docs.etherscan.io - dns.ninja

`docs.etherscan.io`

CNAME	`cname.vercel-dns.com`
DNSSEC	⚠️ Not signed
A	66.33.60.193^{🇺🇸 Amazon66.33.60.0/24 EC2 Prefix}
A	76.76.21.241^{🇺🇸 Amazon76.76.21.0/24 EC2 Prefix}
NS	`ns1.vercel-dns-3.com` ⭐
		A	2600:9000:5301:5c00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-348.awsdns-43.com`
		A	205.251.193.92^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-348.awsdns-43.com`
NS	`ns2.vercel-dns-3.com`
		A	2600:9000:5302:9500::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-661.awsdns-18.net`
		A	205.251.194.149^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-661.awsdns-18.net`
NS	`ns3.vercel-dns-3.com`
		A	2600:9000:5305:7400::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1396.awsdns-46.org`
		A	205.251.197.116^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1396.awsdns-46.org`
NS	`ns4.vercel-dns-3.com`
		A	2600:9000:5307:3c00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1852.awsdns-39.co.uk`
		A	205.251.199.60^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1852.awsdns-39.co.uk`
SOA	`ns1.vercel-dns-3.com`awsdns-hostmaster@amazon.com serial=1

`etherscan.io`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:10::6814:25e5^{🇺🇸 Cloudflare2606:4700:10::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:10::ac42:9560^{🇺🇸 Cloudflare2606:4700:10::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.20.37.229^{Cloudflare104.20.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.66.149.96^{🇺🇸 Cloudflare172.66.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dora.ns.cloudflare.com` ⭐
NS	`hank.ns.cloudflare.com`
MX	`mx2.zoho.com` ⭐
MX	`mx3.zoho.com`⁽²⁰⁾
MX	`mx.zoho.com`⁽⁵⁰⁾
TXT	`MS=78C7B673AFBC191FA7DC605604A27B6BB1B51DED`
TXT	`anthropic-domain-verification-5q5sqk=o88xpI70u3pkip1yNuaTonJpE`
TXT	`google-site-verification=Iz_ujPr-EZcnIt8wy_LqNC3i6LXOX_H_1DB69rZQyjA`
TXT	`google-site-verification=K_dwemq_TsXB_k2idIrLl_rMMQ4YlI9RbDsjBqVAZEA`
TXT	`google-site-verification=xFYS3pRUGz7-chf3RiiuYPR6rAzbSOJLDDNe0jAZ2kQ`
TXT	`v=spf1 mx ip4:199.193.113.17 ip4:110.4.41.105 ip4:110.4.41.87 ip4:149.56.241....`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.20.37.229, 172.66.149.96
		IPv6 hints	2606:4700:10::6814:25e5, 2606:4700:10::ac42:9560
SOA	`dora.ns.cloudflare.com`dns@cloudflare.com serial=2411217610

WOT: SAFE (85/100)
rank #3250 globally
rank #30 in the tld

etherscan.io

Etherscan is the leading block explorer and analytics platform for the Ethereum blockchain, allowing users to search transactions, addresses, smart contracts, tokens, and blocks. It is operated by a private company independent of the Ethereum Foundation.

Key facts

Owner / operator: Etherscan (privately operated company; not affiliated with the Ethereum Foundation)
TLD:.io— gTLD (originally assigned as the ccTLD for the British Indian Ocean Territory, now widely used as a generic tech-industry domain)
Primary purpose: blockchain explorer and analytics platform for Ethereum
Status: active

History

Year	Event
2015	Etherscan launched shortly after the Ethereum mainnet went live
2017	Expanded features to support ERC-20 token tracking amid the ICO boom
2020	Added support for tracking DeFi protocols and gas tracker tools

Related domains

bscscan.com— sister explorer for BNB Smart Chain (same operating team/model)
polygonscan.com— sister explorer for Polygon network
arbiscan.io— sister explorer for Arbitrum network

WOT: SAFE (85/100)
📈 Tranco rank: #5,339

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DNS History

1 record (1 active, 0 former)

●CNAMEcname.vercel-dns.com2026-03-09 → 2026-08-03 · 2 obs

● 2026-03-09 07:37:20
● 2026-08-03 05:54:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io	-
etherscan.io	hank.ns.cloudflare.com, dora.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.108

NS records: hank.ns.cloudflare.com, dora.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1534ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`cname.vercel-dns.com`

Analysis

IP Addresses

docs.etherscan.io has two IP addresses: 66.33.60.193 and 76.76.21.241

Additional host names — htmlmag.com, www.aurelianspodarec.co.uk, nays.co and two others — share IP numbers with docs.etherscan.io.

Name Servers

docs.etherscan.io has four authoritative name servers: ns1.vercel-dns-3.com, ns2.vercel-dns-3.com, ns3.vercel-dns-3.com and ns4.vercel-dns-3.com.

There is at least partial name server overlap between docs.etherscan.io and other domains — now.sh, vercel.app, vercel-dns-3.com and two more among them.

All four hostnames — ns1.vercel-dns-3.com, ns2.vercel-dns-3.com, ns3.vercel-dns-3.com and ns4.vercel-dns-3.com — resolve to two IP numbers apiece: ns1.vercel-dns-3.com to 205.251.193.92 and 2600:9000:5301:5c00::1; ns2.vercel-dns-3.com to 205.251.194.149 and 2600:9000:5302:9500::1; ns3.vercel-dns-3.com to 205.251.197.116 and 2600:9000:5305:7400::1; ns4.vercel-dns-3.com to 205.251.199.60 and 2600:9000:5307:3c00::1.