communicationlab.dk DNS records

🖥️ Nameservers2 records 192ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.abovedomains.com	103.224.182.77 103.224.182.85 103.224.182.9 103.224.212.9	ns1.above.com ns1.above.com ns1.above.com ns1.above.com	AS133618 Trellian Pty. Limited AS133618 Trellian Pty. Limited AS133618 Trellian Pty. Limited AS133618 Trellian Pty. Limited
ns2.abovedomains.com	103.224.182.10 103.224.212.10 103.224.212.51 103.224.212.53	ns2.above.com ns2.above.com ns2.above.com ns2.above.com	AS133618 Trellian Pty. Limited AS133618 Trellian Pty. Limited AS133618 Trellian Pty. Limited AS133618 Trellian Pty. Limited

🌍 A Records1 records 236ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
103.224.182.253	3600s	lb-182-253.above.com	AS133618	Trellian Pty. Limited	103.224.182.0/23	🇺🇸 United States	San Diego

📧 MX Records1 records 223ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	park-mx.above.com	103.224.212.34	park-mx.above.com	AS133618 Trellian Pty. Limited

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	103.224.182.253
🔶 Autoconfig	103.224.182.253

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 1973ms

TXT Record
v=spf1 ip6:fdcf:abda:4154::/48 -all

✉️ SPF

Policy	Record (communicationlab.dk)
-all (hard fail)	v=spf1 ip6:fdcf:abda:4154::/48 -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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.communicationlab.dk	d84cad625be25e9e429bac5c03b17fb8.acme.above.com

🔗 TLSA / DANE

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

🔐 DNSSEC426ms

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	2026083001
Primary NS (MNAME)	ns1.abovedomains.com
Responsible (RNAME)	hostmaster@trellian.com
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

192ms

A

236ms

MX

223ms

AAAA

369ms

TXT

1973ms

CAA

342ms

HTTPS

403ms

TLSA

643ms

SOA

0ms

MTA-STS

573ms

DNSSEC

426ms

SRV

703ms

Total

3267ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 18:11:41	3267ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-28 13:09:01	3335ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-27 12:48:52	3094ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-26 11:57:23	3369ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-24 04:36:58	65535ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-08-23 04:15:46	65535ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-08-22 04:01:03	65535ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-08-21 03:46:07	65535ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-08-20 02:27:51	65535ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-08-18 23:24:16	65535ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-08-17 15:21:34	65535ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-08-16 02:02:23	65535ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-08-14 08:42:40	65535ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-08-12 07:36:32	65535ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-08-11 06:47:37	65535ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-08-09 21:24:41	65535ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-08-07 08:49:15	65535ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-31 11:22:49	65535ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-30 03:32:29	65535ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-28 02:04:17	65535ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-27 01:44:58	65535ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-26 01:14:08	65535ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-25 01:01:39	65535ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-23 22:44:58	65535ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-07-22 21:50:09	65535ms	2 NS 0 A 0 MX	❓ Unknown	View