nci.dk

📜 Historical scan 2026-06-18 07:47:04 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nci.dk is a .dk domain served by 2 nameservers (elsa.ns.cloudflare.com, roan.ns.cloudflare.com). It was registered on 13 October 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.52.17 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by nci-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a 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 76ms

Nameserver	IP addresses	PTR	ASN / ISP
elsa.ns.cloudflare.com	108.162.192.111 172.64.32.111 173.245.58.111 2606:4700:50::adf5:3a6f 2803:f800:50::6ca2:c06f 2a06:98c1:50::ac40:206f	elsa.ns.cloudflare.com elsa.ns.cloudflare.com elsa.ns.cloudflare.com elsa.ns.cloudflare.com elsa.ns.cloudflare.com elsa.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
roan.ns.cloudflare.com	108.162.193.226 172.64.33.226 173.245.59.226 2606:4700:58::adf5:3be2 2803:f800:50::6ca2:c1e2 2a06:98c1:50::ac40:21e2	roan.ns.cloudflare.com roan.ns.cloudflare.com roan.ns.cloudflare.com roan.ns.cloudflare.com roan.ns.cloudflare.com roan.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 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.52.17	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.193.240	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	nci-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::6 2a01:111:f403:ca04::b 2a01:111:f403:ca09::1 52.101.68.10 52.101.68.16 52.101.68.3 52.101.68.36	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-db5pr02cu00104.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

🔷 AAAA Records (IPv6)#

2 records 34ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3037::6815:3411	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:c1f0	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 82ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.52.17,172.67.193.240 ech=AEX+DQBBXgAgACBYdqEg9t+ceUEOewqh+wmq9pQHyffrmdwg5FCZq2THbwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:3411,2606:4700:3037::ac43:c1f0

📝 TXT Records#

3 records 142ms

TXT Record
MS=ms26024463
v=spf1 include:spf.zitcom.dk include:customerspf.sitecore.net include:spf.protection.outlook.com -all
zf4CCNpLQAzQBUUt41LPcnx9RLICjrMT1kmuqM5/UkDRS9LpCdWNkh4CkVPLFbJCjNBRPNJmrULJVpXYDsEhYA==

✉️ SPF#

Policy	Record (nci.dk)
-all (hard fail)	v=spf1 include:spf.zitcom.dk include:customerspf.sitecore.net include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.nci.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:633c00dc7e5f7@dmarc.centerasecurity.com; ruf=mailto:dmarcforensics@nc.dk; fo=1;

📬 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 2026-10-09 04:43:36

www	104.21.52.17 172.67.193.240 2606:4700:3035::ac43:c1f0 2606:4700:3036::6815:3411 (AS13335) (address records, no CNAME)
www vs bare domain	Same network nci.dk: 104.21.52.17 172.67.193.240 2606:4700:3035::ac43:c1f0 2606:4700:3036::6815:3411 (AS13335) www.nci.dk: 104.21.52.17 172.67.193.240 2606:4700:3035::ac43:c1f0 2606:4700:3036::6815:3411 (AS13335)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-nci-dk._domainkey.ncgdk.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-nci-dk._domainkey.ncgdk.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: 6/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

61ms

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

🏷️ SOA#

79ms

Field	Value
Serial	2406471659
Primary NS (MNAME)	elsa.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-06 04:05:20

Field	Value
Registrar	Eurodns S.A
Registered	1998-10-13
Expires	2026-12-31 (73d)

📋 WHOIS#

⏱️ Lookup Timing#

76ms

35ms

38ms

AAAA

34ms

TXT

142ms

CAA

56ms

HTTPS

82ms

TLSA

310ms

SOA

79ms

MTA-STS

44ms

DNSSEC

61ms

SRV

135ms

Total

1104ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-06 03:47:27	2530ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 02:52:54	1956ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-28 02:12:05	849ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-15 20:04:21	1384ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-09 13:22:45	4333ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-06 13:54:43	1877ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-28 16:43:38	1028ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-24 00:55:59	980ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-18 07:47:04 shown	1104ms	2 NS 2 A 1 MX	🔓 Insecure