www.lambda-tek.es - robtex.com

www.lambda-tek.es

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:861aCloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:602Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.6.2Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.134.26Cloudflare172.67.128.0/20 ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.6.2, 172.67.134.26
IPv62606:4700:3031::ac43:861a, 2606:4700:3034::6815:602

lambda-tek.es

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:861aCloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:602Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.6.2Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.134.26Cloudflare172.67.128.0/20 ✓ In HTTPS hints
NSart.ns.cloudflare.com ⭐
NSolga.ns.cloudflare.com
TXTgoogle-site-verification=8hy2QqbKI_SASpeSc9wLhGQfWtez2Seg08ilfJTHVaA
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.6.2, 172.67.134.26
IPv62606:4700:3031::ac43:861a, 2606:4700:3034::6815:602
SOAart.ns.cloudflare.comdns@cloudflare.com serial=2396863815

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DNS History

11 records (4 active, 7 former)

2017201820192020202120222023202420252026NSingrid.ns.cloudflare.compete.ns.cloudflare.comMXmailstore1.secureserver.netsmtp.secureserver.netA104.21.6.2172.67.134.262606:4700:3031::ac43:861a2606:4700:3034::6815:602104.28.30.46104.28.31.46CNAMElambda-tek.es
○NSingrid.ns.cloudflare.com2016-12-28 → 2016-12-28 · 3 obs
● 2016-12-28 18:35:04
○ 2026-03-04 09:55:02
○ 2026-03-04 09:55:04
○NSpete.ns.cloudflare.com2016-12-28 → 2016-12-28 · 3 obs
● 2016-12-28 18:35:04
○ 2026-03-04 09:55:02
○ 2026-03-04 09:55:04
○MXmailstore1.secureserver.net2016-12-28 → 2016-12-28 · 3 obs
● 2016-12-28 18:35:04
○ 2026-03-04 09:55:02
○ 2026-03-04 09:55:04
○MXsmtp.secureserver.net2016-12-28 → 2016-12-28 · 3 obs
● 2016-12-28 18:35:04
○ 2026-03-04 09:55:02
○ 2026-03-04 09:55:04
●A104.21.6.22026-03-04 → 2026-03-04 · 3 obs
○ 2016-12-28 18:35:04
● 2026-03-04 09:55:02
● 2026-03-04 09:55:04
○A104.28.30.462016-12-28 → 2016-12-28 · 3 obs
● 2016-12-28 18:35:04
○ 2026-03-04 09:55:02
○ 2026-03-04 09:55:04
○A104.28.31.462016-12-28 → 2016-12-28 · 3 obs
● 2016-12-28 18:35:04
○ 2026-03-04 09:55:02
○ 2026-03-04 09:55:04
●A172.67.134.262026-03-04 → 2026-03-04 · 3 obs
○ 2016-12-28 18:35:04
● 2026-03-04 09:55:02
● 2026-03-04 09:55:04
●A2606:4700:3031::ac43:861a2026-03-04 → 2026-03-04 · 3 obs
○ 2016-12-28 18:35:04
● 2026-03-04 09:55:02
● 2026-03-04 09:55:04
●A2606:4700:3034::6815:6022026-03-04 → 2026-03-04 · 3 obs
○ 2016-12-28 18:35:04
● 2026-03-04 09:55:02
● 2026-03-04 09:55:04
○CNAMElambda-tek.es2016-12-28 → 2016-12-28 · 3 obs
● 2016-12-28 18:35:04
○ 2026-03-04 09:55:02
○ 2026-03-04 09:55:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
esa.nic.es, c.nic.es, g.nic.es, h.nic.es-
lambda-tek.esart.ns.cloudflare.com, olga.ns.cloudflare.com-

✅ Authoritative Response

Server: 173.245.58.137

NS records: art.ns.cloudflare.com, olga.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lambda-tek.es (unsigned zone)

⏱️ Timing

Total: 1206ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.6.2, 172.67.134.26
AAAA22606:4700:3031::ac43:861a, 2606:4700:3034::6815:602
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

Four IP numbers are pointed to by www.lambda-tek.es: 2606:4700:3031::ac43:861a, 2606:4700:3034::6815:602, 104.21.6.2 and 172.67.134.26.