cerius.dk

📜 Historical scan 2026-09-30 08:26:30  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cerius.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 24 April 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 162.159.135.42 is hosted by Cloudflare, Inc. (AS13335) in United States. Mail is handled by cerius-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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   47ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S

🌍 A Records#

1 records   45ms
IPTTLPTRASNISP / OrgCIDRCountryCity
162.159.135.42 3600s — AS13335 Cloudflare, Inc. 162.159.128.0/19 🇺🇸 United States —

📧 MX Records#

1 records   57ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s cerius-dk.mail.protection.outlook.com 2a01:111:f403:ca04::c
2a01:111:f403:ca3c::a
2a01:111:f403:ca48::10
2a01:111:f403:ca48::a
52.101.68.29
52.101.68.8
52.101.73.120
52.101.73.126		 mail-db9pr02cu00204.inbound.protection.outlook.com
mail-zrxpr07cu00102.inbound.protection.outlook.com
mail-miypr05cu00100.inbound.protection.outlook.com
mail-miypr02cu00202.inbound.protection.outlook.com
mail-dbapr03cu00105.inbound.protection.outlook.com
mail-du0pr03cu00100.inbound.protection.outlook.com
mail-am7pr02cu00300.inbound.protection.outlook.com
mail-am8pr83cu00106.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.40
🔶 Autoconfigcerius.dk → 162.159.135.42

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   50ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com

📝 TXT Records#

10 records   273ms
TXT Record
_globalsign-domain-verification=49fK2F91aI2dhKHKtd46P2Th2juxV8Z7-yZozGuLGo
11EgSW+g8FQo4/mWwa73yjbP5yozJJ9SjHgH4PqUAH4=
34ERNwCl0jZ7rgBAx5FvjTqx2npGSB84GbgMbufjZ3g=
ca3-b0acf047fd9141b1aba34d7b60ce8a36
cerius-webapp-prod.azurewebsites.net
facebook-domain-verification=3qz5oni3qszuc0znvnn19xiiy8nyoj
figma-domain-verification=75e1f5ae81b5d000e360aaa84b54068d1d9a9270110d4165827f596d5ea3e7b1-1767688706
google-site-verification=cfhX73os1IpfgPMjp8wk6vp4TE36XjWkRolf-fA7ahE
MS=ms68132893
v=spf1 exists:%{i}.spf.hc500-78.eu.iphmx.com ip4:212.178.178.67 include:spf.protection.outlook.com include:spf.mailanyone.net -all

✉️ SPF#

PolicyRecord (cerius.dk)
-all (hard fail) v=spf1 exists:%{i}.spf.hc500-78.eu.iphmx.com ip4:212.178.178.67 include:spf.protection.outlook.com include:spf.mailanyone.net -all

📨 DMARC#

PolicyRecord (_dmarc.cerius.dk)
p=reject v=DMARC1; p=reject; rua=mailto:uz4xseau@ag.eu.dmarcadvisor.com; ruf=mailto:uz4xseau@fr.eu.dmarcadvisor.com;

📬 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 2026-10-18 07:12:46
www CNAMEcerius.dk (all on cerius.dk)
www vs bare domainSame network
cerius.dk: 162.159.135.42 (AS13335)
www.cerius.dk: 162.159.135.42 (AS13335)
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
selector2 selector2-cerius-dk._domainkey.seasnve.onmicrosoft.com RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.cerius.dk cerius.dk.kinstavalidation.app

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

119ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026042001
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-17 06:40:48
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2017-04-24
Expires2027-04-30 (190d)

🔗 Same registrant#

123 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).

