coldzero.eu - dns.ninja

`coldzero.eu`

DNSSEC	⚠️ Not signed
A	136.243.236.77^{🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3}
		PTR	`coldzero.eu`
NS	`dns1.trignosfera.com` ⭐
		A	142.132.146.190^{🇩🇪 Hetzner142.132.128.0/17 HETZNER-DC}
			PTR	`alpha3.connectserver.org`
NS	`dns2.trignosfera.com`
		A	51.68.143.69^{🇵🇱 OVH51.68.0.0/16}
			PTR	`dns2.trignosfera.com`
NS	`dns3.trignosfera.com`
		A	159.69.95.123^{🇩🇪 Hetzner159.69.0.0/16 HETZNER-DC}
			PTR	`static.123.95.69.159.clients.your-server.de`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1f::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f26.1e100.net`
		A	142.251.167.26^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c01::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`di-in-f27.1e100.net`
		A	74.125.193.26^{🇺🇸 Google74.125.193.0/24}
			PTR	`di-in-f26.1e100.net`
			PTR	`ig-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`v=spf1 ip4:142.132.146.190 +a +mx +ip4:188.40.116.241 +ip4:178.63.255.141 inc...`
SOA	`dns1.trignosfera.com`geral@trignosfera.pt 2026-06-20 #1

`eu`

	DNSSEC	🔒 Signed (DS record present)
	NS	`si.dns.eu` ⭐
	NS	`be.dns.eu`
	NS	`w.dns.eu`
	NS	`x.dns.eu`
	NS	`y.dns.eu`
	SOA	`si.dns.eu`tech@eurid.eu serial=1126644446

PTR for

77.236.243.136.in-addr.arpa

Same first word

coldzero.net

coldzero.pt

coldzero.com

coldzero.eu

Similar names

zerocold.org

DNS History

16 records (9 active, 7 former)

○NSdns1.rede1024.com2015-07-04 → 2017-01-12 · 4 obs

● 2015-07-04 11:02:58
● 2017-01-12 20:24:08
○ 2026-02-18 22:51:42
○ 2026-07-31 19:53:18

●NSdns1.trignosfera.com2026-02-18 → 2026-07-31 · 3 obs

○ 2017-01-12 20:24:08
● 2026-02-18 22:51:42
● 2026-07-31 19:53:18

○NSdns2.rede1024.com2015-07-04 → 2017-01-12 · 4 obs

● 2015-07-04 11:02:58
● 2017-01-12 20:24:08
○ 2026-02-18 22:51:42
○ 2026-07-31 19:53:18

●NSdns2.trignosfera.com2026-02-18 → 2026-07-31 · 3 obs

○ 2017-01-12 20:24:08
● 2026-02-18 22:51:42
● 2026-07-31 19:53:18

○NSdns3.rede1024.com2015-07-04 → 2017-01-12 · 4 obs

● 2015-07-04 11:02:58
● 2017-01-12 20:24:08
○ 2026-02-18 22:51:42
○ 2026-07-31 19:53:18

●NSdns3.trignosfera.com2026-02-18 → 2026-07-31 · 3 obs

○ 2017-01-12 20:24:08
● 2026-02-18 22:51:42
● 2026-07-31 19:53:18

○NSdns4.rede1024.com2015-07-04 → 2017-01-12 · 4 obs

● 2015-07-04 11:02:58
● 2017-01-12 20:24:08
○ 2026-02-18 22:51:42
○ 2026-07-31 19:53:18

