.com, maya.ns.cloudflare.com). It was registered on 24 February 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.72.22 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.com. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 279ms

Nameserver	IP addresses	PTR	ASN / ISP
greg.ns.cloudflare.com	108.162.193.115 172.64.33.115 173.245.59.115 2606:4700:58::adf5:3b73 2803:f800:50::6ca2:c173 2a06:98c1:50::ac40:2173	greg.ns.cloudflare.com greg.ns.cloudflare.com greg.ns.cloudflare.com greg.ns.cloudflare.com greg.ns.cloudflare.com greg.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
maya.ns.cloudflare.com	108.162.192.194 172.64.32.194 173.245.58.194 2606:4700:50::adf5:3ac2 2803:f800:50::6ca2:c0c2 2a06:98c1:50::ac40:20c2	maya.ns.cloudflare.com maya.ns.cloudflare.com maya.ns.cloudflare.com maya.ns.cloudflare.com maya.ns.cloudflare.com maya.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 222ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.72.22	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.174.29	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 223ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

2 records 359ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:ae1d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::6815:4816	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 235ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.72.22,172.67.174.29 ech=AEX+DQBBMQAgACDtpi7W3/7MredOW2mTXb87vqqSDkPCxU6HZREqW8kAeQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:ae1d,2606:4700:3033::6815:4816

🔌 SRV Records#

1 records 371ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-11 00:54:49

www	104.21.72.22 172.67.174.29 2606:4700:3031::ac43:ae1d 2606:4700:3033::6815:4816 (AS13335) (address records, no CNAME)
www vs bare domain	Same network optimusg.dk: 104.21.72.22 172.67.174.29 2606:4700:3031::ac43:ae1d 2606:4700:3033::6815:4816 (AS13335) www.optimusg.dk: 104.21.72.22 172.67.174.29 2606:4700:3031::ac43:ae1d 2606:4700:3033::6815:4816 (AS13335)
Wildcard	No

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.optimusg.dk	pr6N1OmNpBSXLdY0eJYE4cP9bgiM2FGIZKIaTxCexwQ
TXT	_acme-challenge.optimusg.dk	SduJYnL-8sfDO9ldaOOfa218p6foL7n2_cjipO6MUz8

🔗 TLSA / DANE#

2 records 461ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…

🔐 DNSSEC#

800ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2412591591
Primary NS (MNAME)	greg.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-19 06:29:56

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2015-02-24
Expires	2027-02-28 (128d)

