regnbuen-frb.dk

Records from scan: 2026-10-12 16:43:44  ·  1900ms total  ·  last checked 2026-10-17 21:53 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

regnbuen-frb.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 16 June 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by regnbuenfrb-dk02b.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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   120ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S
ns4.simply.com 91.197.248.80 ns4.simply.com AS48854 team.blue Denmark A/S

🌍 A Records#

🌍
No A records found

📧 MX Records#

1 records   102ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s regnbuenfrb-dk02b.mail.protection.outlook.com 2a01:111:f403:ca04::c
2a01:111:f403:ca09::28
2a01:111:f403:ca21::a
2a01:111:f403:ca38::8
52.101.209.28
52.101.68.10
52.101.68.21
52.101.91.156		 mail-db9pr02cu00204.inbound.protection.outlook.com
mail-am6pr02cu00300.inbound.protection.outlook.com
mail-maspr04cu00102.inbound.protection.outlook.com
mail-wa4pr04cu00100.inbound.protection.outlook.com
mail-cpjpr05cu00104.inbound.protection.outlook.com
mail-dbbpr03cu00102.inbound.protection.outlook.com
mail-db4pr02cu00205.inbound.protection.outlook.com
mail-maspr04cu00104.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   335ms
TXT Record
MS=ms78525191
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

PolicyRecord (regnbuen-frb.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-12 16:43:44
wwwNXDOMAIN
www vs bare domainNeither resolves
regnbuen-frb.dk: no address
www.regnbuen-frb.dk: no address
WildcardNo
Denial of existenceNSEC zone can be walked (all names enumerable)
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

265ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset

🏷️ SOA#

100ms
FieldValue
Serial2026101200
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-12 17:09:01
FieldValue
RegistrarSimply.com A/S
Registered2021-06-16
Expires2027-06-30 (255d)

🔗 Same registrant#

13 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
amalievej.dkSimply.com A/S
børnehavenglobus.dkSimply.com A/S
centerbh.dkSimply.com A/S
husum-mb.dkSimply.com A/S
inst-langebro.dkSimply.com A/S
legehuset2700.dkSimply.com A/S
mariehoej.dkSimply.com A/S
msbornehus.dkSimply.com A/S
riiset.dkSimply.com A/S
smyrnavej.dkSimply.com A/S
sofievug.dkSimply.com A/S
tanteolgas.dkSimply.com A/S
thorsanna.dkSimply.com A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
120ms
A
95ms
MX
102ms
AAAA
164ms
TXT
335ms
CAA
104ms
HTTPS
122ms
TLSA
778ms
SOA
100ms
MTA-STS
158ms
DNSSEC
265ms
SRV
227ms
Total
1900ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-12 16:43:44 shown 1900ms 4 NS 0 A 1 MX 🔒 Secure
2026-10-09 06:45:11 1264ms 4 NS 0 A 1 MX 🔒 Secure
2026-10-01 23:06:45 1117ms 4 NS 0 A 1 MX 🔒 Secure
2026-06-26 00:47:35 1446ms 4 NS 0 A 1 MX 🔒 Secure
2026-06-22 06:39:06 1673ms 4 NS 0 A 1 MX 🔒 Secure
2026-06-17 23:57:54 971ms 4 NS 0 A 1 MX 🔒 Secure
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