reallyusefulwebapps.com - dns.ninja

`reallyusefulwebapps.com`

DNSSEC	⚠️ Not signed
NS	`ns-63.awsdns-07.com` ⭐
		A	2600:9000:5300:3f00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-63.awsdns-07.com`
		A	205.251.192.63^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-63.awsdns-07.com`
NS	`ns-1044.awsdns-02.org`
		A	2600:9000:5304:1400::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1044.awsdns-02.org`
		A	205.251.196.20^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1044.awsdns-02.org`
NS	`ns-1846.awsdns-38.co.uk`
		A	2600:9000:5307:3600::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1846.awsdns-38.co.uk`
		A	205.251.199.54^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1846.awsdns-38.co.uk`
NS	`ns-784.awsdns-34.net`
		A	2600:9000:5303:1000::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-784.awsdns-34.net`
		A	205.251.195.16^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-784.awsdns-34.net`
MX	`mx1.improvmx.com` ⭐
		A	2a05:d012:412:e201:88aa:e7b9:7a43:12d7^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e202:f36:2c1f:1a49:d38a^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e203:373a:f51a:4a85:1d25^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	13.37.195.136^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-37-195-136.eu-west-3.compute.amazonaws.com`
		A	15.236.236.160^{🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix}
			PTR	`ec2-15-236-236-160.eu-west-3.compute.amazonaws.com`
		A	35.181.18.45^{🇫🇷 Amazon35.181.0.0/16 EC2 CDG prefix}
			PTR	`ec2-35-181-18-45.eu-west-3.compute.amazonaws.com`
MX	`mx2.improvmx.com`⁽²⁰⁾
		A	2a05:d012:412:e201:1f6e:f6e4:8fd7:4678^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e202:e81e:cc44:3b53:8a3d^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e203:7e33:3d9c:28d7:ee20^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	13.36.107.63^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-36-107-63.eu-west-3.compute.amazonaws.com`
		A	13.36.222.39^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-36-222-39.eu-west-3.compute.amazonaws.com`
		A	15.236.61.92^{🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix}
			PTR	`ec2-15-236-61-92.eu-west-3.compute.amazonaws.com`
TXT	`v=spf1 include:spf.improvmx.com ~all`
SOA	`ns-63.awsdns-07.com`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=1782217610

Same first word

reallyusefulwebapps.com

DNS History

14 records (6 active, 8 former)

●NSns-1044.awsdns-02.org2026-06-23 → 2026-06-23 · 3 obs

○ 2020-02-10 02:25:28
● 2026-06-23 12:35:24
● 2026-06-23 12:35:28

●NSns-1846.awsdns-38.co.uk2026-06-23 → 2026-06-23 · 3 obs

○ 2020-02-10 02:25:28
● 2026-06-23 12:35:24
● 2026-06-23 12:35:28

●NSns-63.awsdns-07.com2026-06-23 → 2026-06-23 · 3 obs

○ 2020-02-10 02:25:28
● 2026-06-23 12:35:24
● 2026-06-23 12:35:28

●NSns-784.awsdns-34.net2026-06-23 → 2026-06-23 · 3 obs

○ 2020-02-10 02:25:28
● 2026-06-23 12:35:24
● 2026-06-23 12:35:28

○NSns1.yourhostingaccount.com2015-08-07 → 2020-02-10 · 4 obs

● 2015-08-07 04:07:14
● 2020-02-10 02:25:28
○ 2026-06-23 12:35:24
○ 2026-06-23 12:35:28

○NSns2.yourhostingaccount.com2015-08-07 → 2020-02-10 · 4 obs

● 2015-08-07 04:07:14
● 2020-02-10 02:25:28
○ 2026-06-23 12:35:24
○ 2026-06-23 12:35:28

○MXalt1.aspmx.l.google.com2015-08-07 → 2020-02-10 · 4 obs

● 2015-08-07 04:07:14
● 2020-02-10 02:25:28
○ 2026-06-23 12:35:24
○ 2026-06-23 12:35:28

○MXalt2.aspmx.l.google.com2015-08-07 → 2020-02-10 · 4 obs

● 2015-08-07 04:07:14
● 2020-02-10 02:25:28
○ 2026-06-23 12:35:24
○ 2026-06-23 12:35:28

