codemastery.org - dns.ninja
codemastery.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=1786221112 | ||||||
Same first word
codemastery.nl |
codemastery.com |
codemastery.org |
Similar names
DNS History
11 records (9 active, 2 former)
●NSns0.transip.net2015-08-09 → 2026-08-08 · 2 obs
● 2026-08-08 21:03:50
●NSns1.transip.nl2015-08-09 → 2026-08-08 · 2 obs
● 2026-08-08 21:03:50
●NSns2.transip.eu2015-08-09 → 2026-08-08 · 2 obs
● 2026-08-08 21:03:50
●MXalt1.aspmx.l.google.com2015-08-09 → 2026-08-08 · 2 obs
● 2026-08-08 21:03:50
●MXalt2.aspmx.l.google.com2015-08-09 → 2026-08-08 · 2 obs
● 2026-08-08 21:03:50
●MXaspmx.l.google.com2015-08-09 → 2026-08-08 · 2 obs
● 2026-08-08 21:03:50
●MXaspmx2.googlemail.com2015-08-09 → 2026-08-08 · 2 obs
● 2026-08-08 21:03:50
●MXaspmx3.googlemail.com2015-08-09 → 2026-08-08 · 2 obs
● 2026-08-08 21:03:50
●A178.85.13.2162017-03-30 → 2026-08-08 · 3 obs
● 2017-03-30 09:12:20
● 2026-08-08 21:03:50
○A54.229.69.1392015-08-09 → 2015-08-09 · 3 obs
○ 2015-12-09 05:49:10
○ 2026-08-08 21:03:50
○A62.194.32.2092015-12-09 → 2016-06-26 · 5 obs
● 2015-12-09 05:49:10
● 2016-06-26 03:20:20
○ 2017-03-30 09:12:20
○ 2026-08-08 21:03:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| codemastery.org | ns2.transip.eu, ns0.transip.net, ns1.transip.nl | - |
✅ Authoritative Response
Server:37.97.199.195
NS records: ns2.transip.eu, ns0.transip.net, ns1.transip.nl
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 996ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 178.85.13.216 |
| NS | 3 | ns0.transip.net, ns1.transip.nl... |
| MX | 5 | ASPMX3.GOOGLEMAIL.COM (pri: 30), ALT1.ASPMX.L.GOOGLE.COM (pri: 20)... |
| TXT | 1 | google-site-verification=Ce__TBok1OrBu-o |
| SOA | 1 | ns0.transip.net hostmaster.transip.nl |
Analysis
IP Addresses
codemastery.org resolves to just one IP address, 178.85.13.216.
Among the host names that share IP numbers with codemastery.org is 178-85-13-216.dynamic.upc.nl, as one example.
Name Servers
codemastery.org is served by three name servers: ns2.transip.eu, ns0.transip.net and ns1.transip.nl.
There is at least partial name server overlap between codemastery.org and other domains — wizzits.nl, omwonen.com, checkhet.nl and two more among them.
The hostnames ns2.transip.eu, ns0.transip.net and ns1.transip.nl each direct to two IP addresses — ns2.transip.eu to 37.97.199.195 and 2a01:7c8:f:c1f::195, ns0.transip.net to 195.135.195.195 and 2a01:7c8:dddd:195::195, and ns1.transip.nl to 195.8.195.195 and 2a01:7c8:7000:195::195.
Mail Servers
Five mail servers handle codemastery.org: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
There is at least a partial MX overlap between codemastery.org and other domains, including ns500742.ns500731.ns500731.ns500671.ns500754.ns500671.ns500688.ns500678.ns500678.ns500671.ns500131.lustychickser.com, ns500759.ns500698.ns500758.ns500759.ns500758.ns500735.ns500735.ns500736.ns500698.ns500736.ns500576.ns500576.ns500576.trackreceptor.com, ns500731.ns500742.ns500731.ns500671.ns500731.ns500704.ns500704.ns500705.ns500705.ns500704.ns500649.ns500291.ns500142.lusty(0x736c7574)z.com and two others.
These mail servers tend to appear in combination with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 others.
Host names that have two IP addresses:
The A records for aspmx2.googlemail.com return 108.177.123.27 and 2800:3f0:4003:c0f::1b.
The A records for aspmx3.googlemail.com return 172.253.116.27 and 2a00:1450:400b:c02::1b.
The A records for aspmx.l.google.com return 172.253.62.26 and 2607:f8b0:4004:c1b::1a.
The A records for alt1.aspmx.l.google.com return 108.177.123.26 and 2800:3f0:4003:c0f::1a.
The A records for alt2.aspmx.l.google.com return 172.253.116.26 and 2a00:1450:400b:c02::1b.
aspmx3.googlemail.com and alt2.aspmx.l.google.com each have 2a00:1450:400b:c02::1b IP addresses.