actech.lu - dns.ninja

`actech.lu`

DNSSEC	⚠️ Not signed
A	78.47.83.250^{🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5}
		PTR	`www556.your-server.de`
NS	`ns1.root.lu` ⭐
		A	2a01:608::3^{🇱🇺 ROOT2a01:608::/32 root SA}
			PTR	`a.root.lu`
		A	195.26.4.3^{🇱🇺 ROOT195.26.4.0/23 root SA}
			PTR	`a.root.lu`
NS	`alpha.ns.network.lu` ⚠️ Not in parent delegation
		A	2a05:93c0:1006:1010:f816:3eff:fe2e:1e52^{🇳🇱 SERVERS2a05:93c0::/32 .COM NL01}
		A	213.196.40.85^{🇳🇱 SERVERS213.196.40.0/24 .COM AMS1 CLOUD COMPUTING}
			PTR	`alpha.ns.network.lu`
NS	`ns2.root.lu`
		A	83.243.8.3^{🇱🇺 ROOT83.243.8.0/21 root SA}
			PTR	`b.root.lu`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c0b::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bj-in-f26.1e100.net`
		A	2607:f8b0:4004:c17::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bl-in-f27.1e100.net`
		A	2607:f8b0:4004:c19::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bk-in-f26.1e100.net`
		A	2607:f8b0:4004:c19::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bk-in-f27.1e100.net`
		A	142.250.31.27^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f27.1e100.net`
		A	142.251.16.26^{🇺🇸 Google142.251.16.0/24}
			PTR	`bl-in-f26.1e100.net`
		A	142.251.16.27^{🇺🇸 Google142.251.16.0/24}
			PTR	`bl-in-f27.1e100.net`
		A	142.251.111.26^{🇺🇸 Google142.251.111.0/24}
			PTR	`bk-in-f26.1e100.net`
		A	142.251.111.27^{🇺🇸 Google142.251.111.0/24}
			PTR	`bk-in-f27.1e100.net`
MX	`in.mx.root.lu`⁽¹⁰⁰⁰⁾
		A	195.26.4.74^{🇱🇺 ROOT195.26.4.0/23 root SA}
			PTR	`spambox3.mx.root.lu`
TXT	`v=spf1 include:_spf.actech.lu include:_spf.google.com ~all`
TXT	`google-site-verification=sxwl1e2yKeGWVD6rYO7KcHaTUP8A-6LhAS4pwcZBxQU`
TXT	`MS=5EC4EEAA19CF1699A166BE1D1E9A12D752C4B564`
SOA	`ns1.root.lu`admin@root.lu serial=1739453281

`lu`

	DNSSEC	🔒 Signed (DS record present)
	NS	`1.ns.lu` ⭐
	NS	`g.dns.lu`
	NS	`i.dns.lu`
	NS	`j.dns.lu`
	NS	`k.dns.lu`
	NS	`p.dns.lu`
	NS	`r.ns.lu`
	TXT	`Exported: 2026-07-21 23:01:01`
	SOA	`1.ns.lu`noc@restena.lu serial=1784667673

Subdomains

com.actech.lu

Same first word

actech.be

actech.me

actech.lu

actech.fr

actech.vn

actech.ru

actech.ch

actech.de

actech.co.nz

actech.net.au

actech.online

actech.fun

actech.com.au

actech.com

actech.jp

actech.biz

actech.gr

actech.gmbh

actech.asia

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catche.net.ph

teacch.de

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tcache.com

catech.fr

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thecac.org.uk

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cachet.nl

DNS History

7 records (6 active, 1 former)

●NSalpha.ns.network.lu2021-10-08 → 2026-07-21 · 3 obs

○ 2015-08-05 15:54:42
● 2021-10-08 18:18:50
● 2026-07-21 22:04:26

●NSns1.root.lu2015-08-05 → 2026-07-21 · 2 obs

● 2015-08-05 15:54:42
● 2026-07-21 22:04:26

●NSns2.root.lu2015-08-05 → 2026-07-21 · 2 obs

● 2015-08-05 15:54:42
● 2026-07-21 22:04:26

●MXin.mx.root.lu2015-08-05 → 2026-07-21 · 2 obs

● 2015-08-05 15:54:42
● 2026-07-21 22:04:26

●MXsmtp.google.com2026-02-23 → 2026-07-21 · 3 obs

○ 2015-08-05 15:54:42
● 2026-02-23 09:05:12
● 2026-07-21 22:04:26

○A195.26.5.22015-08-05 → 2021-10-08 · 4 obs

● 2015-08-05 15:54:42
● 2021-10-08 18:18:50
○ 2026-02-23 09:05:12
○ 2026-07-21 22:04:26

●A78.47.83.2502026-02-23 → 2026-07-21 · 3 obs

○ 2021-10-08 18:18:50
● 2026-02-23 09:05:12
● 2026-07-21 22:04:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
lu	1.ns.lu, g.dns.lu, i.dns.lu, j.dns.lu...	-
actech.lu	ns2.root.lu, ns1.root.lu	-

✅ Authoritative Response

Server:195.26.4.3

NS records: ns2.root.lu, ns1.root.lu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for actech.lu (unsigned zone)

⏱️ Timing

Total: 1360ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`78.47.83.250`
NS	3	`ns2.root.lu, alpha.ns.network.lu...`
MX	2	`in.mx.root.lu (pri: 1000), SMTP.GOOGLE.COM (pri: 1)`
TXT	3	`MS=5EC4EEAA19CF1699A166BE1D1E9A12D752C4B, v=spf1 include:_spf.actech.lu include:_s...`
SOA	1	`ns1.root.lu admin.root.lu`

Analysis

Hierarchy

com.actech.lu is delegated beneath actech.lu.

IP Addresses

actech.lu resolves to just one IP address, 78.47.83.250.

Two other host names, along with die-gemeinschaftspraxis.com, internationale-pr-beratung.de and scoprirelacappadocia.com, also share IP numbers with actech.lu.

Name Servers

actech.lu carries NS records delegating to ns1.root.lu, ns2.root.lu and alpha.ns.network.lu.

There is at least partial name server overlap between actech.lu and other domains — arch-immo.com, sep.lu, ripa.lu and two more among them.

Host names that have two IP addresses:

ns1.root.lu resolves to two addresses: 195.26.4.3 and 2a01:608::3.

alpha.ns.network.lu resolves to two addresses: 213.196.40.85 and 2a05:93c0:1006:1010:f816:3eff:fe2e:1e52.

Host names that point to one IP address:

The hostname ns2.root.lu resolves to 83.243.8.3.

Mail Servers

actech.lu is served by two mail servers, smtp.google.com and in.mx.root.lu.

There is at least a partial MX overlap between actech.lu and other domains, including prabbit.co.kr, steeltechind.com, fukai.ch and two others.

These mail servers frequently co-occur with the mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, aspmx.l.google.com and two others.

DNS names with 9 IP addresses:

smtp.google.com resolves to 142.250.31.27, 142.251.16.26 and 142.251.16.27 among others, with 6 other IP addresses in total.

Host names that point to one IP address:

The hostname in.mx.root.lu resolves to 195.26.4.74.