americanexpress.dk

Records from scan: 2026-09-26 12:48:33 · 939ms total · last checked 2026-10-18 07:30 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

americanexpress.dk is a .dk domain served by 6 nameservers (a1-196.akam.net, a13-65.akam.net, a22-66.akam.net and 3 more). It was registered on 16 February 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 148.173.91.85 is hosted by American Express Company (AS6307) in United States. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

6 records 54ms

Nameserver	IP addresses	PTR	ASN / ISP
a1-196.akam.net	193.108.91.196 2600:1401:2::c4	ns1-196.akam.net ns1-196.akam.net	AS21342 Akamai International B.V. AS21342 Akamai International B.V.
a13-65.akam.net	2.22.230.65 2600:1480:800::41	ns2-65.akam.net a13-65.akam.net	AS21342 Akamai International B.V. AS21342 Akamai International B.V.
a22-66.akam.net	23.211.61.66 2600:1480:7800::42	a22-66.akam.net a22-66.akam.net	AS21342 Akamai International B.V. AS21342 Akamai International B.V.
a24-67.akam.net	2.16.130.67 2600:1480:9800::43	a24-67.akam.net a24-67.akam.net	AS21342 Akamai International B.V. AS21342 Akamai International B.V.
a8-64.akam.net	2.16.40.64 2600:1403:a::40	a8-64.akam.net a8-64.akam.net	AS21342 Akamai International B.V. AS21342 Akamai International B.V.
a9-65.akam.net	184.85.248.65 2a02:26f0:117::41	a9-65.akam.net a9-65.akam.net	AS21342 Akamai International B.V. AS21342 Akamai International B.V.

🌍 A Records#

1 records 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
148.173.91.85	900s	legacyvanity.americanexpress.com	AS6307	American Express Company	148.173.88.0/22	🇺🇸 United States	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 182ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (americanexpress.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.americanexpress.dk)
p=reject	v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.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

🧩 Web & zone#

checked 2026-10-11 02:31:38

www	148.173.91.85 (AS6307) (address records, no CNAME)
www vs bare domain	Same network americanexpress.dk: 148.173.91.85 (AS6307) www.americanexpress.dk: 148.173.91.85 (AS6307)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

71ms

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

🏷️ SOA#

0ms

Field	Value
Serial	972
Primary NS (MNAME)	a1-196.akam.net
Responsible (RNAME)	dns@aexp.com
Refresh	3600s
Retry	900s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-08 21:17:43

Field	Value
Registrar	CSC Digital Brand Service, Inc
Registered	1998-02-16
Expires	2027-03-31 (164d)

📋 WHOIS#

⏱️ Lookup Timing#

54ms

38ms

50ms

AAAA

38ms

TXT

182ms

CAA

45ms

HTTPS

47ms

TLSA

169ms

SOA

0ms

MTA-STS

68ms

DNSSEC

71ms

SRV

64ms

Total

939ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 12:48:33 shown	939ms	6 NS 1 A 0 MX	🔓 Insecure
2026-08-28 10:27:17	497ms	6 NS 1 A 0 MX	🔓 Insecure
2026-08-26 10:14:17	1033ms	6 NS 1 A 0 MX	🔓 Insecure
2026-06-26 19:02:58	797ms	6 NS 1 A 0 MX	🔓 Insecure
2026-06-16 13:26:10	527ms	6 NS 1 A 0 MX	🔓 Insecure