rfmd.tw - robtex.com
rfmd.tw
| DNSSEC | ⚠️ Not signed | ||||||
| A | 63.166.216.14🇺🇸 GSO-EXTERNAL63.166.216.0/24 7625 THORNDIKE RD GREENSBORO NC 27409 United States | ||||||
| PTR | rfmd.com.cn | ||||||
| PTR | ftp.rfmd.com | ||||||
| PTR | mail2.rfmd.com | ||||||
| PTR | www.rfmd.com | ||||||
| PTR | rfmd.co.in | ||||||
| PTR | rfmd.com.tw | ||||||
| NS | ns1.instradns.com ⭐ | ||||||
| A | 75.2.6.34🇺🇸 Amazon75.2.0.0/20 | ||||||
| PTR | aef93cd39153ffbac.awsglobalaccelerator.com | ||||||
| NS | ns2.instradns.com | ||||||
| A | 75.2.85.37🇺🇸 Amazon75.2.80.0/20 | ||||||
| PTR | a9bf3e392db71e4d0.awsglobalaccelerator.com | ||||||
| NS | ns3.instradns.com | ||||||
| A | 99.83.188.20🇺🇸 Amazon99.83.176.0/20 | ||||||
| PTR | aef93cd39153ffbac.awsglobalaccelerator.com | ||||||
| MX | mail.rfmd.tw ⭐ | ||||||
| A | 63.166.216.66🇺🇸 GSO-EXTERNAL63.166.216.0/24 7625 THORNDIKE RD GREENSBORO NC 27409 United States | ||||||
| SOA | ns1.instradns.comroot@instra.com 2012-12-14 #1 | ||||||
tw
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.tw ⭐ | ||||||
| NS | anytld.apnic.net ⚠️ Not in parent delegation | ||||||
| NS | b.dns.tw | ||||||
| NS | c.dns.tw | ||||||
| NS | d.dns.tw | ||||||
| NS | e.dns.tw | ||||||
| NS | f.dns.tw | ||||||
| NS | g.dns.tw | ||||||
| NS | h.dns.tw 🔒 | ||||||
| SOA | a.dns.twsnw@twnic.net.tw serial=2010992784 | ||||||
Subdomains
mail.rfmd.tw |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.instradns.com2026-02-16 → 2026-03-13 · 2 obs
● 2026-03-13 22:17:58
●NSns2.instradns.com2026-02-16 → 2026-03-13 · 2 obs
● 2026-03-13 22:17:58
●NSns3.instradns.com2026-02-16 → 2026-03-13 · 2 obs
● 2026-03-13 22:17:58
●MXmail.rfmd.tw2026-02-16 → 2026-03-13 · 2 obs
● 2026-03-13 22:17:58
●A63.166.216.142026-02-16 → 2026-03-13 · 2 obs
● 2026-03-13 22:17:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | h.dns.tw, f.dns.tw, anytld.apnic.net, a.dns.tw... | 16 records |
| rfmd.tw | ns3.instradns.com, ns2.instradns.com, ns1.instradns.com | - |
✅ Authoritative Response
Server: 75.2.85.37
NS records: ns3.instradns.com, ns2.instradns.com, ns1.instradns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rfmd.tw (unsigned zone)
⏱️ Timing
Total: 982ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 63.166.216.14 |
| NS | 3 | ns3.instradns.com, ns1.instradns.com... |
| MX | 1 | mail.rfmd.tw (pri: 10) |
| SOA | 1 | ns1.instradns.com root.instra.com |
📌 Glue Records Collected
Total: 16
In-bailiwick: 14 (h.dns.tw, g.dns.tw, f.dns.tw...)
Out-of-bailiwick: 2 (anytld.apnic.net, anytld.apnic.net)
Analysis
Hierarchy
rfmd.tw is the parent of mail.rfmd.tw.
IP Addresses
rfmd.tw resolves to a single IP address: 63.166.216.14.
Other host names including waferman.org, rfmd.hk, mail2.rfmd.com, ftp.rfmd.com and vco1.com share IP numbers with rfmd.tw.
Name Servers
rfmd.tw is delegated to three name servers: ns1.instradns.com, ns2.instradns.com and ns3.instradns.com.
rfmd.tw at least partially shares name servers with other domains, including utouch.de, ebgr.com, ozonmedica.ro, i-rental.fr and rovimed.ro.
these name servers are commonly used with ns11.globehosting.net, ns12.globehosting.net, ns1.hostingww.com, ns2.hostingww.com and ns3.hostingww.com.
Hostnames with a single IP:
ns1.instradns.com points to: 75.2.6.34.
ns2.instradns.com points to: 75.2.85.37.
ns3.instradns.com points to: 99.83.188.20.
Mail Servers
rfmd.tw is handled by a single mail server, mail.rfmd.tw.
mail.rfmd.tw points to a single IP: 63.166.216.66.