nfc.dk

📜 Historical scan 2026-09-21 07:09:10 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nfc.dk is a .dk domain served by 2 nameservers (ns1.aau.dk, ns2.aau.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 20.224.132.89 is hosted by Microsoft Corporation (AS8075) in The Netherlands. Mail is handled by nfc-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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 53ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.aau.dk	130.225.52.5 2001:878:300:1::5	ns1.aau.dk ns1.aau.dk	AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education
ns2.aau.dk	130.225.54.5 2001:878:300:100::5	ns2.aau.dk ns2.aau.dk	AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education

🌍 A Records#

1 records 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
20.224.132.89	3600s	—	AS8075	Microsoft Corporation	20.192.0.0/10	🇳🇱 The Netherlands	Amsterdam

📧 MX Records#

1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	nfc-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::b 2a01:111:f403:ca04::e 2a01:111:f403:ca04::f 52.101.103.39 52.101.68.15 52.101.73.126 52.101.91.21	mail-db4pr02cu00307.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-matpr05cu00105.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)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

7 records 247ms

TXT Record
adobe-idp-site-verification=377352ae79cbad27a7fa503684623b58becc8c65753a15e4f789ed14208cd347
atlassian-domain-verification=VZsA2T6hFJg72/c1REox7aKjvGy1mYrXDtSL1vCnyXO3G4HQgRaCjKY4/d11t2Pk
d365mktkey=ShHP6rjdbe8KUdITDsycr8jHv2b6byBTkMVSPs1e1uAx
mentimeter-e40d0638-6435-443c-b4cc-35444909e91e
MS=ms14748963
v=spf1 include:_spfhard.aau.dk -all
ZOOM_verify_uqvS4rpnBqtz39CbuDKJLp

✉️ SPF#

Policy	Record (nfc.dk)
-all (hard fail)	v=spf1 include:_spfhard.aau.dk -all

📨 DMARC#

Policy	Record (_dmarc.nfc.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc_agg@vali.email

📬 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 2026-10-10 16:51:06

www	20.224.132.89 (AS8075) (address records, no CNAME)
www vs bare domain	Same network nfc.dk: 20.224.132.89 (AS8075) www.nfc.dk: 20.224.132.89 (AS8075)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-nfc-dk._domainkey.aaudk.onmicrosoft.com	RSA · ~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: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

82ms

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	2023092517
Primary NS (MNAME)	ns1.aau.dk
Responsible (RNAME)	hostmaster@its.aau.dk
Refresh	3600s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

53ms

52ms

45ms

AAAA

56ms

TXT

247ms

CAA

50ms

HTTPS

51ms

TLSA

320ms

SOA

0ms

MTA-STS

66ms

DNSSEC

82ms

SRV

64ms

Total

915ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 04:25:31	1195ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-21 07:09:10 shown	915ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-28 08:18:48	2836ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-20 01:52:54	4410ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 23:47:22	2729ms	2 NS 1 A 1 MX	🔓 Insecure