singleton.cz - dns.ninja

`singleton.cz`

DNSSEC	🔒 Signed (DS record present)
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	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c19::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bk-in-f26.1e100.net`
		A	64.233.180.26^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f26.1e100.net`
			PTR	`pe-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
MX	`qjhjuskpj5cddz4dnbaj3ncpewyqmkkggy5dorg4folhu6zr37ka.mx-verification.google.com`⁽¹⁵⁾
SOA	`ns1.websupport.cz`admin@websupport.cz serial=1783259498

`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=1786544242

Same first word

Similar names

DNS History

13 records (9 active, 4 former)

○NSalfa.ns.active24.cz2015-07-21 → 2020-01-31 · 4 obs

● 2015-07-21 19:12:44
● 2020-01-31 20:38:16
○ 2026-02-22 02:44:14
○ 2026-08-12 14:25:04

○NSbeta.ns.active24.cz2015-07-21 → 2020-01-31 · 4 obs

● 2015-07-21 19:12:44
● 2020-01-31 20:38:16
○ 2026-02-22 02:44:14
○ 2026-08-12 14:25:04

○NSgama.ns.active24.sk2015-07-21 → 2020-01-31 · 4 obs

● 2015-07-21 19:12:44
● 2020-01-31 20:38:16
○ 2026-02-22 02:44:14
○ 2026-08-12 14:25:04

●NSns1.websupport.cz2026-02-22 → 2026-08-12 · 3 obs

○ 2020-01-31 20:38:16
● 2026-02-22 02:44:14
● 2026-08-12 14:25:04

●NSns2.websupport.cz2026-02-22 → 2026-08-12 · 3 obs

○ 2020-01-31 20:38:16
● 2026-02-22 02:44:14
● 2026-08-12 14:25:04

●NSns3.websupport.eu2026-02-22 → 2026-08-12 · 3 obs

○ 2020-01-31 20:38:16
● 2026-02-22 02:44:14
● 2026-08-12 14:25:04

●MXalt1.aspmx.l.google.com2026-02-22 → 2026-08-12 · 2 obs

● 2026-02-22 02:44:14
● 2026-08-12 14:25:04

●MXalt2.aspmx.l.google.com2026-02-22 → 2026-08-12 · 2 obs

● 2026-02-22 02:44:14
● 2026-08-12 14:25:04

●MXalt3.aspmx.l.google.com2026-02-22 → 2026-08-12 · 2 obs

● 2026-02-22 02:44:14
● 2026-08-12 14:25:04

●MXalt4.aspmx.l.google.com2026-02-22 → 2026-08-12 · 2 obs

● 2026-02-22 02:44:14
● 2026-08-12 14:25:04

●MXaspmx.l.google.com2026-02-22 → 2026-08-12 · 2 obs

● 2026-02-22 02:44:14
● 2026-08-12 14:25:04

●MXqjhjuskpj5cddz4dnbaj3ncpewyqmkkggy5dorg4folhu6zr37ka.mx-verification.google.com2026-02-22 → 2026-08-12 · 2 obs

● 2026-02-22 02:44:14
● 2026-08-12 14:25:04

○A213.220.254.2462015-07-21 → 2026-05-12 · 4 obs

● 2015-07-21 19:12:44
● 2026-05-12 02:00:36
○ 2026-07-19 09:03:26
○ 2026-08-12 14:25:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz	8 records
singleton.cz	ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu	-

✅ Authoritative Response

Server:185.71.159.12

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: 996ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	3	`ns1.websupport.cz, ns2.websupport.cz...`
MX	6	`aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)...`
SOA	1	`ns1.websupport.cz admin.websupport.cz`

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (a.ns.nic.cz, a.ns.nic.cz, c.ns.nic.cz...)

Analysis

Name Servers

singleton.cz is served by three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.

At least some of singleton.cz's name servers are shared with other domains, for example aimon.cz, bochenek.cz, benemetal.com and two more.

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

Mail Servers

singleton.cz uses 6 mail servers for delivery: aspmx.l.google.com, qjhjuskpj5cddz4dnbaj3ncpewyqmkkggy5dorg4folhu6zr37ka.mx-verification.google.com, alt1.aspmx.l.google.com and 3 other.

At least some of the mail servers used by singleton.cz are shared with other domains: kadimhukuk.com.tr, nucarfordplymouth.com, ns500671.ns500671.ns500742.ns500742.ns500731.ns500704.ns500678.ns500671.ns500705.ns500671.ns500671.ns500291.ns500291.ns500291.ns500131.lustychickser.com and two others among them.

It is common to find these mail servers paired with the mail servers alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com, as well as two others.

Host names pointing to two IP addresses:

The A records for aspmx.l.google.com return 64.233.180.26 and 2607:f8b0:4004:c19::1a.

The A records for alt1.aspmx.l.google.com return 192.178.234.27 and 2800:3f0:4003:c14::1a.

The A records for alt2.aspmx.l.google.com return 172.253.116.26 and 2a00:1450:400b:c02::1a.

The A records for alt3.aspmx.l.google.com return 192.178.223.26 and 2a00:1450:4009:c0f::1b.

The A records for alt4.aspmx.l.google.com return 172.253.157.26 and 2a00:1450:400c:c23::1b.