DomainRegistrar
ande1.dkPunktum dk A/S (direct)
andel-energi.dkPunktum dk A/S (direct)
andel-lumen.dkPunktum dk A/S (direct)
andel.dkPunktum dk A/S (direct)
andelenergi.dkPunktum dk A/S (direct)
andelfiber.dkPunktum dk A/S (direct)
andellumen-dk.dkPunktum dk A/S (direct)
andellumen.dkPunktum dk A/S (direct)
andellux.dkPunktum dk A/S (direct)
andelmobilitet.dkPunktum dk A/S (direct)
andelmove.dkPunktum dk A/S (direct)
andelratio.dkPunktum dk A/S (direct)
andeltrading.dkONE.COM A/S
andelvind.dkPunktum dk A/S (direct)
belysning.dkPunktum dk A/S (direct)
belysningscenter.dkPunktum dk A/S (direct)
byduel.dkPunktum dk A/S (direct)
cerius-radius.dkPunktum dk A/S (direct)
cerius-radiuselnet.dkPunktum dk A/S (direct)
ceriusradius.dkPunktum dk A/S (direct)
ceriusradiuselnet.dkPunktum dk A/S (direct)
danmarksel.dkSimply.com A/S
dinenergiplan.dkPunktum dk A/S (direct)
ditgadelys.dkPunktum dk A/S (direct)
e-boers.dkPunktum dk A/S (direct)
e-boersen.dkPunktum dk A/S (direct)
e-bors.dkPunktum dk A/S (direct)
eboers.dkPunktum dk A/S (direct)
ebors.dkPunktum dk A/S (direct)
el-pris.dkSimply.com A/S
elforsyning.dkPunktum dk A/S (direct)
elinstallation.dkPunktum dk A/S (direct)
eltid.dkPunktum dk A/S (direct)
energi-og-bolig.dkPunktum dk A/S (direct)
energiassistent.dkPunktum dk A/S (direct)
energiassistenten.dkPunktum dk A/S (direct)
energiboers.dkPunktum dk A/S (direct)
energiboersen.dkPunktum dk A/S (direct)
energibors.dkPunktum dk A/S (direct)
energiborsen.dkPunktum dk A/S (direct)
energidatabasen.dkPunktum dk A/S (direct)
energifokus.dkPunktum dk A/S (direct)
energiforsyning.dkPunktum dk A/S (direct)
energikoncern.dkPunktum dk A/S (direct)
energikoncernen.dkPunktum dk A/S (direct)
energiledelse.dkPunktum dk A/S (direct)
energimaaling.dkPunktum dk A/S (direct)
energimaerkning.dkPunktum dk A/S (direct)
energiogbolig.dkPunktum dk A/S (direct)
energiplanen.dkPunktum dk A/S (direct)
energiservice.dkPunktum dk A/S (direct)
energispareborsen.dkPunktum dk A/S (direct)
energispareportal.dkPunktum dk A/S (direct)
energispareportalen.dkPunktum dk A/S (direct)
energisparring.dkPunktum dk A/S (direct)
energisyn.dkPunktum dk A/S (direct)
energystorage.dkPunktum dk A/S (direct)
erhvervsel.dkPunktum dk A/S (direct)
ever-energi.dkPunktum dk A/S (direct)
everenergi.dkPunktum dk A/S (direct)
flexplatform.dkPunktum dk A/S (direct)
flexvarme.dkPunktum dk A/S (direct)
forsyningsnet.dkPunktum dk A/S (direct)
gadeduel.dkPunktum dk A/S (direct)
gaist.dkPunktum dk A/S (direct)
globalenergi.dkPunktum dk A/S (direct)
groen-el.dkSimply.com A/S
groenforskel.dkPunktum dk A/S (direct)
gronforskel.dkPunktum dk A/S (direct)
grønforskel.dkPunktum dk A/S (direct)
grønligestilling.dkPunktum dk A/S (direct)
halloffemmes.dkONE.COM A/S
hilsentildigframig.dkSimply.com A/S
impagt.dkPunktum dk A/S (direct)
incanet.dkPunktum dk A/S (direct)
klarlys.dkPunktum dk A/S (direct)
klimafonden.dkPunktum dk A/S (direct)
ledningsservice.dkPunktum dk A/S (direct)
litil.dkPunktum dk A/S (direct)
maalerjagt.dkPunktum dk A/S (direct)
maalerjagten.dkPunktum dk A/S (direct)
minenergiplan.dkPunktum dk A/S (direct)
minmåler.dkPunktum dk A/S (direct)
målerjagt.dkPunktum dk A/S (direct)
målerjagten.dkPunktum dk A/S (direct)
nexel-dk.dkPunktum dk A/S (direct)
nexel.dkPunktum dk A/S (direct)
nve-seas.dkPunktum dk A/S (direct)
nveseas.dkPunktum dk A/S (direct)
radius-cerius.dkPunktum dk A/S (direct)
radiusarena.dkPunktum dk A/S (direct)
radiuscerius.dkPunktum dk A/S (direct)
radiusdirekte.dkPunktum dk A/S (direct)
radiuselnet-cerius.dkPunktum dk A/S (direct)
radiuselnet.dkCSC Digital Brand Service, Inc
radiusenerginet.dkPunktum dk A/S (direct)
radiusforsyningsnet.dkPunktum dk A/S (direct)
radiusgasnet.dkPunktum dk A/S (direct)
radiusholding.dkPunktum dk A/S (direct)
radiusnet.dkPunktum dk A/S (direct)

Showing 100 of 123.

📋 WHOIS#

⏱️ Lookup Timing#

NS
47ms
A
45ms
MX
57ms
AAAA
33ms
TXT
273ms
CAA
43ms
HTTPS
44ms
TLSA
172ms
SOA
0ms
MTA-STS
99ms
DNSSEC
119ms
SRV
50ms
Total
729ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-18 07:12:46 1719ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-17 06:00:59 1548ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-07 12:46:27 2522ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-01 10:28:53 901ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-30 10:25:38 930ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-30 08:26:30 shown 729ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-19 11:25:12 1074ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-01 23:46:37 1086ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-24 14:25:40 1887ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-16 20:11:04 855ms 2 NS 1 A 1 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone