www.4tec.gr - robtex.com

www.4tec.gr

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:9af6🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::6815:638🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.6.56Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.154.246🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.6.56, 172.67.154.246
IPv62606:4700:3030::ac43:9af6, 2606:4700:3031::6815:638

4tec.gr

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:9af6🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::6815:638🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.6.56Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.154.246🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdan.ns.cloudflare.com ⭐
NSmary.ns.cloudflare.com
MX_dc-mx.af01f08d29cd.4tec.gr ⭐
TXTv=spf1 ip4:185.104.144.20 +a +mx +ip4:138.201.190.1 ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.6.56, 172.67.154.246
IPv62606:4700:3030::ac43:9af6, 2606:4700:3031::6815:638
SOAdan.ns.cloudflare.comdns@cloudflare.com serial=2396500603

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DNS History

5 records (4 active, 1 former)

20192020202120222023202420252026A104.21.6.56172.67.154.2462606:4700:3030::ac43:9af62606:4700:3031::6815:638CNAME4tec.gr
●A104.21.6.562026-02-21 → 2026-03-09 · 2 obs
● 2026-02-21 03:07:48
● 2026-03-09 13:07:10
●A172.67.154.2462026-02-21 → 2026-03-09 · 2 obs
● 2026-02-21 03:07:48
● 2026-03-09 13:07:10
●A2606:4700:3030::ac43:9af62026-02-21 → 2026-03-09 · 2 obs
● 2026-02-21 03:07:48
● 2026-03-09 13:07:10
●A2606:4700:3031::6815:6382026-02-21 → 2026-03-09 · 2 obs
● 2026-02-21 03:07:48
● 2026-03-09 13:07:10
○CNAME4tec.gr2018-05-13 → 2018-05-13 · 3 obs
● 2018-05-13 09:41:30
○ 2026-02-21 03:07:48
○ 2026-03-09 13:07:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
grgr-c.ics.forth.gr, gr-d.ics.forth.gr, gr-m.ics.forth.gr, estia.ics.forth.gr...-
4tec.grmary.ns.cloudflare.com, dan.ns.cloudflare.com-

✅ Authoritative Response

Server: 172.64.32.134

NS records: mary.ns.cloudflare.com, dan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 4tec.gr (unsigned zone)

⏱️ Timing

Total: 970ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.6.56, 172.67.154.246
AAAA22606:4700:3030::ac43:9af6, 2606:4700:3031::6815:638
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

www.4tec.gr resolves to four IP numbers: 2606:4700:3030::ac43:9af6, 2606:4700:3031::6815:638, 104.21.6.56 and 172.67.154.246.

other host names for instance heaf.org, professionaltester.com, garagesolutionssarasota.com, galleonresort.com and www.hwi.co.nz share IP numbers with www.4tec.gr.