●MXalt1.aspmx.l.google.com2026-02-18 → 2026-07-31 · 3 obs

○ 2017-01-12 20:24:08
● 2026-02-18 22:51:42
● 2026-07-31 19:53:18

●MXalt2.aspmx.l.google.com2026-02-18 → 2026-07-31 · 3 obs

○ 2017-01-12 20:24:08
● 2026-02-18 22:51:42
● 2026-07-31 19:53:18

●MXalt3.aspmx.l.google.com2026-02-18 → 2026-07-31 · 3 obs

○ 2017-01-12 20:24:08
● 2026-02-18 22:51:42
● 2026-07-31 19:53:18

●MXalt4.aspmx.l.google.com2026-02-18 → 2026-07-31 · 3 obs

○ 2017-01-12 20:24:08
● 2026-02-18 22:51:42
● 2026-07-31 19:53:18

●MXaspmx.l.google.com2026-02-18 → 2026-07-31 · 3 obs

○ 2017-01-12 20:24:08
● 2026-02-18 22:51:42
● 2026-07-31 19:53:18

○MXmx1.rede1024.com2015-07-04 → 2017-01-12 · 4 obs

● 2015-07-04 11:02:58
● 2017-01-12 20:24:08
○ 2026-02-18 22:51:42
○ 2026-07-31 19:53:18

○MXmx2.rede1024.com2015-07-04 → 2017-01-12 · 4 obs

● 2015-07-04 11:02:58
● 2017-01-12 20:24:08
○ 2026-02-18 22:51:42
○ 2026-07-31 19:53:18

●A136.243.236.772026-02-18 → 2026-07-31 · 3 obs

○ 2017-01-12 20:24:08
● 2026-02-18 22:51:42
● 2026-07-31 19:53:18

○A185.11.164.102015-07-04 → 2017-01-12 · 4 obs

● 2015-07-04 11:02:58
● 2017-01-12 20:24:08
○ 2026-02-18 22:51:42
○ 2026-07-31 19:53:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
eu	w.dns.eu, x.dns.eu, y.dns.eu, be.dns.eu...	-
coldzero.eu	dns1.trignosfera.com, dns2.trignosfera.com, dns3.trignosfera.com	-

✅ Authoritative Response

Server:142.132.146.190

NS records: dns1.trignosfera.com, dns2.trignosfera.com, dns3.trignosfera.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coldzero.eu (unsigned zone)

⏱️ Timing

Total: 739ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`136.243.236.77`
NS	3	`dns2.trignosfera.com, dns1.trignosfera.com...`
MX	5	`alt4.aspmx.l.google.com (pri: 10), alt3.aspmx.l.google.com (pri: 10)...`
TXT	1	`v=spf1 ip4:142.132.146.190 +a +mx +ip4:1`
SOA	1	`dns1.trignosfera.com geral.trignosfera.p`

Analysis

IP Addresses

coldzero.eu resolves to just one IP address, 136.243.236.77.

Name Servers

coldzero.eu is delegated to three name servers: dns1.trignosfera.com, dns2.trignosfera.com and dns3.trignosfera.com.

The name servers of coldzero.eu overlap at least partially with those of other domains — among them fatimae.com, nabos.pt, capicua.pt and two more.

These name servers commonly co-occur with the name servers ns1.trignosfera.com, ns2.trignosfera.com, ns1.solucoespt.com and ns2.solucoespt.com.

dns1.trignosfera.com, dns2.trignosfera.com and dns3.trignosfera.com each resolve to a single IP address: dns1.trignosfera.com resolves to 142.132.146.190, dns2.trignosfera.com resolves to 51.68.143.69 and dns3.trignosfera.com resolves to 159.69.95.123.

Mail Servers

Five mail servers handle coldzero.eu: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

There is at least a partial MX overlap between coldzero.eu and other domains, including holbrook.k12.ma.us, liveoaknav.com, kshed.com and two others.

These mail servers tend to appear in combination with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 others.

Host names that have two IP addresses:

aspmx.l.google.com points to 142.251.167.26 and 2607:f8b0:4004:c1f::1a.

alt1.aspmx.l.google.com points to 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com points to 74.125.193.26 and 2a00:1450:400b:c01::1b.

alt3.aspmx.l.google.com points to 192.178.223.27 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com points to 172.253.157.26 and 2a00:1450:400c:c23::1a.