bt.dk DNS records

🖥️ Nameservers4 records 31ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1028.awsdns-00.org	205.251.196.4 2600:9000:5304:400::1	ns-1028.awsdns-00.org ns-1028.awsdns-00.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1897.awsdns-45.co.uk	205.251.199.105 2600:9000:5307:6900::1	ns-1897.awsdns-45.co.uk ns-1897.awsdns-45.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-432.awsdns-54.com	205.251.193.176 2600:9000:5301:b000::1	ns-432.awsdns-54.com ns-432.awsdns-54.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-990.awsdns-59.net	205.251.195.222 2600:9000:5303:de00::1	ns-990.awsdns-59.net ns-990.awsdns-59.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records4 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
3.174.18.116	60s	server-3-174-18-116.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—
3.174.18.24	60s	server-3-174-18-24.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—
3.174.18.42	60s	server-3-174-18-42.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—
3.174.18.91	60s	server-3-174-18-91.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—

📧 MX Records5 records 57ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	2a00:1450:4010:c1e::1b 64.233.164.26	lb-in-f27.1e100.net lf-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1b	tp-in-f27.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	192.178.230.26 2404:6800:400b:c01b::1a	yunrtab-in-f26.1e100.net yunrtab-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records15 records 286ms

TXT Record
DBO
docusign=5002b1be-d38d-49e8-a3c2-190fae7be914
docusign=b9b660d9-2c70-4777-a009-567f973e9a7e
facebook-domain-verification=np3c30lskd6ibfnvwf2hjue73rzmgx
google-site-verification=6CW3_5qeaI5nW8LtLwAHMGR2bT_PxP076OuC0yWEvzw
google-site-verification=CSEMR5Bv4mkCmKuj3vPh8QfKsIq2gJAnZQyXraMr1yE
google-site-verification=DAQlWGGp4_r7f5XuAUepRlFITb-HAONt6icMCd-2UWw
google-site-verification=KOdo1HMlUXc5c93BkrCDZ1GHv9VRGDfKyXF1Zcl5UXI
google-site-verification=MFqaEEY-lwt2YqoUAzYHD3E7EovZhzWLPGJAf_ew-7Y
google-site-verification=nhtnq1e1Yfe-3YFgUtPjjP9RfrcJ7lNqYC49zpRFbVg
google-site-verification=oNbQkDAxc331-pW8FSA_2ne_jyB2bjwku1-kqiSVfik
google-site-verification=P5n1EArQ0PqORsBv9M3inR8T_LIMSNNEinGN3w1xdpo
google-site-verification=shLaIdX60al1iuN-5pjzXqAFnbEsfFyA4sCWBbjMEXc
google-site-verification=yYEJXlSACju11E3jv8h8re68BviCUin8BcfrzC_Ln78
v=spf1 include:_u.bt.dk._spf.dmarcly.com include:mail.zendesk.com -all

✉️ SPF

Policy	Record (bt.dk)
-all (hard fail)	v=spf1 include:_u.bt.dk._spf.dmarcly.com include:mail.zendesk.com -all

📨 DMARC

Policy	Record (_dmarc.bt.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:5e440eaecbab4@ag.dmarcly.com; ruf=mailto:5e440eaecbab4@fo.dmarcly.com; sp=reject; adkim=s; pct=100; fo=1;

📬 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)

🔐 DNSSEC132ms

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

🏷️ SOA58ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-1028.awsdns-00.org
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

31ms

A

48ms

MX

57ms

AAAA

58ms

TXT

286ms

CAA

52ms

HTTPS

56ms

TLSA

82ms

SOA

58ms

MTA-STS

54ms

DNSSEC

132ms

SRV

76ms

Total

4639ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-01 23:52:50	4639ms	4 NS 4 A 5 MX	🔓 Insecure	View
2026-06-16 17:44:54	3062ms	4 NS 4 A 5 MX	🔓 Insecure	View
2026-06-16 17:34:55	7523ms	4 NS 4 A 5 MX	🔓 Insecure	View
2026-06-16 17:30:39	831ms	4 NS 4 A 5 MX	🔓 Insecure	View