devstu.org - dns.ninja
devstu.org
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=1782386518 | ||||||
Subdomains
Same first word
devstu.org |
Similar names
DNS History
12 records (9 active, 3 former)
●NSns-1274.awsdns-31.org2026-03-16 → 2026-06-25 · 3 obs
● 2026-03-16 11:49:20
● 2026-06-25 11:41:56
●NSns-1891.awsdns-44.co.uk2026-03-16 → 2026-06-25 · 3 obs
● 2026-03-16 11:49:20
● 2026-06-25 11:41:56
●NSns-330.awsdns-41.com2026-03-16 → 2026-06-25 · 3 obs
● 2026-03-16 11:49:20
● 2026-06-25 11:41:56
●NSns-840.awsdns-41.net2026-03-16 → 2026-06-25 · 3 obs
● 2026-03-16 11:49:20
● 2026-06-25 11:41:56
○NSns81.worldnic.com2015-08-10 → 2018-08-17 · 4 obs
● 2018-08-17 11:49:04
○ 2026-03-16 11:49:20
○ 2026-06-25 11:41:56
○NSns82.worldnic.com2015-08-10 → 2018-08-17 · 4 obs
● 2018-08-17 11:49:04
○ 2026-03-16 11:49:20
○ 2026-06-25 11:41:56
●MXalt1.aspmx.l.google.com2015-08-10 → 2026-06-25 · 2 obs
● 2026-06-25 11:41:56
●MXalt2.aspmx.l.google.com2015-08-10 → 2026-06-25 · 2 obs
● 2026-06-25 11:41:56
●MXaspmx.l.google.com2015-08-10 → 2026-06-25 · 2 obs
● 2026-06-25 11:41:56
●MXaspmx2.googlemail.com2015-08-10 → 2026-06-25 · 2 obs
● 2026-06-25 11:41:56
●MXaspmx3.googlemail.com2015-08-10 → 2026-06-25 · 2 obs
● 2026-06-25 11:41:56
○A74.121.192.1622015-08-10 → 2018-08-17 · 4 obs
● 2018-08-17 11:49:04
○ 2026-03-16 11:49:20
○ 2026-06-25 11:41:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| devstu.org | ns-840.awsdns-41.net, ns-1274.awsdns-31.org, ns-1891.awsdns-44.co.uk, ns-330.awsdns-41.com | 2 records |
✅ Authoritative Response
Server:205.251.195.72
NS records: ns-840.awsdns-41.net, ns-1274.awsdns-31.org, ns-1891.awsdns-44.co.uk, ns-330.awsdns-41.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for devstu.org (unsigned zone)
⏱️ Timing
Total: 401ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1274.awsdns-31.org, ns-1891.awsdns-44.co.uk... |
| MX | 5 | aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20)... |
| TXT | 2 | google-site-verification=lahBdb7PltdaISi, v=spf1 include:_spf.google.com ~all |
| SOA | 1 | ns-840.awsdns-41.net awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-1274.awsdns-31.org, ns-1274.awsdns-31.org)
Analysis
Hierarchy
devstu.org is the parent domain of mail.devstu.org, www.devstu.org and info.devstu.org.
Name Servers
Four name servers handle the delegation for devstu.org: ns-330.awsdns-41.com, ns-840.awsdns-41.net, ns-1274.awsdns-31.org and ns-1891.awsdns-44.co.uk.
devstu.org shares at least some of its name servers with other domains, including oldshiphammersmith.co.uk, dnduhdn9whwc.cloudfront.net, hubgrouptrucking.com and two others.
The host names ns-330.awsdns-41.com, ns-840.awsdns-41.net, ns-1274.awsdns-31.org and ns-1891.awsdns-44.co.uk each resolve to two IP addresses: ns-330.awsdns-41.com resolves to 205.251.193.74 and 2600:9000:5301:4a00::1; ns-840.awsdns-41.net resolves to 205.251.195.72 and 2600:9000:5303:4800::1; ns-1274.awsdns-31.org resolves to 205.251.196.250 and 2600:9000:5304:fa00::1; ns-1891.awsdns-44.co.uk resolves to 205.251.199.99 and 2600:9000:5307:6300::1.
Mail Servers
Mail for devstu.org is handled by five mail servers, namely aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
At least some of the mail servers used by devstu.org are shared with other domains: seriouslyaddictivemath.co.za, join-italia.com, gamebcn.co and two others among them.
These mail servers are often deployed together with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 other mail servers.
Host names pointing to two IP addresses:
aspmx2.googlemail.com resolves to two addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1b.
aspmx3.googlemail.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.
aspmx.l.google.com resolves to two addresses: 192.178.155.27 and 2607:f8b0:4004:c21::1b.
alt1.aspmx.l.google.com resolves to two addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1a.
alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.27 and 2a00:1450:400b:c02::1a.
aspmx2.googlemail.com along with alt1.aspmx.l.google.com each resolve to 108.177.123.27 IP addresses.