`dca14.app.ringcentral.com`

DNSSEC	⚠️ Not signed
NS	`ns-781.awsdns-33.net` ⭐
		A	2600:9000:5303:d00::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-781.awsdns-33.net`
		A	205.251.195.13^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-781.awsdns-33.net`
NS	`ns-1490.awsdns-58.org`
		A	2600:9000:5305:d200::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1490.awsdns-58.org`
		A	205.251.197.210^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1490.awsdns-58.org`
NS	`ns-1647.awsdns-13.co.uk`
		A	2600:9000:5306:6f00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1647.awsdns-13.co.uk`
		A	205.251.198.111^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1647.awsdns-13.co.uk`
NS	`ns-439.awsdns-54.com`
		A	2600:9000:5301:b700::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-439.awsdns-54.com`
		A	205.251.193.183^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-439.awsdns-54.com`
SOA	`ns-781.awsdns-33.net`awsdns-hostmaster@amazon.com serial=1

`app.ringcentral.com`

	CNAME	`dt8j5cseohsf9.cloudfront.net`
	DNSSEC	⚠️ Not signed
	A	2600:9000:21ed:5e00:a:fa9e:8940:93a1^{🇺🇸 Amazon2600:9000:21ed::/48 - CloudFront}
	A	2600:9000:21ed:6c00:a:fa9e:8940:93a1^{🇺🇸 Amazon2600:9000:21ed::/48 - CloudFront}
	A	2600:9000:21ed:b200:a:fa9e:8940:93a1^{🇺🇸 Amazon2600:9000:21ed::/48 - CloudFront}
	A	2600:9000:21ed:c200:a:fa9e:8940:93a1^{🇺🇸 Amazon2600:9000:21ed::/48 - CloudFront}
	A	2600:9000:21ed:d000:a:fa9e:8940:93a1^{🇺🇸 Amazon2600:9000:21ed::/48 - CloudFront}
	A	2600:9000:21ed:e400:a:fa9e:8940:93a1^{🇺🇸 Amazon2600:9000:21ed::/48 - CloudFront}
	A	2600:9000:21ed:ec00:a:fa9e:8940:93a1^{🇺🇸 Amazon2600:9000:21ed::/48 - CloudFront}
	A	2600:9000:21ed:f800:a:fa9e:8940:93a1^{🇺🇸 Amazon2600:9000:21ed::/48 - CloudFront}
	A	13.227.107.2^{🇺🇸 Amazon13.227.104.0/21 - Cloudfront}
	A	13.227.107.49^{🇺🇸 Amazon13.227.104.0/21 - Cloudfront}
	A	13.227.107.80^{🇺🇸 Amazon13.227.104.0/21 - Cloudfront}
	A	13.227.107.94^{🇺🇸 Amazon13.227.104.0/21 - Cloudfront}
	NS	`ns-1517.awsdns-61.org` ⭐
	NS	`ns-1.awsdns-00.com`
	NS	`ns-1545.awsdns-01.co.uk`
	NS	`ns-582.awsdns-08.net`
	HTTPS	HTTP/2
	SOA	`ns-1517.awsdns-61.org`awsdns-hostmaster@amazon.com serial=1

WOT: SAFE (75/100)
WOT: SAFE (86/100)

Subdomains

dca14-c01-edr01-ext.dca14.app.ringcentral.com

dca14-c01-tsp01-ingress.dca14.app.ringcentral.com

DNS History

4 records (4 active, 0 former)

●NSns-1490.awsdns-58.org2026-02-18 → 2026-04-13 · 2 obs

● 2026-02-18 17:18:08
● 2026-04-13 11:16:24

●NSns-1647.awsdns-13.co.uk2026-02-18 → 2026-04-13 · 2 obs

● 2026-02-18 17:18:08
● 2026-04-13 11:16:24

●NSns-439.awsdns-54.com2026-02-18 → 2026-04-13 · 2 obs

● 2026-02-18 17:18:08
● 2026-04-13 11:16:24

●NSns-781.awsdns-33.net2026-02-18 → 2026-04-13 · 2 obs

● 2026-02-18 17:18:08
● 2026-04-13 11:16:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ringcentral.com	deb.ns.cloudflare.com, alfred.ns.cloudflare.com	12 records
dca14.app.ringcentral.com	ns-1490.awsdns-58.org, ns-1647.awsdns-13.co.uk, ns-439.awsdns-54.com, ns-781.awsdns-33.net	-

✅ Authoritative Response

Server:205.251.198.111

NS records: ns-1490.awsdns-58.org, ns-1647.awsdns-13.co.uk, ns-439.awsdns-54.com, ns-781.awsdns-33.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ringcentral.com (unsigned zone)

⏱️ Timing

Total: 410ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-1490.awsdns-58.org, ns-1647.awsdns-13.co.uk...`
SOA	1	`ns-781.awsdns-33.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (deb.ns.cloudflare.com, deb.ns.cloudflare.com, deb.ns.cloudflare.com...)

Analysis

Hierarchy

dca14.app.ringcentral.com is the parent of dca14-c01-edr01-ext.dca14.app.ringcentral.com and dca14-c01-tsp01-ingress.dca14.app.ringcentral.com.

Name Servers

dca14.app.ringcentral.com is delegated to four name servers: ns-439.awsdns-54.com, ns-781.awsdns-33.net, ns-1490.awsdns-58.org and ns-1647.awsdns-13.co.uk.

dca14.app.ringcentral.com shares some name servers with other domains, for example retreat-finder.org, emeraldblueresorts.com, pltcloud.com, realm.tools and d1rcfwuozrjkq7.cloudfront.net.

Host names with two IP numbers

Two IPs per host:

ns-439.awsdns-54.com points to 2600:9000:5301:b700::1 and 205.251.193.183

ns-781.awsdns-33.net points to 2600:9000:5303:d00::1 and 205.251.195.13

ns-1490.awsdns-58.org points to 2600:9000:5305:d200::1 and 205.251.197.210

ns-1647.awsdns-13.co.uk points to 2600:9000:5306:6f00::1 and 205.251.198.111

dca14.app.ringcentral.com - robtex.com