`citydiagnostics.com`

DNSSEC	⚠️ Not signed
A	13.248.169.48^{🇺🇸 Amazon13.248.160.0/20}
		PTR	`a904c694c05102f30.awsglobalaccelerator.com`
A	76.223.54.146^{🇺🇸 Amazon76.223.48.0/20}
NS	`ns2.afternic.com` ⭐
		A	2603:5:2226::45^{🇺🇸 GODADDY-DNS2603:5:2220::/44}
			PTR	`ns2.afternic.com`
		A	173.201.66.69^{🇺🇸 GODADDY-DNS173.201.66.0/23}
			PTR	`ns2.afternic.com`
NS	`ns1.afternic.com`
		A	2603:5:2126::45^{🇺🇸 GODADDY-DNS2603:5:2120::/44}
			PTR	`ns1.afternic.com`
		A	97.74.98.69^{🇺🇸 GODADDY-DNS97.74.98.0/23}
			PTR	`ns1.afternic.com`
TXT	`v=spf1 -all`
SOA	`ns2.afternic.com`dns@jomax.net 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=1783760852

Subdomains

mail.citydiagnostics.com

Same first word

citydiagnostics.com

DNS History

7 records (4 active, 3 former)

○NSns.buydomains.com2015-07-21 → 2020-01-08 · 4 obs

● 2015-07-21 12:13:46
● 2020-01-08 17:35:04
○ 2026-04-23 02:29:30
○ 2026-07-11 09:09:06

●NSns1.afternic.com2026-04-23 → 2026-07-11 · 3 obs

○ 2020-01-08 17:35:04
● 2026-04-23 02:29:30
● 2026-07-11 09:09:06

●NSns2.afternic.com2026-04-23 → 2026-07-11 · 3 obs

○ 2020-01-08 17:35:04
● 2026-04-23 02:29:30
● 2026-07-11 09:09:06

●A13.248.169.482026-04-23 → 2026-07-11 · 3 obs

○ 2020-01-08 17:35:04
● 2026-04-23 02:29:30
● 2026-07-11 09:09:06

○A207.148.248.1432015-11-22 → 2020-01-08 · 5 obs

○ 2015-07-21 12:13:46
● 2015-11-22 01:56:48
● 2020-01-08 17:35:04
○ 2026-04-23 02:29:30
○ 2026-07-11 09:09:06

○A50.63.202.1042015-07-21 → 2015-07-21 · 3 obs

● 2015-07-21 12:13:46
○ 2015-11-22 01:56:48
○ 2026-07-11 09:09:06

●A76.223.54.1462026-04-23 → 2026-07-11 · 3 obs

○ 2020-01-08 17:35:04
● 2026-04-23 02:29:30
● 2026-07-11 09:09:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, f.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net...	-
citydiagnostics.com	ns1.afternic.com, ns2.afternic.com	4 records

✅ Authoritative Response

Server:97.74.98.69

NS records: ns1.afternic.com, ns2.afternic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for citydiagnostics.com (unsigned zone)

⏱️ Timing

Total: 921ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.223.54.146, 13.248.169.48`
NS	2	`ns1.afternic.com, ns2.afternic.com`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`ns1.afternic.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)

Analysis

Hierarchy

citydiagnostics.com serves as the parent of mail.citydiagnostics.com.

IP Addresses

citydiagnostics.com directs to two IP numbers, 13.248.169.48 and 76.223.54.146

Name Servers

Two name servers handle the delegation for citydiagnostics.com: ns1.afternic.com and ns2.afternic.com.

ns1.afternic.com and ns2.afternic.com both carry two IP addresses. The A records for ns1.afternic.com are 97.74.98.69 and 2603:5:2126::45; the A records for ns2.afternic.com are 173.201.66.69 and 2603:5:2226::45.

citydiagnostics.com - robtex.com