bifrost-sommerskole.dk

Records from scan: 2026-10-08 12:41:22  ·  754ms total  ·  last checked 2026-10-24 06:34 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bifrost-sommerskole.dk is a .dk domain served by 4 nameservers (ns1.nhl-data.dk, ns2.nhl-data.dk, ns3.nhl-data.dk and 1 more). It was registered on 6 April 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.183.138.100 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 more. 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#

4 records   46ms
NameserverIP addressesPTRASN / ISP
ns1.nhl-data.dk 185.136.96.11
2a06:fb00:1::1:11		 ns1.nhl-data.dk
ns1.nhl-data.dk		 AS203391 Cloud DNS Ltd
AS203391 Cloud DNS Ltd
ns2.nhl-data.dk 185.136.97.11
2a06:fb00:1::2:11		 ns2.nhl-data.dk
ns2.nhl-data.dk		 AS203391 Cloud DNS Ltd
AS203391 Cloud DNS Ltd
ns3.nhl-data.dk 185.136.98.11
2a06:fb00:1::3:11		 ns3.nhl-data.dk
ns3.nhl-data.dk		 AS203391 Cloud DNS Ltd
AS203391 Cloud DNS Ltd
ns4.nhl-data.dk 185.136.99.11
2a06:fb00:1::4:11		 ns4.nhl-data.dk
ns4.nhl-data.dk		 AS203391 Cloud DNS Ltd
AS203391 Cloud DNS Ltd

🌍 A Records#

1 records   47ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.183.138.100 3600s — AS47292 Sentia Denmark A/S 46.183.138.0/23 🇩🇰 Denmark —

📧 MX Records#

3 records   46ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx1.gigahost.dk 46.183.139.11 mx1.gigahost.dk AS47292 Sentia Denmark A/S
10 3600s mx2.gigahost.dk 46.183.139.12 mx2.gigahost.dk AS47292 Sentia Denmark A/S
10 3600s mx3.gigahost.dk 46.183.139.13 mx3.gigahost.dk AS47292 Sentia Denmark A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   84ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 autodiscover.gigahost.dk

📝 TXT Records#

2 records   164ms
TXT Record
spf2.0/pra
v=spf1 mx include:spf.gigahost.dk -all

✉️ SPF#

PolicyRecord (bifrost-sommerskole.dk)
-all (hard fail) v=spf1 mx include:spf.gigahost.dk -all

📨 DMARC#

PolicyRecord (_dmarc.bifrost-sommerskole.dk)
p=reject v=DMARC1; p=reject;

📬 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 2026-10-08 12:41:22
www46.183.138.100 (AS47292) (address records, no CNAME)
www vs bare domainSame network
bifrost-sommerskole.dk: 46.183.138.100 (AS47292)
www.bifrost-sommerskole.dk: 46.183.138.100 (AS47292)
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 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#

128ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

33ms
FieldValue
Serial2026100801
Primary NS (MNAME)ns1.nhl-data.dk
Responsible (RNAME)hostmaster@nhl-data.dk
Refresh10800s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-22 13:01:38
FieldValue
RegistrarNHL DATA ApS
Registered2018-04-06
Expires2027-04-30 (186d)

🔗 Same registrant#

4 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
forumbifrost.dkNHL DATA ApS
krigslive.dkNHL DATA ApS
landsforeningenbifrost.dkNHL DATA ApS
rollespil.dkNHL DATA ApS
📋 WHOIS#

⏱️ Lookup Timing#

NS
46ms
A
47ms
MX
46ms
AAAA
49ms
TXT
164ms
CAA
44ms
HTTPS
46ms
TLSA
75ms
SOA
33ms
MTA-STS
52ms
DNSSEC
128ms
SRV
84ms
Total
754ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-08 12:41:22 shown 754ms 4 NS 1 A 3 MX 🔒 Secure
2026-09-28 06:53:34 582ms 4 NS 1 A 3 MX 🔒 Secure
2026-09-18 20:44:29 667ms 4 NS 1 A 3 MX 🔒 Secure
2026-08-30 15:53:29 1895ms 4 NS 1 A 3 MX 🔒 Secure
2026-08-09 20:23:45 921ms 4 NS 1 A 3 MX 🔒 Secure
2026-07-21 12:22:42 1045ms 4 NS 1 A 3 MX 🔒 Secure
2026-07-01 11:32:19 667ms 4 NS 1 A 3 MX 🔒 Secure
2026-06-25 16:01:37 1001ms 4 NS 1 A 3 MX 🔒 Secure
2026-06-18 15:31:37 851ms 4 NS 1 A 3 MX 🔒 Secure
2026-06-16 14:29:14 649ms 4 NS 1 A 3 MX 🔒 Secure
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