`viessmann-cool.com`

DNSSEC	⚠️ Not signed
A	2a05:d014:70e:2500:c769:bea9:838b:7788^{🇩🇪 Amazon2a05:d014:400::/38 AMAZON AWS}
A	2a05:d014:70e:2501:9fdd:9eae:eb1:956e^{🇩🇪 Amazon2a05:d014:400::/38 AMAZON AWS}
A	2a05:d014:70e:2502:aa44:bf2b:e2a1:70a9^{🇩🇪 Amazon2a05:d014:400::/38 AMAZON AWS}
A	3.70.84.205^{🇩🇪 Amazon3.64.0.0/12 EC2 FRA Prefix}
A	63.183.191.173^{🇺🇸 Amazon63.180.0.0/14 EC2 FRA Prefix}
A	63.184.167.246^{🇺🇸 Amazon63.184.0.0/14 EC2 Prefix}
NS	`ns-1732.awsdns-24.co.uk` ⭐
		A	2600:9000:5306:c400::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1732.awsdns-24.co.uk`
		A	205.251.198.196^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1732.awsdns-24.co.uk`
NS	`ns-1138.awsdns-14.org`
		A	2600:9000:5304:7200::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1138.awsdns-14.org`
		A	205.251.196.114^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1138.awsdns-14.org`
NS	`ns-35.awsdns-04.com`
		A	2600:9000:5300:2300::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-35.awsdns-04.com`
		A	205.251.192.35^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-35.awsdns-04.com`
NS	`ns-606.awsdns-11.net`
		A	2600:9000:5302:5e00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-606.awsdns-11.net`
		A	205.251.194.94^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-606.awsdns-11.net`
SOA	`ns-1732.awsdns-24.co.uk`awsdns-hostmaster@amazon.com serial=1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1785116382

Same first word

viessmann-cool.com

DNS History

34 records (10 active, 24 former)

●NSns-1138.awsdns-14.org2026-04-30 → 2026-07-27 · 2 obs

● 2026-04-30 22:13:56
● 2026-07-27 01:58:42

●NSns-1732.awsdns-24.co.uk2026-04-30 → 2026-07-27 · 2 obs

● 2026-04-30 22:13:56
● 2026-07-27 01:58:42

●NSns-35.awsdns-04.com2026-04-30 → 2026-07-27 · 2 obs

● 2026-04-30 22:13:56
● 2026-07-27 01:58:42

●NSns-606.awsdns-11.net2026-04-30 → 2026-07-27 · 2 obs

● 2026-04-30 22:13:56
● 2026-07-27 01:58:42

○A18.193.145.212026-05-11 → 2026-05-11 · 4 obs

○ 2026-04-30 22:13:56
● 2026-05-11 18:31:56
○ 2026-05-31 22:07:38
○ 2026-07-27 01:58:42

○A18.195.134.482026-07-20 → 2026-07-20 · 4 obs

○ 2026-05-31 22:07:38
● 2026-07-20 18:25:42
○ 2026-07-25 23:36:32
○ 2026-07-27 01:58:42

○A18.195.231.2152026-05-11 → 2026-05-11 · 4 obs

○ 2026-04-30 22:13:56
● 2026-05-11 18:31:56
○ 2026-05-31 22:07:38
○ 2026-07-27 01:58:42

○A2a05:d014:70e:2500:5ef4:b6cc:1d88:8aaf2026-05-11 → 2026-05-11 · 4 obs

○ 2026-04-30 22:13:56
● 2026-05-11 18:31:56
○ 2026-05-31 22:07:38
○ 2026-07-27 01:58:42

○A2a05:d014:70e:2500:6f37:302b:2a7b:46682026-05-31 → 2026-05-31 · 4 obs

○ 2026-05-11 18:31:56
● 2026-05-31 22:07:38
○ 2026-07-20 18:25:42
○ 2026-07-27 01:58:42

