a2sea.dk DNS records

🖥️ Nameservers3 records 50ms

Nameserver	IP addresses	PTR	ASN / ISP
ns4.hostonline.dk	217.195.185.243 2a02:188:6004:14::10	ns4.hostonline.dk ns4.hostonline.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S
ns5.hostonline.dk	217.195.185.244 2a02:188:6004:14::11	ns5.hostonline.dk ns5.hostonline.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S
ns6.hostonline.dk	85.191.126.85	ns6.hostonline.dk	AS204274 AURA Fiber A/S

🌍 A Records1 records 77ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.66.88.226	60s	lb-secure.ng.peytz.dk	AS47292	Sentia Denmark A/S	77.66.88.0/22	🇩🇰 Denmark	—

📧 MX Records2 records 58ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	60s	mx1.deme-group.c3s2.iphmx.com	68.232.133.210 68.232.133.210 68.232.139.25 68.232.139.25	210.133.232.68.in-addr.arpa.c3s2.iphmx.com esa1.deme-group.c3s2.iphmx.com 25.139.232.68.in-addr.arpa.c3s2.iphmx.com esa2.deme-group.c3s2.iphmx.com	AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division
20	60s	mx2.deme-group.c3s2.iphmx.com	68.232.133.210 68.232.133.210 68.232.139.25 68.232.139.25	210.133.232.68.in-addr.arpa.c3s2.iphmx.com esa1.deme-group.c3s2.iphmx.com 25.139.232.68.in-addr.arpa.c3s2.iphmx.com esa2.deme-group.c3s2.iphmx.com	AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division AS30238 Cisco Systems Ironport Division

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 226ms

TXT Record
c2dnbzgvgncl4h+ov0kklcujierfv+fxs6qoxarjhbh0dfv4lc76txvmpqymoyjvam0d4ciuiphmkws16tfg5w==
MS=ms18371197
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (a2sea.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.a2sea.dk)
p=reject	v=DMARC1; p=reject; aspf=r;

📬 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)

🔐 DNSSEC9091ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082602
Primary NS (MNAME)	ns4.hostonline.dk
Responsible (RNAME)	hostmaster@hostonline.dk
Refresh	900s
Retry	600s
Expire	86400s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

50ms

A

77ms

MX

58ms

AAAA

54ms

TXT

226ms

CAA

66ms

HTTPS

55ms

TLSA

239ms

SOA

0ms

MTA-STS

81ms

DNSSEC

9091ms

SRV

76ms

Total

9794ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 12:22:53	9794ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-26 23:35:06	10192ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-26 20:11:54	914ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-21 12:53:55	1472ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-16 05:24:45	3979ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-12 06:46:08	3197ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-10 02:38:09	3105ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-05 01:29:27	4152ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-27 13:16:52	8867ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-22 06:06:21	16941ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-17 15:48:41	1051ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-12 18:54:47	1004ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-08 22:29:32	9083ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-03 13:48:23	5003ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-27 13:19:16	1019ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-26 10:40:45	2411ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-21 16:48:31	1254ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-20 07:38:06	2370ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-20 06:59:44	2355ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-18 09:28:24	1481ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-16 13:00:24	4196ms	3 NS 1 A 2 MX	🔓 Insecure	View