mail.koek.nu - robtex.com

mail.koek.nu

DNSSEC⚠️ Not signed
A2a02:2308:0:318:4e9c:e29a:ea3d:f693🇳🇱 COMPUKOS-AS2a02:2308::/32 Compukos ipv6
PTRvps1376.directvps.nl
A178.21.116.165🇳🇱 COMPUKOS-AS178.21.112.0/21 NL-DIRECTVPS

koek.nu

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:30da🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::ac43:9cae🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.48.218Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.156.174🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSalec.ns.cloudflare.com ⭐
NSdara.ns.cloudflare.com
MXmail.koek.nu ⭐
TXTv=spf1 a mx -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.48.218, 172.67.156.174
IPv6 hints2606:4700:3030::6815:30da, 2606:4700:3033::ac43:9cae
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=225, name=cloudflare-ech.com
SOAalec.ns.cloudflare.comdns@cloudflare.com serial=2410103603

MX for

koek.nu

Same first word

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DNS History

4 records (2 active, 2 former)

201520162017201820192020202120222023202420252026A178.21.116.1652a02:2308:0:318:4e9c:e29a:ea3d:f693141.105.121.42194.109.117.92
○A141.105.121.422016-03-22 → 2016-03-22 · 4 obs
○ 2015-12-17 05:14:02
● 2016-03-22 10:37:12
○ 2026-06-08 04:48:16
○ 2026-07-21 16:36:30
●A178.21.116.1652026-06-08 → 2026-07-21 · 3 obs
○ 2016-03-22 10:37:12
● 2026-06-08 04:48:16
● 2026-07-21 16:36:30
○A194.109.117.922014-12-10 → 2015-12-17 · 4 obs
● 2014-12-10 19:53:40
● 2015-12-17 05:14:02
○ 2016-03-22 10:37:12
○ 2026-07-21 16:36:30
●A2a02:2308:0:318:4e9c:e29a:ea3d:f6932026-06-08 → 2026-07-21 · 3 obs
○ 2016-03-22 10:37:12
● 2026-06-08 04:48:16
● 2026-07-21 16:36:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nua.ns.nu, z.ns.nu, d.ns.nu, m.ns.nu...12 records
koek.nudara.ns.cloudflare.com, alec.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.59

NS records: dara.ns.cloudflare.com, alec.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for koek.nu (unsigned zone)

⏱️ Timing

Total: 861ms | Queries: -

📄 Records

TypeCountSample Data
A1178.21.116.165
AAAA12a02:2308:0:318:4e9c:e29a:ea3d:f693

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (z.ns.nu, y.ns.nu, m.ns.nu...)

Analysis

Mail Server Role

mail.koek.nu serves as a mail server for koek.nu.

IP Addresses

mail.koek.nu resolves to the IP addresses 178.21.116.165 and 2a02:2308:0:318:4e9c:e29a:ea3d:f693

Additional host names — beeldr.nl, mail.arianbrekveld.com, driversofchange.nl and two others — share IP numbers with mail.koek.nu.