○A2a05:d014:70e:2500:7944:ca2a:b274:715b2026-04-30 → 2026-04-30 · 3 obs

● 2026-04-30 22:13:56
○ 2026-05-11 18:31:56
○ 2026-07-27 01:58:42

●A2a05:d014:70e:2500:c769:bea9:838b:77882026-07-25 → 2026-07-27 · 3 obs

○ 2026-07-20 18:25:42
● 2026-07-25 23:36:32
● 2026-07-27 01:58:42

○A2a05:d014:70e:2500:f004:e50e:f95f:28c52026-07-20 → 2026-07-20 · 4 obs

○ 2026-05-31 22:07:38
● 2026-07-20 18:25:42
○ 2026-07-25 23:36:32
○ 2026-07-27 01:58:42

○A2a05:d014:70e:2501:3476:d600:5e15:a6c72026-05-31 → 2026-05-31 · 4 obs

○ 2026-05-11 18:31:56
● 2026-05-31 22:07:38
○ 2026-07-20 18:25:42
○ 2026-07-27 01:58:42

○A2a05:d014:70e:2501:5b7e:cf42:4780:1c992026-05-11 → 2026-05-11 · 4 obs

○ 2026-04-30 22:13:56
● 2026-05-11 18:31:56
○ 2026-05-31 22:07:38
○ 2026-07-27 01:58:42

○A2a05:d014:70e:2501:7dd5:a4a9:b369:26732026-07-20 → 2026-07-20 · 4 obs

○ 2026-05-31 22:07:38
● 2026-07-20 18:25:42
○ 2026-07-25 23:36:32
○ 2026-07-27 01:58:42

●A2a05:d014:70e:2501:9fdd:9eae:eb1:956e2026-07-25 → 2026-07-27 · 3 obs

○ 2026-07-20 18:25:42
● 2026-07-25 23:36:32
● 2026-07-27 01:58:42

○A2a05:d014:70e:2501:ff2e:24c:a83a:44da2026-04-30 → 2026-04-30 · 3 obs

● 2026-04-30 22:13:56
○ 2026-05-11 18:31:56
○ 2026-07-27 01:58:42

○A2a05:d014:70e:2502:1628:1a70:988:478c2026-05-11 → 2026-05-11 · 4 obs

○ 2026-04-30 22:13:56
● 2026-05-11 18:31:56
○ 2026-05-31 22:07:38
○ 2026-07-27 01:58:42

○A2a05:d014:70e:2502:40c2:69b4:6d5c:e8572026-07-20 → 2026-07-20 · 4 obs

○ 2026-05-31 22:07:38
● 2026-07-20 18:25:42
○ 2026-07-25 23:36:32
○ 2026-07-27 01:58:42

○A2a05:d014:70e:2502:7a6b:8e58:1869:25642026-05-31 → 2026-05-31 · 4 obs

○ 2026-05-11 18:31:56
● 2026-05-31 22:07:38
○ 2026-07-20 18:25:42
○ 2026-07-27 01:58:42

○A2a05:d014:70e:2502:99d1:819b:28ad:81fb2026-04-30 → 2026-04-30 · 3 obs

● 2026-04-30 22:13:56
○ 2026-05-11 18:31:56
○ 2026-07-27 01:58:42

●A2a05:d014:70e:2502:aa44:bf2b:e2a1:70a92026-07-25 → 2026-07-27 · 3 obs

○ 2026-07-20 18:25:42
● 2026-07-25 23:36:32
● 2026-07-27 01:58:42

○A3.123.62.782026-05-11 → 2026-05-11 · 4 obs

○ 2026-04-30 22:13:56
● 2026-05-11 18:31:56
○ 2026-05-31 22:07:38
○ 2026-07-27 01:58:42

○A3.126.155.2072026-05-31 → 2026-05-31 · 4 obs

○ 2026-05-11 18:31:56
● 2026-05-31 22:07:38
○ 2026-07-20 18:25:42
○ 2026-07-27 01:58:42

○A3.64.71.682026-04-30 → 2026-04-30 · 3 obs

● 2026-04-30 22:13:56
○ 2026-05-11 18:31:56
○ 2026-07-27 01:58:42

○A3.68.161.1932026-05-31 → 2026-05-31 · 4 obs

○ 2026-05-11 18:31:56
● 2026-05-31 22:07:38
○ 2026-07-20 18:25:42
○ 2026-07-27 01:58:42

