infoform.cn - robtex.com
infoform.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 212.74.133.100🇨🇭 IPWORLDCOM212.74.128.0/18 IP worldcom SA Switzerland | ||||||
| PTR | www.infoform.ch | ||||||
| NS | dns1.infoform.ch ⭐ ⚠️ Not in parent delegation | ||||||
| A | 212.74.133.1🇨🇭 IPWORLDCOM212.74.128.0/18 IP worldcom SA Switzerland | ||||||
| PTR | dns1.infoform.ch | ||||||
| NS | dns1.infoform.com ⚠️ Not in zone NS records | ||||||
| A | 212.74.133.1🇨🇭 IPWORLDCOM212.74.128.0/18 IP worldcom SA Switzerland | ||||||
| PTR | dns1.infoform.ch | ||||||
| NS | dns2.infoform.ch ⚠️ Not in parent delegation | ||||||
| A | 212.74.133.133🇨🇭 IPWORLDCOM212.74.128.0/18 IP worldcom SA Switzerland | ||||||
| PTR | dns2.infoform.ch | ||||||
| NS | dns2.infoform.com ⚠️ Not in zone NS records | ||||||
| A | 212.74.133.133🇨🇭 IPWORLDCOM212.74.128.0/18 IP worldcom SA Switzerland | ||||||
| PTR | dns2.infoform.ch | ||||||
| NS | dns3.infoform.ch ⚠️ Not in parent delegation | ||||||
| A | 212.74.143.1🇨🇭 IPWORLDCOM212.74.128.0/18 IP worldcom SA Switzerland | ||||||
| PTR | dns3.infoform.ch | ||||||
| NS | dns3.infoform.com ⚠️ Not in zone NS records | ||||||
| A | 212.74.143.1🇨🇭 IPWORLDCOM212.74.128.0/18 IP worldcom SA Switzerland | ||||||
| PTR | dns3.infoform.ch | ||||||
| MX | smtp3.infoform.cn ⭐ | ||||||
| A | 212.74.133.7🇨🇭 IPWORLDCOM212.74.128.0/18 IP worldcom SA Switzerland | ||||||
| PTR | smtp3.infoform.ch | ||||||
| TXT | v=spf1 mx ip4:212.74.133.0/26 a:mail.ipworldcom.ch -all | ||||||
| SOA | dns1.InfoForm.chadmin@infoform.cn 2026-07-22 #2 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2035178831 | ||||||
Subdomains
smtp3.infoform.cn |
Same first word
infoform.com |
infoform.dk |
infoform.se |
infoform.net |
infoform.biz |
infoform.ch |
infoform.cn |
infoform.de |
infoform.me |
infoform.mobi |
infoform.pro |
infoform.org |
infoform.co |
infoform.info |
Similar names
DNS History
10 records (8 active, 2 former)
●NSdns1.infoform.ch2015-06-27 → 2026-08-14 · 2 obs
● 2026-08-14 06:56:20
●NSdns1.infoform.com2026-06-17 → 2026-08-14 · 3 obs
● 2026-06-17 13:42:12
● 2026-08-14 06:56:20
●NSdns2.infoform.ch2015-06-27 → 2026-08-14 · 2 obs
● 2026-08-14 06:56:20
●NSdns2.infoform.com2026-06-17 → 2026-08-14 · 3 obs
● 2026-06-17 13:42:12
● 2026-08-14 06:56:20
●NSdns3.infoform.ch2015-06-27 → 2026-08-14 · 2 obs
● 2026-08-14 06:56:20
●NSdns3.infoform.com2026-06-17 → 2026-08-14 · 3 obs
● 2026-06-17 13:42:12
● 2026-08-14 06:56:20
○MXsmtp.infoform.cn2015-06-27 → 2017-06-12 · 4 obs
● 2017-06-12 07:49:24
○ 2026-06-17 13:42:12
○ 2026-08-14 06:56:20
○MXsmtp3.infoform.ch2026-07-14 → 2026-07-14 · 4 obs
● 2026-07-14 23:27:08
○ 2026-08-14 06:56:18
○ 2026-08-14 06:56:20
●MXsmtp3.infoform.cn2026-06-17 → 2026-08-14 · 5 obs
● 2026-06-17 13:42:12
○ 2026-07-14 23:27:08
● 2026-08-14 06:56:18
● 2026-08-14 06:56:20
●A212.74.133.1002015-06-27 → 2026-08-14 · 2 obs
● 2026-08-14 06:56:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| infoform.cn | dns1.infoform.com, dns2.infoform.com, dns3.infoform.com | - |
✅ Authoritative Response
Server:212.74.133.1
NS records: dns1.infoform.com, dns2.infoform.com, dns3.infoform.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for infoform.cn (unsigned zone)
⏱️ Timing
Total: 1295ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 212.74.133.100 |
| NS | 3 | dns1.InfoForm.ch, dns2.InfoForm.ch... |
| MX | 1 | smtp3.infoform.cn (pri: 0) |
| TXT | 1 | v=spf1 mx ip4:212.74.133.0/26 a:mail.ipw |
| SOA | 1 | dns1.InfoForm.ch admin.infoform.cn |
Analysis
Hierarchy
infoform.cn is a parent domain of smtp3.infoform.cn.
IP Addresses
infoform.cn directs to one IP number, which is 212.74.133.100.
Among the host names that share IP numbers with infoform.cn are infoform.info, infoform.com, infoform.net and two others.
Name Servers
The DNS delegation for infoform.cn covers 6 name servers: dns1.infoform.ch, dns2.infoform.ch, dns3.infoform.ch and 3 more.
infoform.cn shares at least some of its name servers with other domains, including vanzo.net, guberan.eu, guberan.info and two others.
These name servers are frequently paired with the name servers dns1.infoform.com, dns2.infoform.com and dns3.infoform.com.
Hosts that resolve to one IP address:
dns1.infoform.ch points to the IP address 212.74.133.1.
dns2.infoform.ch points to the IP address 212.74.133.133.
dns3.infoform.ch points to the IP address 212.74.143.1.
dns1.infoform.com points to the IP address 212.74.133.1.
dns2.infoform.com points to the IP address 212.74.133.133.
dns3.infoform.com points to the IP address 212.74.143.1.
These two host names — dns1.infoform.ch and dns1.infoform.com — each point to 212.74.133.1 IP addresses.
These two host names — dns2.infoform.ch and dns2.infoform.com — each point to 212.74.133.133 IP addresses.
These two host names — dns3.infoform.ch and dns3.infoform.com — each point to 212.74.143.1 IP addresses.
Mail Servers
infoform.cn routes its mail through a single mail server, smtp3.infoform.cn.
There is one IP number for smtp3.infoform.cn: 212.74.133.7.