mu3.us - robtex.com
mu3.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=1773555288 | ||||||
Same first word
Similar names
DNS History
14 records (11 active, 3 former)
●NSbarbara.ns.cloudflare.com2015-08-21 → 2026-03-20 · 2 obs
● 2026-03-20 01:30:48
●NSgordon.ns.cloudflare.com2015-08-21 → 2026-03-20 · 2 obs
● 2026-03-20 01:30:48
○MXmail.mu3.us2015-08-21 → 2017-11-24 · 4 obs
● 2017-11-24 20:14:30
○ 2026-02-15 16:39:14
○ 2026-03-20 01:30:48
●MXmx.zoho.com2026-02-15 → 2026-03-20 · 3 obs
● 2026-02-15 16:39:14
● 2026-03-20 01:30:48
●MXmx2.zoho.com2026-02-15 → 2026-03-20 · 3 obs
● 2026-02-15 16:39:14
● 2026-03-20 01:30:48
●MXmx3.zoho.com2026-02-15 → 2026-03-20 · 3 obs
● 2026-02-15 16:39:14
● 2026-03-20 01:30:48
●MXmxa.mailgun.org2026-02-15 → 2026-03-20 · 3 obs
● 2026-02-15 16:39:14
● 2026-03-20 01:30:48
●MXmxb.mailgun.org2026-02-15 → 2026-03-20 · 3 obs
● 2026-02-15 16:39:14
● 2026-03-20 01:30:48
○A104.198.174.1652017-11-24 → 2017-11-24 · 4 obs
● 2017-11-24 20:14:30
○ 2026-02-15 16:39:14
○ 2026-03-20 01:30:48
●A104.21.4.1092026-02-15 → 2026-03-20 · 3 obs
● 2026-02-15 16:39:14
● 2026-03-20 01:30:48
●A172.67.132.22026-02-15 → 2026-03-20 · 3 obs
● 2026-02-15 16:39:14
● 2026-03-20 01:30:48
●A2606:4700:3031::6815:46d2026-02-15 → 2026-03-20 · 3 obs
● 2026-02-15 16:39:14
● 2026-03-20 01:30:48
●A2606:4700:3032::ac43:84022026-02-15 → 2026-03-20 · 3 obs
● 2026-02-15 16:39:14
● 2026-03-20 01:30:48
○A69.89.31.2212015-08-21 → 2016-12-26 · 4 obs
● 2016-12-26 17:49:22
○ 2017-11-24 20:14:30
○ 2026-03-20 01:30:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | y.cctld.us, b.cctld.us, m.cctld.us, n.cctld.us... | - |
| mu3.us | gordon.ns.cloudflare.com, barbara.ns.cloudflare.com | - |
✅ Authoritative Response
Server: 108.162.193.170
NS records: gordon.ns.cloudflare.com, barbara.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mu3.us (unsigned zone)
⏱️ Timing
Total: 787ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.4.109, 172.67.132.2 |
| AAAA | 2 | 2606:4700:3032::ac43:8402, 2606:4700:3031::6815:46d |
| NS | 2 | barbara.ns.cloudflare.com, gordon.ns.cloudflare.com |
| MX | 5 | mxb.mailgun.org (pri: 10), mx.zoho.com (pri: 11)... |
| TXT | 1 | v=spf1 include:zoho.com ~all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | barbara.ns.cloudflare.com dns.cloudflare |
Analysis
IP Addresses
mu3.us refers to four IP numbers: 2606:4700:3031::6815:46d, 2606:4700:3032::ac43:8402, 104.21.4.109 and 172.67.132.2.
Other host names, for instance uarting.com, (0x6e756465)vista.fun, www.prepscholartutors.com, www.princerupertstower.com and bbdn.eu share IP numbers with mu3.us.
Name Servers
mu3.us's delegation uses two name servers: barbara.ns.cloudflare.com and gordon.ns.cloudflare.com.
mu3.us uses the same name server setup as other domains, such as simsdrivingschool.com, organiclifestyl.com, gtsmithpumps.com, blue-phoenix.fr and millenniumfloorsllc.com.
mu3.us at least partially shares name servers with other domains, including oldemainbrewing.com, investirnaamerica101.com, ninjadevelopers.com, mrboxinc.com and carlinvillepolice.com.
These name servers are commonly used with aspen.ns.cloudflare.com, rodney.ns.cloudflare.com and trevor.ns.cloudflare.com.
Host names with six IP numbers:
barbara.ns.cloudflare.com points to 2606:4700:50::adf5:3af8, 2803:f800:50::6ca2:c0f8, 2a06:98c1:50::ac40:20f8, 108.162.192.248, 172.64.32.248 and 173.245.58.248.
gordon.ns.cloudflare.com points to 2606:4700:58::adf5:3baa, 2803:f800:50::6ca2:c1aa, 2a06:98c1:50::ac40:21aa, 108.162.193.170, 172.64.33.170 and 173.245.59.170.
Mail Servers
mu3.us is handled by five mail servers: mx2.zoho.com, mx3.zoho.com, mx.zoho.com, mxa.mailgun.org and mxb.mailgun.org.
mu3.us shares at least some mail servers with other domains, for example snsinc.org, cunyisph.org, oclose.com, kyber.consulting and kiburz.com.
Host names with two IP numbers:
mx.zoho.com points to 136.143.183.44 and 204.141.43.44.
Host names with one IP number:
mx2.zoho.com points to 136.143.183.44.
mx3.zoho.com points to 204.141.43.44.
mxa.mailgun.org points to 34.160.13.42.
mxb.mailgun.org points to 34.160.13.42.
Host names that point to 136.143.183.44: mx.zoho.com and mx2.zoho.com.
Host names that point to 204.141.43.44: mx.zoho.com and mx3.zoho.com.
Host names that point to 34.160.13.42: mxa.mailgun.org and mxb.mailgun.org.