○A3.68.165.1282026-07-20 → 2026-07-20 · 4 obs

○ 2026-05-31 22:07:38
● 2026-07-20 18:25:42
○ 2026-07-25 23:36:32
○ 2026-07-27 01:58:42

●A3.70.84.2052026-07-25 → 2026-07-27 · 3 obs

○ 2026-07-20 18:25:42
● 2026-07-25 23:36:32
● 2026-07-27 01:58:42

○A51.102.84.42026-05-31 → 2026-05-31 · 4 obs

○ 2026-05-11 18:31:56
● 2026-05-31 22:07:38
○ 2026-07-20 18:25:42
○ 2026-07-27 01:58:42

●A63.183.191.1732026-07-25 → 2026-07-27 · 3 obs

○ 2026-07-20 18:25:42
● 2026-07-25 23:36:32
● 2026-07-27 01:58:42

○A63.183.247.302026-07-20 → 2026-07-20 · 4 obs

○ 2026-05-31 22:07:38
● 2026-07-20 18:25:42
○ 2026-07-25 23:36:32
○ 2026-07-27 01:58:42

●A63.184.167.2462026-07-25 → 2026-07-27 · 3 obs

○ 2026-07-20 18:25:42
● 2026-07-25 23:36:32
● 2026-07-27 01:58:42

○A63.184.24.2522026-04-30 → 2026-04-30 · 3 obs

● 2026-04-30 22:13:56
○ 2026-05-11 18:31:56
○ 2026-07-27 01:58:42

○A63.184.57.12026-04-30 → 2026-04-30 · 3 obs

● 2026-04-30 22:13:56
○ 2026-05-11 18:31:56
○ 2026-07-27 01:58:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
viessmann-cool.com	ns-35.awsdns-04.com, ns-606.awsdns-11.net, ns-1732.awsdns-24.co.uk, ns-1138.awsdns-14.org	2 records

✅ Authoritative Response

Server:205.251.196.114

NS records: ns-35.awsdns-04.com, ns-606.awsdns-11.net, ns-1732.awsdns-24.co.uk, ns-1138.awsdns-14.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for viessmann-cool.com (unsigned zone)

⏱️ Timing

Total: 470ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`63.184.167.246, 63.183.191.173...`
AAAA	3	`2a05:d014:70e:2500:c769:bea9:838b:7788, 2a05:d014:70e:2501:9fdd:9eae:eb1:956e...`
NS	4	`ns-1138.awsdns-14.org, ns-1732.awsdns-24.co.uk...`
SOA	1	`ns-1732.awsdns-24.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-35.awsdns-04.com, ns-35.awsdns-04.com)

Analysis

IP Addresses

viessmann-cool.com has 6 IP addresses — 3.70.84.205, 63.183.191.173, 63.184.167.246 and 3 more.

The host names ec2-3-70-84-205.eu-central-1.compute.amazonaws.com, api.artitex.de, viessmann-cold.com and viessmann-vitec.com all share IP numbers with viessmann-cool.com.

Name Servers

The authoritative name servers for viessmann-cool.com are ns-35.awsdns-04.com, ns-606.awsdns-11.net, ns-1138.awsdns-14.org and ns-1732.awsdns-24.co.uk.

There is at least partial name server overlap between viessmann-cool.com and other domains — irom.co.jp, mssu.ac.in, getfreenmvtis.com and two more among them.

All four hostnames — ns-35.awsdns-04.com, ns-606.awsdns-11.net, ns-1138.awsdns-14.org and ns-1732.awsdns-24.co.uk — resolve to two IP numbers apiece: ns-35.awsdns-04.com to 205.251.192.35 and 2600:9000:5300:2300::1; ns-606.awsdns-11.net to 205.251.194.94 and 2600:9000:5302:5e00::1; ns-1138.awsdns-14.org to 205.251.196.114 and 2600:9000:5304:7200::1; ns-1732.awsdns-24.co.uk to 205.251.198.196 and 2600:9000:5306:c400::1.

viessmann-cool.com - robtex.com