`workschedule.app`

DNSSEC	⚠️ Not signed
A	3.13.67.41^{🇺🇸 Amazon3.13.0.0/16 EC2 CMH prefix}
		PTR	`ec2-3-13-67-41.us-east-2.compute.amazonaws.com`
A	52.14.188.228^{🇺🇸 Amazon52.14.0.0/16 EC2 CMH prefix}
NS	`ns-545.awsdns-04.net` ⭐
		A	2600:9000:5302:2100::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-545.awsdns-04.net`
		A	205.251.194.33^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-545.awsdns-04.net`
NS	`ns-1215.awsdns-23.org`
		A	2600:9000:5304:bf00::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1215.awsdns-23.org`
		A	205.251.196.191^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1215.awsdns-23.org`
NS	`ns-2019.awsdns-60.co.uk`
		A	2600:9000:5307:e300::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-2019.awsdns-60.co.uk`
		A	205.251.199.227^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-2019.awsdns-60.co.uk`
NS	`ns-304.awsdns-38.com`
		A	2600:9000:5301:3000::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-304.awsdns-38.com`
		A	205.251.193.48^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-304.awsdns-38.com`
TXT	`3t900st8412yk4plw6vzbpsvgvh2fs6g`
SOA	`ns-545.awsdns-04.net`awsdns-hostmaster@amazon.com serial=1

`app`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=101427

🔒 HSTS Preload (+subdomains)

Same first word

workschedule.org

workschedule.live

workschedule.app

workschedule.net

DNS History

11 records (6 active, 5 former)

●NSns-1215.awsdns-23.org2026-02-15 → 2026-03-27 · 2 obs

● 2026-02-15 16:01:46
● 2026-03-27 14:59:14

●NSns-2019.awsdns-60.co.uk2026-02-15 → 2026-03-27 · 2 obs

● 2026-02-15 16:01:46
● 2026-03-27 14:59:14

●NSns-304.awsdns-38.com2026-02-15 → 2026-03-27 · 2 obs

● 2026-02-15 16:01:46
● 2026-03-27 14:59:14

●NSns-545.awsdns-04.net2026-02-15 → 2026-03-27 · 2 obs

● 2026-02-15 16:01:46
● 2026-03-27 14:59:14

○A16.58.69.1752026-02-15 → 2026-03-27 · 2 obs

○ 2026-02-15 16:01:46
○ 2026-03-27 14:59:14

○A18.190.119.1682026-03-25 → 2026-03-25 · 4 obs

○ 2026-02-21 01:21:28
● 2026-03-25 15:52:42
○ 2026-03-27 14:59:12
○ 2026-03-27 14:59:14

○A3.12.126.1252026-02-15 → 2026-02-21 · 4 obs

● 2026-02-15 16:01:46
● 2026-02-21 01:21:28
○ 2026-03-25 15:52:42
○ 2026-03-27 14:59:14

●A3.13.67.412026-03-27 → 2026-03-27 · 3 obs

○ 2026-03-25 15:52:42
● 2026-03-27 14:59:12
● 2026-03-27 14:59:14

○A3.150.198.1852026-02-15 → 2026-02-21 · 4 obs

● 2026-02-15 16:01:46
● 2026-02-21 01:21:28
○ 2026-03-25 15:52:42
○ 2026-03-27 14:59:14

○A3.23.222.1792026-02-15 → 2026-03-27 · 2 obs

○ 2026-02-15 16:01:46
○ 2026-03-27 14:59:14

●A52.14.188.2282026-03-25 → 2026-03-27 · 3 obs

○ 2026-02-21 01:21:28
● 2026-03-25 15:52:42
● 2026-03-27 14:59:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
app	ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...	10 records
workschedule.app	ns-304.awsdns-38.com, ns-2019.awsdns-60.co.uk, ns-1215.awsdns-23.org, ns-545.awsdns-04.net	-

✅ Authoritative Response

Server:205.251.194.33

NS records: ns-304.awsdns-38.com, ns-2019.awsdns-60.co.uk, ns-1215.awsdns-23.org, ns-545.awsdns-04.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workschedule.app (unsigned zone)

⏱️ Timing

Total: 816ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`52.14.188.228, 3.13.67.41`
NS	4	`ns-1215.awsdns-23.org, ns-2019.awsdns-60.co.uk...`
TXT	1	`3t900st8412yk4plw6vzbpsvgvh2fs6g`
SOA	1	`ns-545.awsdns-04.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

Analysis

IP Addresses

workschedule.app resolves to two IP numbers: 3.13.67.41 and 52.14.188.228.

Other host names, for instance ec2-3-13-67-41.us-east-2.compute.amazonaws.com, share IP numbers with workschedule.app.

Name Servers

workschedule.app is delegated to four name servers: ns-304.awsdns-38.com, ns-545.awsdns-04.net, ns-1215.awsdns-23.org and ns-2019.awsdns-60.co.uk.

workschedule.app at least partially shares name servers with other domains, for instance altomarmen.tv, hasegawa-wirenet.com, hyouronlinespeedtestpro.com, sdltrados.co.uk and atc-aiworks.com.

Host names with two IP numbers:

ns-304.awsdns-38.com points to 2600:9000:5301:3000::1 and 205.251.193.48; ns-545.awsdns-04.net points to 2600:9000:5302:2100::1 and 205.251.194.33; ns-1215.awsdns-23.org points to 2600:9000:5304:bf00::1 and 205.251.196.191; ns-2019.awsdns-60.co.uk points to 2600:9000:5307:e300::1 and 205.251.199.227.

workschedule.app - robtex.com