dosu.dev - robtex.com
dosu.dev
dev
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1 | ||||||
rank #834 in the tld
🔒 HSTS Preload (+subdomains)
Same first word
Similar names
DNS History
10 records (10 active, 0 former)
●NSns-cloud-b1.googledomains.com2026-06-20 → 2026-06-23 · 2 obs
● 2026-06-23 17:09:48
●NSns-cloud-b2.googledomains.com2026-06-20 → 2026-06-23 · 2 obs
● 2026-06-23 17:09:48
●NSns-cloud-b3.googledomains.com2026-06-20 → 2026-06-23 · 2 obs
● 2026-06-23 17:09:48
●NSns-cloud-b4.googledomains.com2026-06-20 → 2026-06-23 · 2 obs
● 2026-06-23 17:09:48
●MXalt1.aspmx.l.google.com2026-06-20 → 2026-06-23 · 3 obs
○ 2026-06-23 12:29:32
● 2026-06-23 17:09:48
●MXalt2.aspmx.l.google.com2026-06-20 → 2026-06-23 · 3 obs
○ 2026-06-23 12:29:32
● 2026-06-23 17:09:48
●MXalt3.aspmx.l.google.com2026-06-20 → 2026-06-23 · 3 obs
○ 2026-06-23 12:29:32
● 2026-06-23 17:09:48
●MXalt4.aspmx.l.google.com2026-06-20 → 2026-06-23 · 3 obs
○ 2026-06-23 12:29:32
● 2026-06-23 17:09:48
●MXaspmx.l.google.com2026-06-20 → 2026-06-23 · 3 obs
○ 2026-06-23 12:29:32
● 2026-06-23 17:09:48
●A216.150.1.12026-06-20 → 2026-06-23 · 3 obs
○ 2026-06-23 12:29:32
● 2026-06-23 17:09:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| dosu.dev | ns-cloud-b4.googledomains.com, ns-cloud-b1.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b2.googledomains.com | - |
✅ Authoritative Response
Server:216.239.38.107
NS records: ns-cloud-b4.googledomains.com, ns-cloud-b1.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b2.googledomains.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 535ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.150.1.1 |
| NS | 4 | ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com... |
| MX | 5 | alt2.aspmx.l.google.com (pri: 5), alt1.aspmx.l.google.com (pri: 5)... |
| TXT | 4 | v=spf1 include:_spf.google.com include:m, linkedin-site-verification=adbc872b-954e... |
| SOA | 1 | ns-cloud-b1.googledomains.com cloud-dns- |
Analysis
IP Addresses
dosu.dev points to a single IP number: 216.150.1.1.
Additional host names — odos.se, deepline.com, qscnv.com and two others — share IP numbers with dosu.dev.
Name Servers
dosu.dev has four authoritative name servers: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com.
There is at least partial name server overlap between dosu.dev and other domains — 501research.net, spy-consulting.com, therike.com and two more among them.
All four hostnames — ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com — resolve to two IP numbers apiece: ns-cloud-b1.googledomains.com to 216.239.32.107 and 2001:4860:4802:32::6b; ns-cloud-b2.googledomains.com to 216.239.34.107 and 2001:4860:4802:34::6b; ns-cloud-b3.googledomains.com to 216.239.36.107 and 2001:4860:4802:36::6b; ns-cloud-b4.googledomains.com to 216.239.38.107 and 2001:4860:4802:38::6b.
Mail Servers
Five mail servers handle dosu.dev: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
dosu.dev shares mail servers — at least in part — with other domains, including ns500765.ns500699.ns500693.ns500588.ns500683.ns500693.ns500683.ns500588.ns500588.ns500588.ns500602.ns500578.ns500110.dtrkdll.com, ns500698.ns500759.ns500758.ns500698.ns500698.ns500736.ns500698.ns500698.ns500736.ns500619.ns500686.ns500619.trackreceptor.com, ns500731.ns500754.ns500754.ns500742.ns500671.ns500671.ns500671.ns500742.ns500705.ns500678.ns500649.ns500291.ns500666.ns500142.lusty(0x736c7574)z.com and two others.
These mail servers are frequently paired with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.
Host names with two IP numbers:
aspmx.l.google.com points to 192.178.155.26 and 2607:f8b0:4004:c0b::1a.
alt1.aspmx.l.google.com points to 108.177.123.26 and 2800:3f0:4003:c0f::1b.
alt2.aspmx.l.google.com points to 172.253.116.26 and 2a00:1450:400b:c02::1b.
alt3.aspmx.l.google.com points to 192.178.223.27 and 2a00:1450:4009:c0f::1b.
alt4.aspmx.l.google.com points to 172.253.157.26 and 2a00:1450:400c:c23::1b.