Domain · Tranco #3,052

ntppool.org

ntppool.org is ranked #3,052 among the world's most-visited sites (Tranco). It resolves to 151.101.1.55, hosted on Varnish, and presents a TLS certificate issued by Certainly.

HTTP 301

Tranco rank	#3,052
IPv4	151.101.1.55, 151.101.129.55, 151.101.65.55, 151.101.193.55
IPv6	2a04:4e42:400::311, 2a04:4e42:200::311
Hosting / reverse DNS	Varnish
Nameservers	anyns.pch.net, ns1.eu.bitnames.com, ns1.us.bitnames.com, ns2.us.bitnames.com
Mail servers (MX)	ASPMX.L.GOOGLE.COM (1), ALT1.ASPMX.L.GOOGLE.COM (5), ALT2.ASPMX.L.GOOGLE.COM (5)
HTTP status	301 → https://www.ntppool.org/
Web server	Varnish
Detected tech	Varnish
TLS certificate	Certainly · expires 2026-08-28

Notable DNS TXT records

_globalsign-domain-verification=O60kZMoa5mBPIKKqd9FSRXcGUhU6s3rzZHzWNLAlL7
google-site-verification=FYB81XFVj_6UDS8vvEY9Cl2OgoFqqFT0_cJRjKB9AGA
status-page-domain-verification=6bnj32rmt8b3
facebook-domain-verification=hz17ucmiuv4gg8f164437wou24ro4r
google-site-verification=Do9-mACCn0BpHhV_ZFUM3gRVxsvJqG-sSDlK8KLotfw
v=spf1 ip4:34.209.80.29 include:_spf.google.com include:stspg-customer.com ~all

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FAQ

What is the IP address of ntppool.org?

ntppool.org resolves to 151.101.1.55, 151.101.129.55, 151.101.65.55 (Varnish).

Who issued the SSL certificate for ntppool.org?

The TLS/SSL certificate for ntppool.org was issued by Certainly, valid until 2026-08-28.

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