🔗 Same registrant#

447 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
123shop.dk	Punktum dk A/S (direct)
aab112.dk	Punktum dk A/S (direct)
aab35.dk	Punktum dk A/S (direct)
aalborgamt.dk	Punktum dk A/S (direct)
aalborgepoxy.dk	Punktum dk A/S (direct)
aalborgpsykologer.dk	Punktum dk A/S (direct)
aalborgtagmaling.dk	Punktum dk A/S (direct)
abarto.dk	Punktum dk A/S (direct)
acholdings.dk	Punktum dk A/S (direct)
acl.dk	Punktum dk A/S (direct)
advokatincasso.dk	Punktum dk A/S (direct)
aftenbladet.dk	STANDOUT A/S
aidslinien.dk	Punktum dk A/S (direct)
aios.dk	Punktum dk A/S (direct)
akiba-sushi.dk	Punktum dk A/S (direct)
altogingenting.dk	STANDOUT A/S
amagerentreprenoeren.dk	Punktum dk A/S (direct)
amakult.dk	Punktum dk A/S (direct)
amoinfo.dk	Punktum dk A/S (direct)
analytics-manager.dk	Punktum dk A/S (direct)
anbefalingen.dk	Punktum dk A/S (direct)
anlægsgartnertbl.dk	Punktum dk A/S (direct)
anywhere.dk	STANDOUT A/S
aqcell.dk	Punktum dk A/S (direct)
aqua-on.dk	Punktum dk A/S (direct)
arlanga.dk	Punktum dk A/S (direct)
automobil-guiden.dk	STANDOUT A/S
autorun.dk	Punktum dk A/S (direct)
autospareparts.dk	STANDOUT A/S
babysale.dk	Punktum dk A/S (direct)
backboneaviation.dk	Punktum dk A/S (direct)
backup-idag.dk	Punktum dk A/S (direct)
baneplan.dk	Punktum dk A/S (direct)
basemedia.dk	Punktum dk A/S (direct)
battistini.dk	Punktum dk A/S (direct)
bbue.dk	Punktum dk A/S (direct)
bedemænd-københavn.dk	Punktum dk A/S (direct)
bedrefremtid.dk	STANDOUT A/S
bekaemp-skadedyr.dk	STANDOUT A/S
betalingsmidler.dk	STANDOUT A/S
betashop.dk	Punktum dk A/S (direct)
bil-blog.dk	Punktum dk A/S (direct)
bil-guiden.dk	STANDOUT A/S
billig-gulvafslibning-kbh.dk	STANDOUT A/S
billig-nytaarsfest.dk	Punktum dk A/S (direct)
billigkup.dk	STANDOUT A/S
billigste-tilbud.dk	Punktum dk A/S (direct)
birgitte-christensen.dk	Punktum dk A/S (direct)
bitcoinautotrader.dk	Punktum dk A/S (direct)
bj-autodele.dk	Punktum dk A/S (direct)
blankvinduespolering.dk	STANDOUT A/S
bliv-klogere-her.dk	Punktum dk A/S (direct)
blivgladnu.dk	Punktum dk A/S (direct)
blogbite.dk	Punktum dk A/S (direct)
blomsterfrederiksberg.dk	Punktum dk A/S (direct)
bluebirds.dk	Punktum dk A/S (direct)
bodegasnak.dk	STANDOUT A/S
bodigi.dk	Punktum dk A/S (direct)
boernetoejsportalen.dk	Punktum dk A/S (direct)
boerns-sorg.dk	Punktum dk A/S (direct)
boligeltjek.dk	STANDOUT A/S
boligpunkt.dk	STANDOUT A/S
boligvogter.dk	STANDOUT A/S
bordovn.dk	STANDOUT A/S
bosta.dk	Punktum dk A/S (direct)
brasseriebleue.dk	Punktum dk A/S (direct)
bryggerietvestfyensfond.dk	Punktum dk A/S (direct)
bureaubystorm.dk	STANDOUT A/S
byggeside.dk	STANDOUT A/S
børnebehandling.dk	Punktum dk A/S (direct)
c2009.dk	Punktum dk A/S (direct)
calesto.dk	Punktum dk A/S (direct)
camp09.dk	Punktum dk A/S (direct)
canter.dk	Punktum dk A/S (direct)
capote.dk	Punktum dk A/S (direct)
capriccio.dk	Punktum dk A/S (direct)
catalogg.dk	STANDOUT A/S
catamaran.dk	STANDOUT A/S
centil.dk	Punktum dk A/S (direct)
cfbu.dk	STANDOUT A/S
chr-bistro.dk	Punktum dk A/S (direct)
clan-wod.dk	Punktum dk A/S (direct)
claysport.dk	Punktum dk A/S (direct)
clematishudpleje.dk	Punktum dk A/S (direct)
client-booster.dk	Punktum dk A/S (direct)
climicovvs.dk	Punktum dk A/S (direct)
coachmark.dk	Punktum dk A/S (direct)
cocarb.dk	Punktum dk A/S (direct)
codivision.dk	Punktum dk A/S (direct)
columbus-teknik.dk	Punktum dk A/S (direct)
complet-service.dk	Punktum dk A/S (direct)
computer-people.dk	Punktum dk A/S (direct)
computerpeople.dk	Punktum dk A/S (direct)
comytec.dk	Punktum dk A/S (direct)
contentwise.dk	STANDOUT A/S
copyrighthouse.dk	Punktum dk A/S (direct)
csnielsen.dk	Punktum dk A/S (direct)
culturekick.dk	Punktum dk A/S (direct)
daekningsbidrag.dk	Punktum dk A/S (direct)
dagtilbuddet-nova.dk	Punktum dk A/S (direct)

Showing 100 of 447.

📋 WHOIS#

⏱️ Lookup Timing#

279ms

222ms

223ms

AAAA

359ms

TXT

1160ms

CAA

204ms

HTTPS

235ms

TLSA

461ms

SOA

0ms

MTA-STS

536ms

DNSSEC

800ms

SRV

371ms

Total

6781ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 15:38:26	549ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 08:14:06	534ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 02:34:35	1002ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-26 01:21:45	722ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-22 20:31:15	824ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-18 14:38:40	1702ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-11 13:25:17	1239ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-11 13:17:37	2000ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-22 01:58:57	7123ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-21 01:49:16	2615ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-19 23:29:41 shown	6781ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-02 12:44:55	1434ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-28 11:09:59	10529ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-19 20:27:09	24744ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-25 11:54:58	1022ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-21 06:58:59	1174ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 05:05:06	3698ms	2 NS 2 A 1 MX	🔓 Insecure