cobblestone.dk DNS records

🖥️ Nameservers4 records 66ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1444.awsdns-52.org	205.251.197.164 2600:9000:5305:a400::1	ns-1444.awsdns-52.org ns-1444.awsdns-52.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1692.awsdns-19.co.uk	205.251.198.156 2600:9000:5306:9c00::1	ns-1692.awsdns-19.co.uk ns-1692.awsdns-19.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-489.awsdns-61.com	205.251.193.233 2600:9000:5301:e900::1	ns-489.awsdns-61.com ns-489.awsdns-61.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-822.awsdns-38.net	205.251.195.54 2600:9000:5303:3600::1	ns-822.awsdns-38.net ns-822.awsdns-38.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records2 records 2067ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
108.128.185.116	58s	ec2-108-128-185-116.eu-west-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	108.128.0.0/13	🇮🇪 Ireland	Dublin
54.155.249.181	58s	ec2-54-155-249-181.eu-west-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	54.154.0.0/15	🇮🇪 Ireland	Dublin

📧 MX Records1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	cobblestone-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca09:: 2a01:111:f403:ca09::a 2a01:111:f403:ca09::f 52.101.103.137 52.101.209.153 52.101.73.11 52.101.73.30	mail-db6pr03cu00105.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 40.104.116.24
🔶 Autoconfig	108.128.185.116

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 221ms

TXT Record
v=spf1 ip4:194.182.10.94 ip4:63.34.34.144 ip4:77.66.88.239 ip4:62.199.210.126 include:servers.mcsv.net include:spf.protection.outlook.com include:spf.eu.signature365.net include:spf.dixa.io include:dedicated.mysmtp.com include:_custspf.one.com -all

✉️ SPF

Policy	Record (cobblestone.dk)
-all (hard fail)	v=spf1 ip4:194.182.10.94 ip4:63.34.34.144 ip4:77.66.88.239 ip4:62.199.210.126 include:servers.mcsv.net include:spf.protection.outlook.com include:spf.eu.signature365.net include:spf.dixa.io include:dedicated.mysmtp.com include:_custspf.one.com -all

📨 DMARC

Policy	Record (_dmarc.cobblestone.dk)
p=reject	v=DMARC1; p=reject; sp=none; adkim=r; aspf=r; pct=100; ri=86400; fo=0; rua=mailto:7lrymkqp@ag.eu.dmarcian.com,mailto:dmarc_agg@vali.email;

📬 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)

🔐 DNSSEC99ms

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

🏷️ SOA0ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-822.awsdns-38.net
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

66ms

A

2067ms

MX

44ms

AAAA

46ms

TXT

221ms

CAA

52ms

HTTPS

37ms

TLSA

637ms

SOA

0ms

MTA-STS

136ms

DNSSEC

99ms

SRV

90ms

Total

5727ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 19:13:47	5727ms	4 NS 2 A 1 MX	🔒 Secure	View
2026-06-24 04:12:10	1121ms	4 NS 2 A 1 MX	🔒 Secure	View
2026-06-23 19:32:54	877ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 21:36:49	1699ms	4 NS 2 A 1 MX	🔒 Secure	View