gradschool.info - robtex.com
gradschool.info
info
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.info.afilias-nst.info ⭐ | ||||||
| NS | a2.info.afilias-nst.info | ||||||
| NS | b0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | b2.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | c0.info.afilias-nst.info | ||||||
| NS | d0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| SOA | a0.info.afilias-nst.infohostmaster@donuts.email serial=1774686843 | ||||||
Subdomains
www.gradschool.info |
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●NSns51.domaincontrol.com2015-06-30 → 2026-03-28 · 2 obs
● 2026-03-28 08:55:20
●NSns52.domaincontrol.com2015-06-30 → 2026-03-28 · 2 obs
● 2026-03-28 08:55:20
●MXmailstore1.secureserver.net2015-06-30 → 2026-03-28 · 2 obs
● 2026-03-28 08:55:20
●MXsmtp.secureserver.net2015-06-30 → 2026-03-28 · 2 obs
● 2026-03-28 08:55:20
●A166.62.72.32026-02-16 → 2026-03-28 · 3 obs
● 2026-02-16 20:44:08
● 2026-03-28 08:55:20
○A50.62.255.12015-06-30 → 2020-01-12 · 4 obs
● 2020-01-12 22:09:42
○ 2026-02-16 20:44:08
○ 2026-03-28 08:55:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info | - |
| gradschool.info | ns51.domaincontrol.com, ns52.domaincontrol.com | - |
✅ Authoritative Response
Server:97.74.105.26
NS records: ns51.domaincontrol.com, ns52.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gradschool.info (unsigned zone)
⏱️ Timing
Total: 336ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 166.62.72.3 |
| NS | 2 | ns51.domaincontrol.com, ns52.domaincontrol.com |
| MX | 2 | mailstore1.secureserver.net (pri: 10), smtp.secureserver.net (pri: 0) |
| SOA | 1 | ns51.domaincontrol.com dns.jomax.net |
Analysis
Hierarchy
gradschool.info is a parent of www.gradschool.info.
IP Addresses
gradschool.info points to a single IP number: 166.62.72.3.
Other host names, for instance boyerbohn.com, beardear.com, brewery.biz, lice.info and _dc-mx.86920f73b3de.jasongu.org share IP numbers with gradschool.info.
Name Servers
Delegation for gradschool.info rests with two name servers, ns51.domaincontrol.com and ns52.domaincontrol.com.
gradschool.info shares the same name server setup as other domains, including aptadviser.com, emarao.com, bugler.com, beatingboot.com and frontageroadstudios.com.
Host names with two IP numbers: ns51.domaincontrol.com points to 2603:5:2192::1a and 97.74.105.26; ns52.domaincontrol.com points to 2603:5:2292::1a and 173.201.73.26.
Mail Servers
gradschool.info is handled by two mail servers: mailstore1.secureserver.net and smtp.secureserver.net.
gradschool.info uses the same mail server configuration as other domains, such as studentcity.info, homesalesinmass.com, soulga.org, hangoverhaul.com and leimei.com.
gradschool.info shares some mail servers with other domains at least partially, for example fairwool.com.
Host names with three IP numbers: The host name mailstore1.secureserver.net points to 216.69.141.78, 216.69.141.114 and 216.69.141.162; The host name smtp.secureserver.net points to 216.69.141.71, 216.69.141.84 and 216.69.141.113.