cicero.dk DNS records

🖥️ Nameservers4 records 52ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-02.azure-dns.com	13.107.236.2 2603:1061:0:700::2	ns1-02.azure-dns.com ns1-02.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-02.azure-dns.net	150.171.21.2 2620:1ec:8ec:700::2	ns2-02.azure-dns.net ns2-02.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-02.azure-dns.org	204.14.183.2 2a01:111:4000:700::2	ns3-02.azure-dns.org ns3-02.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-02.azure-dns.info	208.84.5.2 2620:1ec:bda:700::2	ns4-02.azure-dns.info ns4-02.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records1 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
86.58.160.144	3600s	—	AS47292	Sentia Denmark A/S	86.58.160.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 51ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	600s	cicero-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca04::d 2a01:111:f403:ca09::4 2a01:111:f403:ca09::c 52.101.68.12 52.101.68.18 52.101.68.3 52.101.73.15	mail-db5pr02cu00100.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am9pr04cu00107.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 Records3 records 236ms

TXT Record
MS=ms65666037
v=msv1 t=B41022F0-6DA1-43EA-A29D-0089AA3D57F7
v=spf1 ip4:86.58.159.10 ip4:86.58.159.30 ip4:86.58.159.31 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (cicero.dk)
-all (hard fail)	v=spf1 ip4:86.58.159.10 ip4:86.58.159.30 ip4:86.58.159.31 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.cicero.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:62de94a87c3dc@dmarc.centerasecurity.com;

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC102ms

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

🏷️ SOA0ms

Field	Value
Serial	2017111700
Primary NS (MNAME)	ns1-02.azure-dns.com
Responsible (RNAME)	hostmaster@gyldendal.dk
Refresh	3600s
Retry	600s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

52ms

A

42ms

MX

51ms

AAAA

68ms

TXT

236ms

CAA

52ms

HTTPS

41ms

TLSA

660ms

SOA

0ms

MTA-STS

73ms

DNSSEC

102ms

SRV

86ms

Total

1434ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 00:46:37	1434ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 00:29:43	1013ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 20:45:38	673ms	4 NS 1 A 1 MX	🔒 Secure	View