michaelyuan.com - robtex.com
michaelyuan.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=1784421842 | ||||||
Subdomains
www.michaelyuan.com |
Same first word
michaelyuan.com |
DNS History
17 records (14 active, 3 former)
●NSa.ns.joker.com2007-08-13 → 2026-07-19 · 2 obs
● 2026-07-19 01:10:20
●NSb.ns.joker.com2007-08-13 → 2026-07-19 · 2 obs
● 2026-07-19 01:10:20
●NSc.ns.joker.com2007-08-13 → 2026-07-19 · 2 obs
● 2026-07-19 01:10:20
●NSx.ns.joker.com2026-04-02 → 2026-07-19 · 3 obs
● 2026-04-02 13:00:14
● 2026-07-19 01:10:20
●NSy.ns.joker.com2026-04-02 → 2026-07-19 · 3 obs
● 2026-04-02 13:00:14
● 2026-07-19 01:10:20
●NSz.ns.joker.com2026-04-02 → 2026-07-19 · 3 obs
● 2026-04-02 13:00:14
● 2026-07-19 01:10:20
●MXalt1.aspmx.l.google.com2015-07-17 → 2026-07-19 · 3 obs
● 2015-07-17 16:23:54
● 2026-07-19 01:10:20
●MXalt2.aspmx.l.google.com2015-07-17 → 2026-07-19 · 3 obs
● 2015-07-17 16:23:54
● 2026-07-19 01:10:20
●MXaspmx.l.google.com2015-07-17 → 2026-07-19 · 3 obs
● 2015-07-17 16:23:54
● 2026-07-19 01:10:20
●MXaspmx2.googlemail.com2015-07-17 → 2026-07-19 · 3 obs
● 2015-07-17 16:23:54
● 2026-07-19 01:10:20
●MXaspmx3.googlemail.com2015-07-17 → 2026-07-19 · 3 obs
● 2015-07-17 16:23:54
● 2026-07-19 01:10:20
●MXaspmx4.googlemail.com2015-07-17 → 2026-07-19 · 3 obs
● 2015-07-17 16:23:54
● 2026-07-19 01:10:20
●MXaspmx5.googlemail.com2015-07-17 → 2026-07-19 · 3 obs
● 2015-07-17 16:23:54
● 2026-07-19 01:10:20
○MXmail.michaelyuan.com2007-08-13 → 2007-08-13 · 3 obs
○ 2015-07-17 16:23:54
○ 2026-07-19 01:10:20
●A159.25.16.1632026-04-02 → 2026-07-19 · 3 obs
● 2026-04-02 13:00:14
● 2026-07-19 01:10:20
○A54.165.100.792015-07-17 → 2017-11-27 · 5 obs
● 2015-07-17 16:23:54
● 2017-11-27 00:17:28
○ 2026-04-02 13:00:14
○ 2026-07-19 01:10:20
○A64.74.153.232007-08-13 → 2007-08-13 · 3 obs
○ 2015-07-17 16:23:54
○ 2026-07-19 01:10:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, l.gtld-servers.net, k.gtld-servers.net, f.gtld-servers.net... | - |
| michaelyuan.com | a.ns.joker.com, b.ns.joker.com, c.ns.joker.com | 5 records |
✅ Authoritative Response
Server:23.88.49.189
NS records: a.ns.joker.com, b.ns.joker.com, c.ns.joker.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for michaelyuan.com (unsigned zone)
⏱️ Timing
Total: 2588ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 159.25.16.163 |
| NS | 3 | x.ns.joker.com, z.ns.joker.com... |
| MX | 7 | ASPMX4.GOOGLEMAIL.com (pri: 50), ALT2.ASPMX.L.GOOGLE.com (pri: 20)... |
| SOA | 1 | x.ns.joker.com hostmaster.joker.com |
📌 Glue Records Collected
Total: 5
Out-of-bailiwick: 5 (a.ns.joker.com, a.ns.joker.com, b.ns.joker.com...)
Analysis
Hierarchy
michaelyuan.com serves as the parent of www.michaelyuan.com.
IP Addresses
michaelyuan.com points to a single IP number: 159.25.16.163.
Additional host names — languagesoutthere.com, sta-koper.com, animikado.com and two others — share IP numbers with michaelyuan.com.
Name Servers
michaelyuan.com carries NS records listing 6 name servers — a.ns.joker.com, b.ns.joker.com, c.ns.joker.com and 3 others.
michaelyuan.com has at least partial name server overlap with other domains, such as ffagent.de, diecuttape.com, pilpul.me and two others.
These name servers tend to appear together with the name servers x.ns.joker.com, y.ns.joker.com and z.ns.joker.com.
Host names with two IP numbers:
The A records for a.ns.joker.com return 23.88.49.189 and 2a01:4f8:c0c:165b::1.
The A records for c.ns.joker.com return 192.95.37.184 and 2607:5300:203:7e6d::2222.
The A records for y.ns.joker.com return 23.88.49.189 and 2a01:4f8:c0c:165b::1.
The A records for z.ns.joker.com return 192.95.37.184 and 2607:5300:203:7e6d::2222.
Host names pointing to a single IP address:
b.ns.joker.com resolves to the IP address 159.25.97.69.
x.ns.joker.com resolves to the IP address 194.245.103.13.
a.ns.joker.com and y.ns.joker.com each have 2a01:4f8:c0c:165b::1 IP addresses.
a.ns.joker.com and y.ns.joker.com each have 23.88.49.189 IP addresses.
c.ns.joker.com and z.ns.joker.com each have 2607:5300:203:7e6d::2222 IP addresses.
c.ns.joker.com and z.ns.joker.com each have 192.95.37.184 IP addresses.
Mail Servers
Mail for michaelyuan.com is routed through 7 mail servers, including aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and 4 other.
michaelyuan.com shares mail servers — at least in part — with other domains, including darwinsolutions.it, protegido.es, maxibellucci.com and two others.
These mail servers are frequently used alongside mail servers aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and 3 other.
Host names with two IP numbers:
The A records for aspmx2.googlemail.com return 108.177.123.27 and 2800:3f0:4003:c0f::1a.
The A records for aspmx3.googlemail.com return 172.253.116.27 and 2a00:1450:400b:c02::1b.
The A records for aspmx4.googlemail.com return 192.178.223.26 and 2a00:1450:4009:c0f::1a.
The A records for aspmx5.googlemail.com return 172.253.157.27 and 2a00:1450:400c:c23::1a.
The A records for aspmx.l.google.com return 142.251.179.27 and 2607:f8b0:4004:c23::1a.
The A records for alt1.aspmx.l.google.com return 108.177.123.26 and 2800:3f0:4003:c0f::1b.
The A records for alt2.aspmx.l.google.com return 172.253.116.26 and 2a00:1450:400b:c02::1b.
aspmx3.googlemail.com and alt2.aspmx.l.google.com each have 2a00:1450:400b:c02::1b IP addresses.