lambda.cz - dns.ninja

`lambda.cz`

DNSSEC	🔒 Signed (DS record present)
A	2a00:4b40:aaaa:2005::5^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
A	37.9.175.164^{🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.175.0/24}
NS	`ns1.websupport.cz` ⭐
		A	2a10:bbc0::11^{🇨🇿 ACTIVE24-AS2a10:bbc0::/32}
			PTR	`ns1.websupport.eu`
		A	45.10.97.11^{🇨🇿 ACTIVE24-AS45.10.97.0/24}
			PTR	`ns1.websupport.eu`
NS	`ns2.websupport.cz`
		A	2a02:250:3::12^{🇸🇪 ACTIVE24-AS2a02:250:3::/48}
			PTR	`ns2.websupport.eu`
		A	185.71.159.12^{🇸🇪 ACTIVE24-AS185.71.159.0/24}
			PTR	`ns2.websupport.eu`
NS	`ns3.websupport.eu`
		A	2a10:bbc0::13^{🇨🇿 ACTIVE24-AS2a10:bbc0::/32}
			PTR	`ns3.websupport.eu`
		A	45.10.97.13^{🇨🇿 ACTIVE24-AS45.10.97.0/24}
			PTR	`ns3.websupport.eu`
MX	`mailin1.lambda.cz` ⭐
		A	2a00:4b40:aaaa:2101:45:13:137:9^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
			PTR	`m1-u7-mx.websupport.sk`
		A	45.13.137.7^{🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24}
			PTR	`mx10.websupport.at`
MX	`mailin2.lambda.cz`⁽¹⁰⁰⁾
		A	2a00:4b40:aaaa:2101:45:13:137:9^{🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32}
			PTR	`m1-u7-mx.websupport.sk`
		A	45.13.137.9^{🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24}
			PTR	`m1-u7-mx.websupport.sk`
SOA	`ns1.websupport.cz`admin@websupport.cz serial=1777756407

`cz`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.ns.nic.cz` ⭐
	NS	`b.ns.nic.cz`
	NS	`c.ns.nic.cz`
	NS	`d.ns.nic.cz`
	SOA	`a.ns.nic.cz`hostmaster@nic.cz serial=1780564638

Subdomains

mailin1.lambda.cz

mailin2.lambda.cz

Same first word

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mdalab.ru

madlab.com

damlab.pl

dalbam.com

madlab.me

alambd.com

almbad.com

dambla.ro

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madlab.bar

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laambd.shop

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bamdal.net

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madlab.co.jp

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madlab.us

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dabalm.co

madlab.gr.jp

badlam.com

madlab.dk

damlab.cn

madlab.net

madlab.io

admlab.ru

madlab.tv

damlab.org

dambal.com

madlab.in

malabd.com

madlab.dh.bytemark.co.uk

DNS History

17 records (7 active, 10 former)

○NSalfa.ns.active24.cz2015-06-29 → 2019-12-23 · 4 obs

● 2015-06-29 13:54:24
● 2019-12-23 21:03:42
○ 2026-02-22 06:12:06
○ 2026-06-04 09:45:30

○NSbeta.ns.active24.cz2015-06-29 → 2019-12-23 · 4 obs

● 2015-06-29 13:54:24
● 2019-12-23 21:03:42
○ 2026-02-22 06:12:06
○ 2026-06-04 09:45:30

○NSgama.ns.active24.sk2015-06-29 → 2019-12-23 · 4 obs

● 2015-06-29 13:54:24
● 2019-12-23 21:03:42
○ 2026-02-22 06:12:06
○ 2026-06-04 09:45:30

○NSns.dns4.cz2015-06-29 → 2019-12-23 · 4 obs

● 2015-06-29 13:54:24
● 2019-12-23 21:03:42
○ 2026-02-22 06:12:06
○ 2026-06-04 09:45:30

●NSns1.websupport.cz2026-02-22 → 2026-06-04 · 3 obs

○ 2019-12-23 21:03:42
● 2026-02-22 06:12:06
● 2026-06-04 09:45:30

●NSns2.websupport.cz2026-02-22 → 2026-06-04 · 3 obs

○ 2019-12-23 21:03:42
● 2026-02-22 06:12:06
● 2026-06-04 09:45:30

●NSns3.websupport.eu2026-02-22 → 2026-06-04 · 3 obs

○ 2019-12-23 21:03:42
● 2026-02-22 06:12:06
● 2026-06-04 09:45:30

○MXin.smtp.cz2015-06-29 → 2016-06-26 · 4 obs

● 2015-06-29 13:54:24
● 2016-06-26 10:21:26
○ 2017-02-17 23:58:32
○ 2026-06-04 09:45:30

