stdgroup.us - dns.ninja
stdgroup.us
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1783091867 | ||||||
Same first word
Similar names
DNS History
14 records (9 active, 5 former)
●NSns-cloud-a1.googledomains.com2026-03-15 → 2026-07-03 · 3 obs
● 2026-03-15 16:11:54
● 2026-07-03 15:36:26
●NSns-cloud-a2.googledomains.com2026-03-15 → 2026-07-03 · 3 obs
● 2026-03-15 16:11:54
● 2026-07-03 15:36:26
●NSns-cloud-a3.googledomains.com2026-03-15 → 2026-07-03 · 3 obs
● 2026-03-15 16:11:54
● 2026-07-03 15:36:26
●NSns-cloud-a4.googledomains.com2026-03-15 → 2026-07-03 · 3 obs
● 2026-03-15 16:11:54
● 2026-07-03 15:36:26
○NSns09.domaincontrol.com2015-08-12 → 2016-09-07 · 4 obs
● 2016-09-07 15:57:04
○ 2026-03-15 16:11:54
○ 2026-07-03 15:36:26
○NSns10.domaincontrol.com2015-08-12 → 2016-09-07 · 4 obs
● 2016-09-07 15:57:04
○ 2026-03-15 16:11:54
○ 2026-07-03 15:36:26
●MXalt1.aspmx.l.google.com2015-08-12 → 2026-07-03 · 2 obs
● 2026-07-03 15:36:26
●MXalt2.aspmx.l.google.com2015-08-12 → 2026-07-03 · 2 obs
● 2026-07-03 15:36:26
●MXaspmx.l.google.com2015-08-12 → 2026-07-03 · 2 obs
● 2026-07-03 15:36:26
○MXaspmx2.googlemail.com2015-08-12 → 2016-09-07 · 4 obs
● 2016-09-07 15:57:04
○ 2026-03-15 16:11:54
○ 2026-07-03 15:36:26
●MXaspmx2.l.googlemail.com2026-03-15 → 2026-07-03 · 3 obs
● 2026-03-15 16:11:54
● 2026-07-03 15:36:26
○MXaspmx3.googlemail.com2015-08-12 → 2016-09-07 · 4 obs
● 2016-09-07 15:57:04
○ 2026-03-15 16:11:54
○ 2026-07-03 15:36:26
●MXaspmx3.l.googlemail.com2026-03-15 → 2026-07-03 · 3 obs
● 2026-03-15 16:11:54
● 2026-07-03 15:36:26
○A71.224.173.1162015-08-12 → 2016-09-07 · 4 obs
● 2016-09-07 15:57:04
○ 2026-03-15 16:11:54
○ 2026-07-03 15:36:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | b.cctld.us, m.cctld.us, n.cctld.us, f.cctld.us... | - |
| stdgroup.us | ns-cloud-a1.googledomains.com, ns-cloud-a4.googledomains.com, ns-cloud-a3.googledomains.com, ns-cloud-a2.googledomains.com | - |
✅ Authoritative Response
Server:216.239.38.106
NS records: ns-cloud-a1.googledomains.com, ns-cloud-a4.googledomains.com, ns-cloud-a3.googledomains.com, ns-cloud-a2.googledomains.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1424ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-cloud-a3.googledomains.com, ns-cloud-a4.googledomains.com... |
| MX | 5 | alt1.aspmx.l.google.com (pri: 10), aspmx2.l.googlemail.com (pri: 30)... |
| SOA | 1 | ns-cloud-a1.googledomains.com cloud-dns- |
Analysis
Name Servers
stdgroup.us has four authoritative name servers: ns-cloud-a1.googledomains.com, ns-cloud-a2.googledomains.com, ns-cloud-a3.googledomains.com and ns-cloud-a4.googledomains.com.
stdgroup.us shares at least some of its name servers with other domains, including somewhattrue.com, tendondon.com, houstoninterlock.com and two others.
The host names ns-cloud-a1.googledomains.com, ns-cloud-a2.googledomains.com, ns-cloud-a3.googledomains.com and ns-cloud-a4.googledomains.com each resolve to two IP addresses: ns-cloud-a1.googledomains.com resolves to 216.239.32.106 and 2001:4860:4802:32::6a; ns-cloud-a2.googledomains.com resolves to 216.239.34.106 and 2001:4860:4802:34::6a; ns-cloud-a3.googledomains.com resolves to 216.239.36.106 and 2001:4860:4802:36::6a; ns-cloud-a4.googledomains.com resolves to 216.239.38.106 and 2001:4860:4802:38::6a.
Mail Servers
Mail for stdgroup.us is handled by five mail servers, namely aspmx.l.google.com, aspmx2.l.googlemail.com, aspmx3.l.googlemail.com and two others.
stdgroup.us shares mail servers — at least in part — with other domains, including ns500698.ns500759.ns500698.ns500698.ns500698.ns500736.ns500735.ns500708.ns500698.ns500698.ns500576.ns500576.ns500576.ns500619.ns500652.ns500619.ns500619.trackreceptor.com, ns500754.ns500731.ns500731.ns500731.ns500688.ns500688.ns500704.ns500291.ns500678.ns500666.ns500142.lusty(0x736c7574)z.com, ns500742.ns500731.ns500754.ns500671.ns500704.ns500671.ns500704.ns500704.ns500688.lustychickser.com and two others.
These mail servers are frequently used alongside mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 7 other.
Three hostnames — aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com — each have two IP addresses: aspmx.l.google.com has 172.253.139.26 and 2607:f8b0:4004:c08::1b, alt1.aspmx.l.google.com has 108.177.123.27 and 2800:3f0:4003:c0f::1a, and alt2.aspmx.l.google.com has 172.253.116.27 and 2a00:1450:400b:c02::1b.