math-ed.org - robtex.com
math-ed.org
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns257.win.arvixe.com ⚠️ Not in zone NS records | ||||||
| A | 100.42.51.34🇺🇸 EIGI100.42.50.0/23 CLiente 2G | ||||||
| PTR | ws129.win.arvixe.com | ||||||
| NS | ns258.win.arvixe.com ⚠️ Not in zone NS records | ||||||
| A | 100.42.51.35🇺🇸 EIGI100.42.50.0/23 CLiente 2G | ||||||
| PTR | 100.42.51.35-static.reverse.mysitehosted.com | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1778574763 | ||||||
Same first word
Similar names
mt-head.com |
hd-team.de |
hd-team.cn |
the-dma.org.uk |
the-dma.org |
the-dam.com |
med-hat.com |
team-hd.de |
hat-med.com |
the-mad.net |
medat-h.net |
hd-team.com |
hd-team.info |
hd-team.net |
team-hd.fr |
DNS History
8 records (2 active, 6 former)
○NSns1.iris.arvixe.com2015-05-20 → 2017-05-24 · 4 obs
● 2017-05-24 08:00:50
○ 2026-03-25 16:54:20
○ 2026-05-12 08:52:30
○NSns2.idnasp.com2015-05-20 → 2017-05-24 · 4 obs
● 2017-05-24 08:00:50
○ 2026-03-25 16:54:20
○ 2026-05-12 08:52:30
●NSns257.win.arvixe.com2026-03-25 → 2026-05-12 · 3 obs
● 2026-03-25 16:54:20
● 2026-05-12 08:52:30
●NSns258.win.arvixe.com2026-03-25 → 2026-05-12 · 3 obs
● 2026-03-25 16:54:20
● 2026-05-12 08:52:30
○MXmail.math-ed.org2015-05-20 → 2017-05-24 · 4 obs
● 2017-05-24 08:00:50
○ 2026-03-25 16:54:20
○ 2026-05-12 08:52:30
○MXmail2.math-ed.org2015-05-20 → 2017-05-24 · 4 obs
● 2017-05-24 08:00:50
○ 2026-03-25 16:54:20
○ 2026-05-12 08:52:30
○A143.95.251.432015-10-16 → 2017-05-24 · 5 obs
● 2015-10-16 20:20:00
● 2017-05-24 08:00:50
○ 2026-03-25 16:54:20
○ 2026-05-12 08:52:30
○A23.91.123.1682015-05-20 → 2015-05-20 · 3 obs
○ 2015-10-16 20:20:00
○ 2026-05-12 08:52:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| math-ed.org | ns258.win.arvixe.com, ns257.win.arvixe.com | - |
✅ Authoritative Response
Server:100.42.51.34
NS records: ns258.win.arvixe.com, ns257.win.arvixe.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for math-ed.org (unsigned zone)
⏱️ Timing
Total: 4909ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
math-ed.org is delegated to two name servers ns257.win.arvixe.com and ns258.win.arvixe.com.
math-ed.org shares the same name server setup as other domains, for instance safe-zone.co, clubmgr.com, versionagent.com, eonreality.net and corlew.us.
math-ed.org shares at least some name servers with other domains, for example dragongalaxy.com, stickpig.com and kpunderground.com.
These name servers are commonly used with wns7.arvixe.com, wns8.arvixe.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com and ns3.bdm.microsoftonline.com.
Host names with one IP number:
ns257.win.arvixe.com points to 100.42.51.34
ns258.win.arvixe.com points to 100.42.51.35