`support.blockchain.com`

CNAME	`blockchain.zendesk.com`
DNSSEC	⚠️ Not signed
A	216.198.53.11^{🇺🇸 CLOUDFLARESPECTRUM216.198.53.0/24 989 Market St San Francisco CA 94103 United States}
A	216.198.54.11^{🇺🇸 CLOUDFLARESPECTRUM216.198.54.0/24 989 Market St San Francisco CA 94103 United States}
MX	`mail-pod-28.int.zendesk.com` ⭐
		A	3.64.0.94^{🇩🇪 Amazon3.64.0.0/12 EC2 FRA Prefix}
			PTR	`ec2-3-64-0-94.eu-central-1.compute.amazonaws.com`
		A	3.76.232.223^{🇩🇪 Amazon3.64.0.0/12 EC2 FRA Prefix}
			PTR	`ec2-3-76-232-223.eu-central-1.compute.amazonaws.com`
		A	3.77.113.251^{🇩🇪 Amazon3.64.0.0/12 EC2 FRA Prefix}
			PTR	`ec2-3-77-113-251.eu-central-1.compute.amazonaws.com`
TXT	`pod=28`
TXT	`v=spf1 include:mail.zendesk.com ~all`

`blockchain.com`

DNSSEC	🔒 Signed (DS record present)
A	104.17.172.30^{Cloudflare104.17.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.17.173.30^{Cloudflare104.17.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`beth.ns.cloudflare.com` ⭐
NS	`jay.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
TXT	`CKO=cli_qfirt6xy4yiundv3a2jpeyvhaq`
TXT	`FIO82JrXaaVmRsuJrm5yD4iim5fuarfNYYCP9bcZrL7gfRCtTzRun`
TXT	`MS=150421F564D39B22149A3F2E6E874413D0D4836F`
TXT	`MS=ms61322212`
TXT	`OSSRH-58722`
TXT	`anthropic-domain-verification-0w6gyp=zwHjPHf7RURYDef1PaQSMROtB`
TXT	`apple-domain-verification=m90cSpCL7VE0zDvo`
TXT	`atlassian-domain-verification=3Nau9JDz9R67dqvzkIEpQsriloeNPy4vI/eh5acyDnEsG25...`
TXT	`docusign=2707bdc5-ce07-4b5c-85d6-622c728ede8a`
TXT	`google-site-verification=Bs2i_i9ZGs4Xo4Rjh4GHqNglIZEY7Im-Vvp4QDRfwHo`
TXT	`notion-domain-verification=lQGUrwdKWe04PuLDcRG5idcidJLOi29pJmPniJUhKMN`
TXT	`openai-domain-verification=dv-RwBr61oCEqK8toOpQTVpxuzK`
TXT	`segment-site-verification=aWKh9paGnJTlTgOFWdN1BiCiD3GTYobl`
TXT	`stripe-verification=69E3ACD21AEF8B8244BAC9464BB2856F14C4B3998D4808E5328B51940...`
TXT	`v=spf1 include:sendgrid.net include:_spf.google.com include:mail.zendesk.com ...`
TXT	`wallet-connect-dns-verification=e082715301de4a99085914d51b7d616b1260868f6b93e...`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.17.172.30, 104.17.173.30
SOA	`beth.ns.cloudflare.com`dns@cloudflare.com serial=2411215885

WOT: SAFE (79/100)
rank #3472 globally
rank #1787 in the tld
WOT: SAFE (80/100)
📈 Tranco rank: #6,074

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DNS History

1 record (1 active, 0 former)

●CNAMEblockchain.zendesk.com2017-05-31 → 2026-08-08 · 2 obs

● 2017-05-31 23:12:00
● 2026-08-08 07:01:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
blockchain.com	jay.ns.cloudflare.com, beth.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.123

NS records: jay.ns.cloudflare.com, beth.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 937ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`blockchain.zendesk.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

support.blockchain.com points to the IP addresses 216.198.53.11 and 216.198.54.11

instantteleseminar.zendesk.com, zenoss.zendesk.com, findyourlevel.zendesk.com and two other host names share IP numbers with support.blockchain.com.

Mail Servers

Mail for support.blockchain.com is handled by a single mail server, mail-pod-28.int.zendesk.com.

support.blockchain.com uses an identical mail server configuration to several other domains — among them ibs.zendesk.com, ockto.zendesk.com, ticketofficehelp.zendesk.com and two more.

The hostname mail-pod-28.int.zendesk.com carries three IP records: 3.64.0.94, 3.76.232.223 and 3.77.113.251.

support.blockchain.com - dns.ninja