cstdio.com - dns.ninja
cstdio.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1785075137 | ||||||
Same first word
cstdio.com |
Similar names
DNS History
21 records (7 active, 14 former)
●NSdina.ns.cloudflare.com2015-06-19 → 2026-07-26 · 2 obs
● 2026-07-26 14:21:48
●NSfred.ns.cloudflare.com2015-06-19 → 2026-07-26 · 2 obs
● 2026-07-26 14:21:48
●MXalt1.aspmx.l.google.com2015-06-19 → 2026-07-26 · 5 obs
● 2016-01-21 01:04:50
○ 2016-08-19 21:33:10
● 2020-03-15 22:50:08
● 2026-07-26 14:21:48
●MXalt2.aspmx.l.google.com2015-06-19 → 2026-07-26 · 5 obs
● 2016-01-21 01:04:50
○ 2016-08-19 21:33:10
● 2020-03-15 22:50:08
● 2026-07-26 14:21:48
●MXalt3.aspmx.l.google.com2020-03-15 → 2026-07-26 · 3 obs
● 2020-03-15 22:50:08
● 2026-07-26 14:21:48
●MXalt4.aspmx.l.google.com2020-03-15 → 2026-07-26 · 3 obs
● 2020-03-15 22:50:08
● 2026-07-26 14:21:48
●MXaspmx.l.google.com2015-06-19 → 2026-07-26 · 5 obs
● 2016-01-21 01:04:50
○ 2016-08-19 21:33:10
● 2020-03-15 22:50:08
● 2026-07-26 14:21:48
○MXaspmx2.googlemail.com2015-06-19 → 2016-01-21 · 4 obs
● 2016-01-21 01:04:50
○ 2016-08-19 21:33:10
○ 2026-07-26 14:21:48
○MXaspmx3.googlemail.com2015-06-19 → 2016-01-21 · 4 obs
● 2016-01-21 01:04:50
○ 2016-08-19 21:33:10
○ 2026-07-26 14:21:48
○MXaspmx4.googlemail.com2015-06-19 → 2016-01-21 · 4 obs
● 2016-01-21 01:04:50
○ 2016-08-19 21:33:10
○ 2026-07-26 14:21:48
○MXaspmx5.googlemail.com2015-06-19 → 2016-01-21 · 4 obs
● 2016-01-21 01:04:50
○ 2016-08-19 21:33:10
○ 2026-07-26 14:21:48
○A104.21.2.762021-10-09 → 2021-10-09 · 4 obs
● 2021-10-09 20:08:30
○ 2026-02-28 23:25:14
○ 2026-07-26 14:21:48
○A104.28.6.152015-06-19 → 2020-03-15 · 4 obs
● 2020-03-15 22:50:08
○ 2021-10-09 20:08:30
○ 2026-07-26 14:21:48
○A104.28.7.152015-06-19 → 2020-03-15 · 4 obs
● 2020-03-15 22:50:08
○ 2021-10-09 20:08:30
○ 2026-07-26 14:21:48
○A172.67.128.2282021-10-09 → 2021-10-09 · 4 obs
● 2021-10-09 20:08:30
○ 2026-02-28 23:25:14
○ 2026-07-26 14:21:48
○A2400:cb00:2048:1::681c:60f2017-03-27 → 2017-03-27 · 4 obs
● 2017-03-27 19:25:00
○ 2020-03-15 22:50:08
○ 2026-07-26 14:21:48
○A2400:cb00:2048:1::681c:70f2017-03-27 → 2017-03-27 · 4 obs
● 2017-03-27 19:25:00
○ 2020-03-15 22:50:08
○ 2026-07-26 14:21:48
○A2606:4700:3033::681c:70f2020-03-15 → 2020-03-15 · 4 obs
● 2020-03-15 22:50:08
○ 2021-10-09 20:08:30
○ 2026-07-26 14:21:48
○A2606:4700:3036::6815:24c2021-10-09 → 2021-10-09 · 4 obs
● 2021-10-09 20:08:30
○ 2026-02-28 23:25:14
○ 2026-07-26 14:21:48
○A2606:4700:3036::681c:60f2020-03-15 → 2020-03-15 · 4 obs
● 2020-03-15 22:50:08
○ 2021-10-09 20:08:30
○ 2026-07-26 14:21:48
○A2606:4700:3037::ac43:80e42021-10-09 → 2021-10-09 · 4 obs
● 2021-10-09 20:08:30
○ 2026-02-28 23:25:14
○ 2026-07-26 14:21:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cstdio.com | dina.ns.cloudflare.com, fred.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.193.113
NS records: dina.ns.cloudflare.com, fred.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cstdio.com (unsigned zone)
⏱️ Timing
Total: 51ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dina.ns.cloudflare.com, fred.ns.cloudflare.com |
| MX | 5 | aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)... |
| SOA | 1 | dina.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (dina.ns.cloudflare.com, dina.ns.cloudflare.com, dina.ns.cloudflare.com...)
Analysis
Name Servers
cstdio.com is delegated to two name servers: dina.ns.cloudflare.com and fred.ns.cloudflare.com.
The name server configuration of cstdio.com is shared with other domains, for instance wko.com.hk, astscience.com.tw, lcgzone.com and two others.
cstdio.com has at least partial name server overlap with other domains, such as vanhoofdameskleding.net, drugowl.com, flapadar.co.uk and two others.
It is common to see these name servers used together with name servers fatima.ns.cloudflare.com and dom.ns.cloudflare.com.
Hosts with 6 IP addresses each:
dina.ns.cloudflare.com resolves to 108.162.192.107, 172.64.32.107, 173.245.58.107 and 3 other IP addresses.
fred.ns.cloudflare.com resolves to 108.162.193.113, 172.64.33.113, 173.245.59.113 and 3 other IP addresses.
Mail Servers
Mail for cstdio.com is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
At least some of the mail servers used by cstdio.com are shared with other domains: chemistryteam.com, nrhworks.com, houseofgolf.com.au and two others among them.
These mail servers often appear in conjunction with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.
Host names pointing to two IP addresses:
aspmx.l.google.com points to 192.178.155.26 and 2607:f8b0:4004:c06::1a.
alt1.aspmx.l.google.com points to 108.177.123.26 and 2800:3f0:4003:c0f::1a.
alt2.aspmx.l.google.com points to 172.253.116.27 and 2a00:1450:400b:c02::1a.
alt3.aspmx.l.google.com points to 192.178.223.26 and 2a00:1450:4009:c0f::1a.
alt4.aspmx.l.google.com points to 172.253.157.27 and 2a00:1450:400c:c23::1b.