null.com.tw - robtex.com
null.com.tw
com.tw
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.twnic.net.tw ⭐ | ||||||
| NS | anytld.apnic.net | ||||||
| NS | b.twnic.net.tw | ||||||
| NS | c.twnic.net.tw | ||||||
| NS | d.twnic.net.tw | ||||||
| NS | e.twnic.net.tw | ||||||
| NS | f.twnic.net.tw | ||||||
| NS | g.twnic.net.tw | ||||||
| NS | h.dns.tw | ||||||
| NS | h.twnic.net.tw | ||||||
| SOA | a.twnic.net.twsnw@twnic.net.tw serial=2006378173 | ||||||
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSns1.gandi.net2026-02-16 → 2026-07-02 · 4 obs
○ 2026-07-02 03:56:06
● 2026-07-02 04:39:10
● 2026-07-02 11:21:34
●MXmx01.mail.icloud.com2026-02-16 → 2026-07-02 · 4 obs
○ 2026-07-02 03:56:06
● 2026-07-02 04:39:10
● 2026-07-02 11:21:34
●MXmx02.mail.icloud.com2026-02-16 → 2026-07-02 · 4 obs
○ 2026-07-02 03:56:06
● 2026-07-02 04:39:10
● 2026-07-02 11:21:34
●A217.70.184.382026-02-16 → 2026-07-02 · 4 obs
○ 2026-07-02 03:56:06
● 2026-07-02 04:39:10
● 2026-07-02 11:21:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com.tw | b.twnic.net.tw, anytld.apnic.net, a.twnic.net.tw, d.twnic.net.tw... | - |
| null.com.tw | ns-170-a.gandi.net, ns-178-b.gandi.net, ns-89-c.gandi.net | - |
✅ Authoritative Response
Server:217.70.187.90
NS records: ns-170-a.gandi.net, ns-178-b.gandi.net, ns-89-c.gandi.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for com.tw (unsigned zone)
⏱️ Timing
Total: 2085ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.70.184.38 |
| NS | 3 | ns-178-b.gandi.net, ns-170-a.gandi.net... |
| MX | 2 | mx02.mail.icloud.com (pri: 10), mx01.mail.icloud.com (pri: 10) |
| TXT | 4 | apple-domain=BUPHflZomKVw2QCH, v=spf1 include:_mailcust.gandi.net ?all... |
| SOA | 1 | ns1.gandi.net hostmaster.gandi.net |
Analysis
IP Addresses
null.com.tw resolves to one IP address: 217.70.184.38.
sessun.be, corporatipo.eu, simplekeypro.fr and two other host names share IP numbers with null.com.tw.
Name Servers
The authoritative name servers for null.com.tw are ns-170-a.gandi.net, ns-178-b.gandi.net, ns-89-c.gandi.net and ns1.gandi.net.
null.com.tw partially shares its NS delegation with several other domains, including pause-cafe.org, ronchetti-et-fils.fr, renaultverviers.be and two others.
In DNS configurations, these name servers often share authority with ns-247-a.gandi.net, ns-150-c.gandi.net, ns-41-c.gandi.net and 3 other name servers.
ns-170-a.gandi.net, ns-178-b.gandi.net, ns-89-c.gandi.net and ns1.gandi.net each carry two IP addresses. ns-170-a.gandi.net has 173.246.100.171 and 2001:4b98:aaaa::ab; ns-178-b.gandi.net has 213.167.230.179 and 2001:4b98:aaab::b3; ns-89-c.gandi.net has 217.70.187.90 and 2604:3400:aaac::5a; ns1.gandi.net has 173.246.100.2 and 2001:4b98:aaaa::2.
Mail Servers
Mail for null.com.tw is handled by two mail servers — mx01.mail.icloud.com and mx02.mail.icloud.com.
null.com.tw uses an identical mail server configuration to several other domains — among them akenzc.com, imflow.dk, facebookgames.cc and two more.
At least a portion of null.com.tw's mail servers are also used by other domains, for example wrbbz.com.
Hostnames that resolve to 6 IP addresses:
Hostname mx01.mail.icloud.com directs to 17.42.251.62, 17.56.9.31 and 17.57.152.5 along with 3 other IP addresses.
Hostname mx02.mail.icloud.com directs to 17.42.251.62, 17.56.9.31 and 17.57.152.5 along with 3 other IP addresses.
Both mx01.mail.icloud.com and mx02.mail.icloud.com resolve to 17.42.251.62 IP addresses each.
Both mx01.mail.icloud.com and mx02.mail.icloud.com resolve to 17.56.9.31 IP addresses each.
Both mx01.mail.icloud.com and mx02.mail.icloud.com resolve to 17.57.152.5 IP addresses each.
Both mx01.mail.icloud.com and mx02.mail.icloud.com resolve to 17.57.154.33 IP addresses each.
Both mx01.mail.icloud.com and mx02.mail.icloud.com resolve to 17.57.155.25 IP addresses each.
Both mx01.mail.icloud.com and mx02.mail.icloud.com resolve to 17.57.156.30 IP addresses each.