●MXmailin1.lambda.cz2026-02-22 → 2026-06-04 · 3 obs

○ 2019-12-23 21:03:42
● 2026-02-22 06:12:06
● 2026-06-04 09:45:30

●MXmailin2.lambda.cz2026-02-22 → 2026-06-04 · 3 obs

○ 2019-12-23 21:03:42
● 2026-02-22 06:12:06
● 2026-06-04 09:45:30

○MXmx.smtp.cz2015-06-29 → 2016-06-26 · 4 obs

● 2015-06-29 13:54:24
● 2016-06-26 10:21:26
○ 2017-02-17 23:58:32
○ 2026-06-04 09:45:30

○MXmx1.active24.com2017-02-17 → 2019-12-23 · 5 obs

○ 2016-06-26 10:21:26
● 2017-02-17 23:58:32
● 2019-12-23 21:03:42
○ 2026-02-22 06:12:06
○ 2026-06-04 09:45:30

○MXmx2.active24.com2017-02-17 → 2019-12-23 · 5 obs

○ 2016-06-26 10:21:26
● 2017-02-17 23:58:32
● 2019-12-23 21:03:42
○ 2026-02-22 06:12:06
○ 2026-06-04 09:45:30

●A2a00:4b40:aaaa:2005::52026-02-22 → 2026-06-04 · 3 obs

○ 2019-12-23 21:03:42
● 2026-02-22 06:12:06
● 2026-06-04 09:45:30

○A2a02:4a8:ac24:102::96:662015-06-29 → 2019-12-23 · 4 obs

● 2015-06-29 13:54:24
● 2019-12-23 21:03:42
○ 2026-02-22 06:12:06
○ 2026-06-04 09:45:30

●A37.9.175.1642026-02-22 → 2026-06-04 · 3 obs

○ 2019-12-23 21:03:42
● 2026-02-22 06:12:06
● 2026-06-04 09:45:30

○A81.95.96.662015-06-29 → 2019-12-23 · 4 obs

● 2015-06-29 13:54:24
● 2019-12-23 21:03:42
○ 2026-02-22 06:12:06
○ 2026-06-04 09:45:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz	-
lambda.cz	ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu	-

✅ Authoritative Response

Server:45.10.97.13

NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1417ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`37.9.175.164`
AAAA	1	`2a00:4b40:aaaa:2005::5`
NS	3	`ns1.websupport.cz, ns2.websupport.cz...`
MX	2	`mailin1.lambda.cz (pri: 10), mailin2.lambda.cz (pri: 100)`
SOA	1	`ns1.websupport.cz admin.websupport.cz`

Analysis

Hierarchy

mailin1.lambda.cz and mailin2.lambda.cz are both subdomains of lambda.cz.

IP Addresses

lambda.cz points to two IP numbers: 37.9.175.164 and 2a00:4b40:aaaa:2005::5.

sagar.eu, nagybaracska.eu, obpostupy.cz and two other host names share IP numbers with lambda.cz.

Name Servers

DNS for lambda.cz is handled by three authoritative name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.

There is at least partial name server overlap between lambda.cz and other domains — kartarena.eu, bertelsen.cz, togr.cz and two more among them.

The name servers ns1.websupport.sk, ns2.websupport.sk and ns3.websupport.sk are often found in combination with these name servers.

Three hostnames — ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu — each have two IP addresses: ns1.websupport.cz has 45.10.97.11 and 2a10:bbc0::11, ns2.websupport.cz has 185.71.159.12 and 2a02:250:3::12, and ns3.websupport.eu has 45.10.97.13 and 2a10:bbc0::13.

Mail Servers

Mail for lambda.cz is handled by two mail servers — mailin1.lambda.cz and mailin2.lambda.cz.

The two hostnames mailin1.lambda.cz and mailin2.lambda.cz each carry two IP addresses — mailin1.lambda.cz resolves to 45.13.137.7 and 2a00:4b40:aaaa:2101:45:13:137:9, and mailin2.lambda.cz resolves to 45.13.137.9 and 2a00:4b40:aaaa:2101:45:13:137:9, with 2a00:4b40:aaaa:2101:45:13:137:9 common to both.

Host names pointing to 2a00:4b40:aaaa:2101:45:13:137:9 IP addresses: mailin1.lambda.cz and mailin2.lambda.cz.