Domain · Tranco #5,582

reference.com

reference.com is ranked #5,582 among the world's most-visited sites (Tranco). It resolves to 185.199.110.153, hosted on cdn-185-199-110-153.github.com, and presents a TLS certificate issued by Let's Encrypt.

HTTP 301

Tranco rank	#5,582
IPv4	185.199.110.153, 185.199.111.153, 185.199.108.153, 185.199.109.153
IPv6	2606:50c0:8001::153, 2606:50c0:8000::153
Hosting / reverse DNS	cdn-185-199-110-153.github.com
Nameservers	dns1.p03.nsone.net, dns2.p03.nsone.net, dns3.p03.nsone.net, dns4.p03.nsone.net
Mail servers (MX)	mxa-0015af01.gslb.pphosted.com (0), mxb-0015af01.gslb.pphosted.com (0)
HTTP status	301 → https://www.reference.com/
Web server	GitHub.com
Detected tech	GitHub.com
TLS certificate	Let's Encrypt · expires 2026-10-01

Linked company

This domain's name matches a legal entity in our directory:

REFERENCE

Notable DNS TXT records

v=spf1 redirect=ask.com
ms=ms24275044
google-site-verification=bnVDUQezVF3HHsm8M_zZc30ETcHbvQD27yYnT1eaZQk
_globalsign-domain-verification=ZlaZzwu0TA07KjmzBDYR4ZPfHFSZbKX5HfiTwBiGBB
facebook-domain-verification=lsre1s2c9d25anunhzhg1v420ucqg7
_globalsign-domain-verification=2wRqY6IrIINLY7B8Qcp-qur9HsiRTO04g4gwsMmFy3

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FAQ

What is the IP address of reference.com?

reference.com resolves to 185.199.110.153, 185.199.111.153, 185.199.108.153 (cdn-185-199-110-153.github.com).

Who issued the SSL certificate for reference.com?

The TLS/SSL certificate for reference.com was issued by Let's Encrypt, valid until 2026-10-01.

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DNS/HTTP/TLS observed 2026-08-06; registration data via RDAP. Informational only. Download JSON · CSV · Browse domains