○MXaspmx.l.google.com2015-08-07 → 2020-02-10 · 4 obs

● 2015-08-07 04:07:14
● 2020-02-10 02:25:28
○ 2026-06-23 12:35:24
○ 2026-06-23 12:35:28

○MXaspmx2.googlemail.com2015-08-07 → 2020-02-10 · 4 obs

● 2015-08-07 04:07:14
● 2020-02-10 02:25:28
○ 2026-06-23 12:35:24
○ 2026-06-23 12:35:28

○MXaspmx3.googlemail.com2015-08-07 → 2020-02-10 · 4 obs

● 2015-08-07 04:07:14
● 2020-02-10 02:25:28
○ 2026-06-23 12:35:24
○ 2026-06-23 12:35:28

●MXmx1.improvmx.com2026-06-23 → 2026-06-23 · 3 obs

○ 2020-02-10 02:25:28
● 2026-06-23 12:35:24
● 2026-06-23 12:35:28

●MXmx2.improvmx.com2026-06-23 → 2026-06-23 · 3 obs

○ 2020-02-10 02:25:28
● 2026-06-23 12:35:24
● 2026-06-23 12:35:28

○A75.101.163.22015-08-07 → 2020-02-10 · 4 obs

● 2015-08-07 04:07:14
● 2020-02-10 02:25:28
○ 2026-06-23 12:35:24
○ 2026-06-23 12:35:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net, h.gtld-servers.net...	-
reallyusefulwebapps.com	ns-63.awsdns-07.com, ns-784.awsdns-34.net, ns-1044.awsdns-02.org, ns-1846.awsdns-38.co.uk	2 records

✅ Authoritative Response

Server:205.251.192.63

NS records: ns-63.awsdns-07.com, ns-784.awsdns-34.net, ns-1044.awsdns-02.org, ns-1846.awsdns-38.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for reallyusefulwebapps.com (unsigned zone)

⏱️ Timing

Total: 225ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-1044.awsdns-02.org, ns-1846.awsdns-38.co.uk...`
MX	2	`mx1.improvmx.com (pri: 10), mx2.improvmx.com (pri: 20)`
TXT	1	`v=spf1 include:spf.improvmx.com ~all`
SOA	1	`ns-63.awsdns-07.com awsdns-hostmaster.am`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-63.awsdns-07.com, ns-63.awsdns-07.com)

Analysis

Name Servers

The authoritative name servers for reallyusefulwebapps.com are ns-63.awsdns-07.com, ns-784.awsdns-34.net, ns-1044.awsdns-02.org and ns-1846.awsdns-38.co.uk.

reallyusefulwebapps.com shares at least some of its name servers with other domains, including alfredimaging.com.au, jmbhaute.com, aws.route71.net and two others.

The host names ns-63.awsdns-07.com, ns-784.awsdns-34.net, ns-1044.awsdns-02.org and ns-1846.awsdns-38.co.uk each resolve to two IP addresses: ns-63.awsdns-07.com resolves to 205.251.192.63 and 2600:9000:5300:3f00::1; ns-784.awsdns-34.net resolves to 205.251.195.16 and 2600:9000:5303:1000::1; ns-1044.awsdns-02.org resolves to 205.251.196.20 and 2600:9000:5304:1400::1; ns-1846.awsdns-38.co.uk resolves to 205.251.199.54 and 2600:9000:5307:3600::1.

Mail Servers

Mail for reallyusefulwebapps.com is handled by two mail servers — mx1.improvmx.com and mx2.improvmx.com.

reallyusefulwebapps.com uses an identical mail server configuration to several other domains — among them golky.co, chatcity.cc, deepclean.app and two more.

reallyusefulwebapps.com has at least partial mail server overlap with other domains such as elimorton.com, jyutping.net, toothless.cz and two more.

Hostnames that resolve to 6 IP addresses:

Hostname mx1.improvmx.com directs to 13.37.195.136, 15.236.236.160 and 35.181.18.45 along with 3 other IP addresses.

Hostname mx2.improvmx.com directs to 13.36.107.63, 13.36.222.39 and 15.236.61.92 along with 3 other IP addresses.