gcos.dk
Last scanned: 2026-09-01 10:40:43  ·  15068ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   36ms
NameserverIP addressesPTRASN / ISP
auth01.t26.dk 77.221.251.240 name1.t26.dk AS42876 Unit IT Services ApS
auth02.t26.dk 77.221.251.241 — AS42876 Unit IT Services ApS
🌍 A Records1 records   33ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.221.228.148 3600s — AS42876 Unit IT Services ApS 77.221.224.0/19 🇩🇰 Denmark Gentofte Municipality
📧 MX Records1 records   50ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s gcos-dk.mx1.antispam.gcos.dk 77.221.226.31
77.221.226.31
77.221.226.31		 antispam.gcos.dk
midttrafik-dk.mx1.antispam.gcos.dk
gcos-dk.mx1.antispam.gcos.dk		 AS42876 Unit IT Services ApS
AS42876 Unit IT Services ApS
AS42876 Unit IT Services ApS
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records8 records   520ms
TXT Record
_globalsign-domain-verification=Y681W5RceLzqo3BLkS6qu_7rSVzCNpTBlvvQX-8qNb
_p6erga1z1m9xv2670av4o64j7hyz0u5
3rbcyeRvYOyynF6F92s3YmHl2zn008Jj0llQhCqXRwI=
89189685-7aee-4e63-bf2b-6b4fdffd8edc
globalsign-domain-verification=7zrPDhORxznqfgoxAFEc5j_3Gmbyk50h3ubxixCtn6
globalsign-domain-verification=J3eA79nN2btZyr1LmPSBMjaQ82z0UeLgrT9Hqzwvi-
MS=ms95603339
raqCimRw9WAwo6Pd+DjjHPcj8tsTA/mpb+N0OZhsMRA=
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC90ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA56ms
FieldValue
Serial2017060920
Primary NS (MNAME)name1.t26.dk
Responsible (RNAME)support@globalconnect.dk
Refresh14400s
Retry3600s
Expire3628800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
36ms
A
33ms
MX
50ms
AAAA
54ms
TXT
520ms
CAA
44ms
HTTPS
50ms
TLSA
4033ms
SOA
56ms
MTA-STS
61ms
DNSSEC
90ms
SRV
301ms
Total
15068ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-01 10:40:43 15068ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-02 10:44:51 1736ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 10:06:17 1104ms 2 NS 1 A 1 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone