cdn.contentstack.io - dns.ninja

`cdn.contentstack.io`

	CNAME	`cdn.contentstack.io.cdn.cloudflare.net`
	DNSSEC	⚠️ Not signed
	A	2606:4700::6810:7861^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	A	2606:4700::6812:705e^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	A	104.16.120.97^{Cloudflare104.16.112.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
	A	104.18.112.94^{Cloudflare104.18.112.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}

`contentstack.io`

	DNSSEC	🔒 Signed (DS record present)
	A	44.225.21.102^{🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix}
	A	52.35.181.18^{🇺🇸 Amazon52.32.0.0/14 EC2 PDX prefix}
	NS	`ns-743.awsdns-28.net` ⭐
	NS	`ns-114.awsdns-14.com`
	NS	`ns-1302.awsdns-34.org`
	NS	`ns-1986.awsdns-56.co.uk`
	MX	`spool.mail.gandi.net` ⭐
	MX	`fb.mail.gandi.net`⁽⁵⁰⁾
	TXT	`_globalsign-domain-verification=4azHJ7gL04Dr8r2VR0txu7OrWg7uZpU6v7LOHVP1b3`
	TXT	`_globalsign-domain-verification=KcFPNTrfWf0ezsW4mywMdHLte8ArxFOLYKPL47eiGg`
	TXT	`_globalsign-domain-verification=dOKIr3laRwqqoKhk0K7tLTnQFKpyV09qo_wkSho6sI`
	TXT	`globalsign-domain-verification=FnXWfFjPqReOGiIH8ITAbUasqKxnix6ftvTUzPOKHF`
	TXT	`globalsign-domain-verification=S5sT68OBACJ_9CvrzRsz8-5yhYGkz7zbctTR8vnC7B`
	TXT	`loaderio=1fcbbbd4c700e58d0ad6e98e4b836889`
	TXT	`loaderio=273c9475e507c9258849128293af3b4e`
	TXT	`loaderio=51c77fdb096948b827674ba43475ecd0`
	TXT	`loaderio=b1719e2f93742a095ccd0288037c9745`
	TXT	`loaderio=c3287247c939624e35a21d5c81814545`
	TXT	`loaderio=c64eef2742ea83b74e7e136fb4ba34df`
	TXT	`loaderio=cfb54c182c2b3fa94e836ca91e553a47`
	SOA	`ns-743.awsdns-28.net`awsdns-hostmaster@amazon.com serial=1

⚠️ On DNS blocklist: ultimate
rank #21600 globally
rank #243 in the tld
📈 Tranco rank: #10,137

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DNS History

2 records (1 active, 1 former)

●CNAMEcdn.contentstack.io.cdn.cloudflare.net2026-03-04 → 2026-07-26 · 3 obs

○ 2017-09-03 01:52:00
● 2026-03-04 23:35:04
● 2026-07-26 23:36:08

○CNAMEf3.shared.global.fastly.net2017-09-03 → 2017-09-03 · 3 obs

● 2017-09-03 01:52:00
○ 2026-03-04 23:35:04
○ 2026-07-26 23:36:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	a2.nic.io, a0.nic.io, c0.nic.io, b0.nic.io	-
contentstack.io	ns-114.awsdns-14.com, ns-743.awsdns-28.net, ns-1302.awsdns-34.org, ns-1986.awsdns-56.co.uk	-
contentstack.io	ns-114.awsdns-14.com, ns-1302.awsdns-34.org, ns-1986.awsdns-56.co.uk, ns-743.awsdns-28.net	-
contentstack.io	ns-114.awsdns-14.com, ns-1302.awsdns-34.org, ns-1986.awsdns-56.co.uk, ns-743.awsdns-28.net	-
contentstack.io	ns-114.awsdns-14.com, ns-1302.awsdns-34.org, ns-1986.awsdns-56.co.uk, ns-743.awsdns-28.net	-
contentstack.io	ns-114.awsdns-14.com, ns-1302.awsdns-34.org, ns-1986.awsdns-56.co.uk, ns-743.awsdns-28.net	-
contentstack.io	ns-114.awsdns-14.com, ns-1302.awsdns-34.org, ns-1986.awsdns-56.co.uk, ns-743.awsdns-28.net	-
contentstack.io	ns-114.awsdns-14.com, ns-1302.awsdns-34.org, ns-1986.awsdns-56.co.uk, ns-743.awsdns-28.net	-
contentstack.io	ns-114.awsdns-14.com, ns-1302.awsdns-34.org, ns-1986.awsdns-56.co.uk, ns-743.awsdns-28.net	-
contentstack.io	ns-114.awsdns-14.com, ns-1302.awsdns-34.org, ns-1986.awsdns-56.co.uk, ns-743.awsdns-28.net	-
contentstack.io	ns-114.awsdns-14.com, ns-1302.awsdns-34.org, ns-1986.awsdns-56.co.uk, ns-743.awsdns-28.net	-
contentstack.io	ns-114.awsdns-14.com, ns-1302.awsdns-34.org, ns-1986.awsdns-56.co.uk, ns-743.awsdns-28.net	-
contentstack.io	ns-114.awsdns-14.com, ns-1302.awsdns-34.org, ns-1986.awsdns-56.co.uk, ns-743.awsdns-28.net	-
contentstack.io	ns-114.awsdns-14.com, ns-1302.awsdns-34.org, ns-1986.awsdns-56.co.uk, ns-743.awsdns-28.net	-
contentstack.io	ns-114.awsdns-14.com, ns-1302.awsdns-34.org, ns-1986.awsdns-56.co.uk, ns-743.awsdns-28.net	-
contentstack.io	ns-114.awsdns-14.com, ns-1302.awsdns-34.org, ns-1986.awsdns-56.co.uk, ns-743.awsdns-28.net	-
contentstack.io	ns-114.awsdns-14.com, ns-1302.awsdns-34.org, ns-1986.awsdns-56.co.uk, ns-743.awsdns-28.net	-
contentstack.io	ns-114.awsdns-14.com, ns-1302.awsdns-34.org, ns-1986.awsdns-56.co.uk, ns-743.awsdns-28.net	-
contentstack.io	ns-114.awsdns-14.com, ns-1302.awsdns-34.org, ns-1986.awsdns-56.co.uk, ns-743.awsdns-28.net	-
contentstack.io	ns-114.awsdns-14.com, ns-1302.awsdns-34.org, ns-1986.awsdns-56.co.uk, ns-743.awsdns-28.net	-
contentstack.io	ns-114.awsdns-14.com, ns-1302.awsdns-34.org, ns-1986.awsdns-56.co.uk, ns-743.awsdns-28.net	-

✅ Authoritative Response

Server:205.251.197.22

NS records: ns-114.awsdns-14.com, ns-1302.awsdns-34.org, ns-1986.awsdns-56.co.uk, ns-743.awsdns-28.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 396ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`cdn.contentstack.io.cdn.cloudflare.net`

Analysis

IP Addresses

cdn.contentstack.io points to the four IP addresses 104.16.120.97, 104.18.112.94, 2606:4700::6810:7861 and 2606:4700::6812:705e.

cdn.contentstack.io.cdn.cloudflare.net is an example of another host name that shares IP numbers with cdn.contentstack.io.