cerius.dk

Records from scan: 2026-10-18 07:12:46  ·  1719ms total  ·  last checked 2026-10-20 10:05 (unchanged)
⬇ 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   41ms
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   50ms
IPTTLPTRASNISP / OrgCIDRCountryCity
162.159.135.42 3600s — AS13335 Cloudflare, Inc. 162.159.128.0/19 🇺🇸 United States —

📧 MX Records#

1 records   55ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s cerius-dk.mail.protection.outlook.com 2a01:111:f403:ca04::a
2a01:111:f403:ca3c::8
2a01:111:f403:ca3c::a
2a01:111:f403:ca48::a
52.101.103.137
52.101.103.140
52.101.73.153
52.101.91.159		 mail-du0pr03cu00102.inbound.protection.outlook.com
mail-zrxpr05cu00100.inbound.protection.outlook.com
mail-zrxpr07cu00102.inbound.protection.outlook.com
mail-miypr02cu00202.inbound.protection.outlook.com
mail-miypr02cu00101.inbound.protection.outlook.com
mail-miypr02cu00204.inbound.protection.outlook.com
mail-as8pr05cu00401.inbound.protection.outlook.com
mail-matpr04cu00207.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 → 52.98.154.152
🔶 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   89ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com

📝 TXT Records#

10 records   355ms
TXT Record
_globalsign-domain-verification=VN1geLsA50Wu4F9bjb2il7jB2LOZVgI640WNS4mpru
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#

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#

343ms
FieldValue
Serial2026101701
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 (191d)

🔗 Same registrant#

121 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)
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
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)
radiusoperate.dkPunktum dk A/S (direct)
rodsand.dkPunktum dk A/S (direct)

Showing 100 of 121.

📋 WHOIS#

⏱️ Lookup Timing#

NS
41ms
A
50ms
MX
55ms
AAAA
42ms
TXT
355ms
CAA
41ms
HTTPS
53ms
TLSA
507ms
SOA
343ms
MTA-STS
66ms
DNSSEC
119ms
SRV
89ms
Total
1719ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-18 07:12:46 shown 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 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
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