guardrails.dk

📜 Historical scan 2026-06-17 10:44:03 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

guardrails.dk is a .dk domain served by 4 nameservers (ns1-07.azure-dns.com, ns2-07.azure-dns.net, ns3-07.azure-dns.org and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 9.163.40.246 is hosted by Microsoft Corporation (AS8075) in The Netherlands. Mail is handled by guardrails-dk.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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 73ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-07.azure-dns.com	13.107.236.7 2603:1061:0:700::7	ns1-07.azure-dns.com ns1-07.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-07.azure-dns.net	150.171.21.7 2620:1ec:8ec:700::7	ns2-07.azure-dns.net ns2-07.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-07.azure-dns.org	204.14.183.7 2a01:111:4000:700::7	ns3-07.azure-dns.org ns3-07.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-07.azure-dns.info	208.84.5.7 2620:1ec:bda:700::7	ns4-07.azure-dns.info ns4-07.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records#

1 records 65ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
9.163.40.246	—	—	AS8075	Microsoft Corporation	9.163.0.0/16	🇳🇱 The Netherlands	Amsterdam

📧 MX Records#

1 records 71ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	guardrails-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca09::20 2a01:111:f403:ca09::8 2a01:111:f403:ca09::f 52.101.68.12 52.101.68.25 52.101.73.153 52.101.73.24	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as8pr05cu00300.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 162ms

TXT Record
_glw3ftksekk9v4e6lz932f6x630u3cf
_j23mj9ohf6btts70o39mvenpaz1h7ic
_pawf7xqpltafa5i2sble4s0hhrl2pmn
_sh7kb10s5spur3o7b33gid81o6k9q9l
_vjt8ozxdb6wigbgz3b365jmnb0tw4e8
_ze5vjcukeut9b1ehj60iodley3ty68t
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (guardrails.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#

latest probe, not this scan · checked 2026-10-07 19:46:03

www CNAME	jolly-field-0ba621e03.7.azurestaticapps.net (all on azurestaticapps.net) → 132.220.38.112 (AS8075)
www vs bare domain	Same network guardrails.dk: 132.220.38.112 (AS8075) www.guardrails.dk: 132.220.38.112 (AS8075)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	None 0 CDS, 0 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#

97ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

73ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1-07.azure-dns.com
Responsible (RNAME)	azuredns-hostmaster@microsoft.com
Refresh	3600s
Retry	300s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

73ms

65ms

71ms

AAAA

66ms

TXT

162ms

CAA

83ms

HTTPS

70ms

TLSA

398ms

SOA

73ms

MTA-STS

84ms

DNSSEC

97ms

SRV

0ms

Total

1106ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 19:46:03	1182ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-01 08:01:22	673ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-30 07:26:22	1030ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-23 19:53:13	1282ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-23 08:15:00	922ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 10:44:03 shown	1106ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-17 10:39:05	879ms	4 NS 1 A 1 MX	🔒 Secure