tycho.dk DNS records

🖥️ Nameservers2 records 77ms

Nameserver	IP addresses	PTR	ASN / ISP
johnny.ns.cloudflare.com	108.162.195.186 162.159.44.186 172.64.35.186 2606:4700:58::a29f:2cba 2803:f800:50::6ca2:c3ba 2a06:98c1:50::ac40:23ba	johnny.ns.cloudflare.com johnny.ns.cloudflare.com johnny.ns.cloudflare.com johnny.ns.cloudflare.com johnny.ns.cloudflare.com johnny.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
melissa.ns.cloudflare.com	108.162.192.199 172.64.32.199 173.245.58.199 2606:4700:50::adf5:3ac7 2803:f800:50::6ca2:c0c7 2a06:98c1:50::ac40:20c7	melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 88ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
162.159.134.42	300s	—	AS13335	Cloudflare, Inc.	162.159.128.0/19	🇺🇸 United States	—
162.159.135.42	300s	—	AS13335	Cloudflare, Inc.	162.159.128.0/19	🇺🇸 United States	—

📧 MX Records1 records 90ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	tycho-dk.mail.protection.outlook.com	2a01:111:f403:ca04::b 2a01:111:f403:ca09::5 2a01:111:f403:ca09::c 2a01:111:f403:ca09::d 52.101.103.137 52.101.68.8 52.101.73.145 52.101.73.19	mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-as8pr04cu00803.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

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)2 records 128ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:7::a29f:862a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	🇸🇦 Saudi Arabia	Riyadh
2606:4700:7::a29f:872a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	🇸🇦 Saudi Arabia	Riyadh

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 330ms

TXT Record
MS=ms85642547
v=spf1 include:spf.protection.outlook.com include:servers.mcsv.net -all

✉️ SPF

Policy	Record (tycho.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:servers.mcsv.net -all

📨 DMARC

Policy	Record (_dmarc.tycho.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:s4np1m3y@ag.dmarcian-eu.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)

🔐 DNSSEC229ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2413475072
Primary NS (MNAME)	johnny.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

77ms

A

88ms

MX

90ms

AAAA

128ms

TXT

330ms

CAA

91ms

HTTPS

116ms

TLSA

1243ms

SOA

0ms

MTA-STS

115ms

DNSSEC

229ms

SRV

203ms

Total

2867ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 12:33:49	2867ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-28 02:16:03	10448ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-03 06:33:04	1806ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-01 07:40:44	1298ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 18:07:20	2575ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 10:59:10	1336ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 09:49:49	1487ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-22 04:36:57	1150ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 19:09:47	3211ms	2 NS 2 A 1 MX	🔓 Insecure	View