nicsi.dk

Records from scan: 2026-09-23 15:01:04  ·  968ms total  ·  last checked 2026-10-16 10:34 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nicsi.dk is a .dk domain served by 3 nameservers (ns5.chosting.dk, ns6.chosting.dk, ns7.chosting.dk). It was registered on 9 June 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.20.216.31 is hosted by Atea A/S (AS21060) in Denmark. Mail is handled by mail.tutanota.de. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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#

3 records   47ms
NameserverIP addressesPTRASN / ISP
ns5.chosting.dk 167.235.66.236
2a01:4f8:1c1e:d097::1		 ns5.chosting.dk
ns5.chosting.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns6.chosting.dk 2001:41d0:305:2100::80e9
51.91.57.33		 ns6.chosting.dk
ns6.chosting.dk		 AS16276 OVH SAS
AS16276 OVH SAS
ns7.chosting.dk 178.20.220.33 ns7.chosting.dk AS21060 Atea A/S

🌍 A Records#

1 records   51ms
IPTTLPTRASNISP / OrgCIDRCountryCity
178.20.216.31 14400s server12.chosting.dk AS21060 Atea A/S 178.20.216.0/23 🇩🇰 Denmark —

📧 MX Records#

1 records   42ms
PriorityTTLMail ServerIP addressesPTRASN
1 14400s mail.tutanota.de 185.205.69.211
185.205.69.213
185.205.69.214		 mail.w11.tutanota.de
mail.w13.tutanota.de
mail.w14.tutanota.de		 AS210909 Tutao GmbH
AS210909 Tutao GmbH
AS210909 Tutao GmbH

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover178.20.216.31
🔶 Autoconfig178.20.216.31

🔷 AAAA Records (IPv6)#

1 records   46ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:7cc0:101:ffff::1:a 14400s — AS21060 Atea A/S 2a01:7cc0:100:0:0:0:0:0/40 🇩🇰 Denmark —

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   101ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net

📝 TXT Records#

2 records   309ms
TXT Record
t-verify=d7bdab20bb787851b9b7b000014a0683
v=spf1 ip4:178.20.216.31 include:spf.chosting.dk +a +mx +ip4:178.20.216.32 +include:spf.tutanota.de -all

✉️ SPF#

PolicyRecord (nicsi.dk)
-all (hard fail) v=spf1 ip4:178.20.216.31 include:spf.chosting.dk +a +mx +ip4:178.20.216.32 +include:spf.tutanota.de -all

📨 DMARC#

PolicyRecord (_dmarc.nicsi.dk)
p=quarantine v=DMARC1; p=quarantine; adkim=s

📬 MTA-STS#

245ms
CheckResult
Status🔒 Enforce
TXT record (_mta-sts)✓ Found
HTTPS policy✓ Valid
Modeenforce
Policy ID20190723
max_age86400s
Policy MXmail.tutanota.de

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

checked 2026-10-07 18:13:08
www CNAMEnicsi.dk (all on nicsi.dk)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

3 found
SelectorCNAMEKey
default — RSA · ~2048 bit
s1 s1._domainkey.tutanota.de RSA · ~2048 bit
s2 s2._domainkey.tutanota.de 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: 6/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.nicsi.dk 50CcsAuzacleWsg1LPU_8mur50JDpyBElGbqQdVsCI4

🔗 TLSA / DANE#

2 records   222ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail.tutanota.de DANE-EE · Full cert · SHA-256 D141F8F3A4AAC2E4D2677AAFCC723D8E…
SMTP _25._tcp.mail.tutanota.de DANE-EE · SPKI · SHA-256 5AE0D6DC8A713441003F578C5A1D4D70…

🔐 DNSSEC#

88ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2026090901
Primary NS (MNAME)ns5.chosting.dk
Responsible (RNAME)logs@chosting.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-09 05:45:33
FieldValue
RegistrarFIONIA IT ApS
Registered2020-06-09
Expires2027-06-30 (256d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
47ms
A
51ms
MX
42ms
AAAA
46ms
TXT
309ms
CAA
63ms
HTTPS
47ms
TLSA
222ms
SOA
0ms
MTA-STS
245ms
DNSSEC
88ms
SRV
101ms
Total
968ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-23 15:01:04 shown 968ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-12 13:27:28 943ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-25 11:10:58 819ms 3 NS 1 A 1 MX 🔓 Insecure
2026-07-10 18:41:15 17175ms 3 NS 1 A 1 MX ❓ Unknown
2026-07-02 17:03:24 915ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-18 00:19:36 821ms 3 NS 1 A 1 MX 🔓 Insecure
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