Domain · Tranco #22,380

nrao.edu

nrao.edu is ranked #22,380 among the world's most-visited sites (Tranco). It resolves to 192.33.115.129, hosted on cvweb-3.cv.nrao.edu, and presents a TLS certificate issued by Sectigo Limited.

HTTP 301

Tranco rank	#22,380
IPv4	192.33.115.129
Hosting / reverse DNS	cvweb-3.cv.nrao.edu
Hosting network	AS225 · VIRGINIA-AS - University of Virginia, US
Nameservers	cv3.cv.nrao.edu, sadira.gb.nrao.edu, zia.aoc.nrao.edu
Mail servers (MX)	io.gb.nrao.edu (10), cv3.cv.nrao.edu (10), revere-vml.aoc.nrao.edu (10)
HTTP status	301 → https://www.nrao.edu/
Web server	Apache/2.4.58 (IUS) OpenSSL/1.0.2k-fips
Detected tech	Apache/2.4.58 (IUS) OpenSSL/1.0.2k-fips
TLS certificate	Sectigo Limited · expires 2026-10-30

Notable DNS TXT records

apple-domain-verification=IoBzh5sfRMYauHv3
atlassian-domain-verification=mjTlwjAqiE046j3AiCsCB9wU9q6fKyZ2VXmBvehlkWDjlPCdHtlqffkV/AGp3sam
MS=ms86952905
v=spf1 mx include:hgncloud.com include:spf.mandrillapp.com include:spf.protection.outlook.com ip4:192.33.115.70 ip4:146.88.9.34 ~all
MS=B1EC8FECD69CCA0B9D746BC8F02A33E353312AD4

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FAQ

What is the IP address of nrao.edu?

nrao.edu resolves to 192.33.115.129 (cvweb-3.cv.nrao.edu).

Who issued the SSL certificate for nrao.edu?

The TLS/SSL certificate for nrao.edu was issued by Sectigo Limited, valid until 2026-10-30.

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