classdata.org - robtex.com
classdata.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=1789496958 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
20 records (14 active, 6 former)
●NSns-cloud-c1.googledomains.com2015-11-06 → 2026-09-15 · 2 obs
● 2026-09-15 19:05:26
●NSns-cloud-c2.googledomains.com2015-11-06 → 2026-09-15 · 2 obs
● 2026-09-15 19:05:26
●NSns-cloud-c3.googledomains.com2015-11-06 → 2026-09-15 · 2 obs
● 2026-09-15 19:05:26
●NSns-cloud-c4.googledomains.com2015-11-06 → 2026-09-15 · 2 obs
● 2026-09-15 19:05:26
○MXalt1.gmr-smtp-in.l.google.com2015-11-06 → 2017-11-07 · 4 obs
● 2017-11-07 00:21:16
○ 2026-08-21 00:47:54
○ 2026-09-15 19:05:26
○MXalt2.gmr-smtp-in.l.google.com2015-11-06 → 2017-11-07 · 4 obs
● 2017-11-07 00:21:16
○ 2026-08-21 00:47:54
○ 2026-09-15 19:05:26
○MXalt3.gmr-smtp-in.l.google.com2015-11-06 → 2017-11-07 · 4 obs
● 2017-11-07 00:21:16
○ 2026-08-21 00:47:54
○ 2026-09-15 19:05:26
○MXalt4.gmr-smtp-in.l.google.com2015-11-06 → 2017-11-07 · 4 obs
● 2017-11-07 00:21:16
○ 2026-08-21 00:47:54
○ 2026-09-15 19:05:26
○MXgmr-smtp-in.l.google.com2015-11-06 → 2017-11-07 · 4 obs
● 2017-11-07 00:21:16
○ 2026-08-21 00:47:54
○ 2026-09-15 19:05:26
●MXmxa.mailgun.org2026-08-21 → 2026-09-15 · 3 obs
● 2026-08-21 00:47:54
● 2026-09-15 19:05:26
●MXmxb.mailgun.org2026-08-21 → 2026-09-15 · 3 obs
● 2026-08-21 00:47:54
● 2026-09-15 19:05:26
○A130.211.137.2212015-11-06 → 2017-11-07 · 4 obs
● 2017-11-07 00:21:16
○ 2026-08-21 00:47:54
○ 2026-09-15 19:05:26
●A2001:4860:4802:32::152026-08-21 → 2026-09-15 · 3 obs
● 2026-08-21 00:47:54
● 2026-09-15 19:05:26
●A2001:4860:4802:34::152026-08-21 → 2026-09-15 · 3 obs
● 2026-08-21 00:47:54
● 2026-09-15 19:05:26
●A2001:4860:4802:36::152026-08-21 → 2026-09-15 · 3 obs
● 2026-08-21 00:47:54
● 2026-09-15 19:05:26
●A2001:4860:4802:38::152026-08-21 → 2026-09-15 · 3 obs
● 2026-08-21 00:47:54
● 2026-09-15 19:05:26
●A216.239.32.212026-08-21 → 2026-09-15 · 3 obs
● 2026-08-21 00:47:54
● 2026-09-15 19:05:26
●A216.239.34.212026-08-21 → 2026-09-15 · 3 obs
● 2026-08-21 00:47:54
● 2026-09-15 19:05:26
●A216.239.36.212026-08-21 → 2026-09-15 · 3 obs
● 2026-08-21 00:47:54
● 2026-09-15 19:05:26
●A216.239.38.212026-08-21 → 2026-09-15 · 3 obs
● 2026-08-21 00:47:54
● 2026-09-15 19:05:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| classdata.org | ns-cloud-c1.googledomains.com, ns-cloud-c4.googledomains.com, ns-cloud-c3.googledomains.com, ns-cloud-c2.googledomains.com | - |
✅ Authoritative Response
Server:216.239.32.108
NS records: ns-cloud-c1.googledomains.com, ns-cloud-c4.googledomains.com, ns-cloud-c3.googledomains.com, ns-cloud-c2.googledomains.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 917ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 216.239.36.21, 216.239.38.21... |
| AAAA | 4 | 2001:4860:4802:38::15, 2001:4860:4802:36::15... |
| NS | 4 | ns-cloud-c3.googledomains.com, ns-cloud-c2.googledomains.com... |
| MX | 2 | mxb.mailgun.org (pri: 10), mxa.mailgun.org (pri: 10) |
| TXT | 2 | 355a7d10d3f33a41fe78f3d6e360f49f2cba1ed6, v=spf1 include:mailgun.org ~all |
| SOA | 1 | ns-cloud-c1.googledomains.com cloud-dns- |
Analysis
IP Addresses
classdata.org has 8 IP addresses — 216.239.32.21, 216.239.34.21, 216.239.36.21 and 5 more.
iecnema.com, balagnesecretariat.fr, rubundroid.com and two other host names share IP numbers with classdata.org.
Name Servers
The authoritative name servers for classdata.org are ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com and ns-cloud-c4.googledomains.com.
classdata.org shares at least some of its name servers with other domains, including macromeetsmicro.com, lwoodfoundation.com, crumbandgetit.ca and two others.
The host names ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com and ns-cloud-c4.googledomains.com each resolve to two IP addresses: ns-cloud-c1.googledomains.com resolves to 216.239.32.108 and 2001:4860:4802:32::6c; ns-cloud-c2.googledomains.com resolves to 216.239.34.108 and 2001:4860:4802:34::6c; ns-cloud-c3.googledomains.com resolves to 216.239.36.108 and 2001:4860:4802:36::6c; ns-cloud-c4.googledomains.com resolves to 216.239.38.108 and 2001:4860:4802:38::6c.
Mail Servers
Mail for classdata.org is handled by two mail servers — mxa.mailgun.org and mxb.mailgun.org.
classdata.org uses an identical mail server configuration to several other domains — among them qrkimlik.com, www.adoniashop.ch, foztech.net and two more.
classdata.org has at least partial mail server overlap with other domains such as ambtnathlete.com, capitalystadvisorygroup.com, webelonghere.world and two more.
These mail servers commonly appear together with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two other mail servers.
mxa.mailgun.org and mxb.mailgun.org both resolve to the same single IP address: 34.149.254.5.
mxa.mailgun.org and mxb.mailgun.org are host names that each point to 34.149.254.5 IP addresses.