grundfoss.cn - robtex.com
grundfoss.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 193.3.2.12🇩🇰 GRUNDFOS-AS193.3.2.0/24 Grundfos InetNum | ||||||
| PTR | dkdynweb.grundfos.com | ||||||
| NS | is1.grundfos.com ⭐ | ||||||
| A | 193.3.2.2🇩🇰 GRUNDFOS-AS193.3.2.0/24 Grundfos InetNum | ||||||
| PTR | is1.grundfos.com | ||||||
| NS | auth200.ns.uu.net | ||||||
| A | 2001:600:1c0:e000::35:2🇳🇱 AS7022001:600::/32 EU-UUNET-19990810 Verizon Business | ||||||
| PTR | auth200.ns.uu.net | ||||||
| A | 195.129.12.82🇳🇱 AS702195.129.0.0/16 net EU-UUNET-980211 | ||||||
| PTR | auth200.ns.uu.net | ||||||
| NS | is3.grundfos.com ⚠️ Not in parent delegation | ||||||
| A | 20.23.87.166🇳🇱 Microsoft20.0.0.0/11 MICROSOFT | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | is1.grundfos.comhostmaster@grundfos.com serial=29 | ||||||
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=2034779989 | ||||||
Same first word
grundfoss.dk |
grundfoss.ch |
grundfoss.cn |
grundfoss.com |
grundfoss.at |
grundfoss.pl |
grundfoss.de |
grundfoss.nl |
grundfoss.net |
Similar names
DNS History
4 records (4 active, 0 former)
●NSis1.grundfos.com2015-07-13 → 2026-05-11 · 2 obs
● 2026-05-11 21:53:14
●NSis3.grundfos.com2026-03-27 → 2026-05-11 · 3 obs
● 2026-03-27 16:10:00
● 2026-05-11 21:53:14
●A193.3.2.122015-07-13 → 2026-05-11 · 2 obs
● 2026-05-11 21:53:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| grundfoss.cn | is1.grundfos.com, auth200.ns.uu.net | - |
✅ Authoritative Response
Server:193.3.2.2
NS records: is1.grundfos.com, auth200.ns.uu.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for grundfoss.cn (unsigned zone)
⏱️ Timing
Total: 1480ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 193.3.2.12 |
| NS | 3 | is3.grundfos.com, is1.grundfos.com... |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | is1.grundfos.com hostmaster.grundfos.com |
Analysis
IP Addresses
grundfoss.cn points to a single IP address: 193.3.2.12.
Other host names such as grundfos.tv, e-service.dk, grundfos.mobi, grundfos.de and grundfos.my share IP numbers with grundfoss.cn.
Name Servers
grundfoss.cn is delegated to three name servers: is1.grundfos.com, is3.grundfos.com and auth200.ns.uu.net.
At least part of the name servers for grundfoss.cn are shared with other domains, for instance 138.129.195.in-addr.arpa, phx2.alter.net, 143.237.213.in-addr.arpa, uudial.eu.uu.net and 132.177.212.in-addr.arpa.
these name servers are commonly used with auth210.ns.uu.net, auth100.ns.uu.net, auth110.ns.uu.net, is2.grundfos.com and ns.emea.verizonbusiness.com.
Two IP numbers for a host name:
auth200.ns.uu.net points to 2001:600:1c0:e000::35:2 and 195.129.12.82.
One IP number for a host name:
is1.grundfos.com points to 193.3.2.2.
is3.grundfos.com points to 20.23.87.166.