ntp.org

.org toplist crawl

First seen 2026-04-11 · Last seen 2026-05-18 · ok HTTP/1.1 200 1462 ms crawled 2026-05-18

US · 209.148.110.246 · AS46375 Sonic Telecom LLC

Reputation 100/100

Classifying

HTML metadata

Title: Welcome to the home of the Network Time Protocol (NTP) Project.
Description: The NTP Project conducts Research and Development in NTP, a protocol designed to synchronize the clocks of computers over a network to a common timebase.
Language: en
Generator: Hugo 0.83.1
Canonical: https://www.ntp.org/

Open Graph

url: https://www.ntp.org/
title: Welcome to the home of the Network Time Protocol (NTP) Project.
site name: NTP: Network Time Protocol
description: The NTP Project conducts Research and Development in NTP, a protocol designed to synchronize the clocks of computers over a network to a common timebase.

Technology

Server: Apache
CMS: Hugo

Analytics

Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (5)

fonts.googleapis.com×2
cse.google.com×1
fonts.gstatic.com×1
www.googletagmanager.com×1
www.nwtime.org×1

Social

Registration

Registrar

Tucows Domains Inc.

Created

1997-01-18

Expires

2035-01-19 3166 days left

Updated

2025-03-30

Name servers

ns1.everett.org
anyns.pch.net
dns1.udel.edu
dns2.udel.edu

DNS records live

NS

anyns.pch.net
dns1.udel.edu
dns2.udel.edu
ns1.everett.org

MX

10 mx0.chi1.ntfo.org

TXT

Show 4 TXT records

google-site-verification=ISMNEfck75SW97AiPz0acClFpICIejjA6F5ijoHccZM
google-site-verification=1BTIwQr05WxuBXsED2L-cWc-cC7_8NDYKoWMsmAyR3g
_globalsign-domain-verification=O60kZMoa5mBPIKKqd9FSRXcGUhU6s3rzZHzWNLAlL7
ntp-libera-310

Email authentication strong

SPF

v=spf1 a mx ip4:204.93.207.0/27 ip4:66.220.13.234 ip4:66.220.13.237 ip6:2001:470:1:205::234 ip6:2001:470:1:205::/64 ~all

softfail (~all)

DMARC

v=DMARC1; p=quarantine; rua=mailto:xpvutgi3@ag.dmarcian.com; ruf=mailto:xpvutgi3@fr.dmarcian.com; sp=quarantine; pct=100

policy: quarantine · sp=quarantine

DKIM

mail: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC/V8+tx4Er0qCUxetMiCMRAR9G469YOIFuX4vojpyHvutbMTeihago9p7Gwj1PwI2r4fTqigGcqtcSFz/qrF…

selectors probed

Certificate (current)

R13

from 2026-04-02 to 2026-07-01

Expires in 42 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.ntp.org/

present

strict-transport-security

findings

missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

strict-transport-security: max-age-16000000; includeSubDomains; preload;