cerdi.net - robtex.com
cerdi.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:238:20a:202:1148::🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| A | 81.169.145.148🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| NS | docks04.rzone.de ⭐ | ||||||
| A | 2001:8d8:fe:53:5747:2a74:d:4🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | docks04.rzone.de | ||||||
| A | 217.160.80.131🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | docks04.rzone.de | ||||||
| NS | shades07.rzone.de | ||||||
| A | 2607:f1c0:fe:53:185:132:34:134🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| PTR | shades07.rzone.de | ||||||
| A | 185.132.34.134🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | shades07.rzone.de | ||||||
| MX | smtp.rzone.de ⭐ | ||||||
| A | 2a01:238:20a:202:50f0::2097🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| A | 81.169.145.98🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| PTR | smtp.rzone.de | ||||||
| SOA | docks04.rzone.dehostmaster@strato-rz.de 2020-06-04 #29 | ||||||
net
| 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=1771291465 | ||||||
Subdomains
maildefer.cerdi.net |
Same first word
Similar names
DNS History
12 records (5 active, 7 former)
●NSdocks04.rzone.de2015-06-26 → 2026-03-23 · 3 obs
● 2015-06-26 22:14:54
● 2026-03-23 02:16:10
○NSnshost1.st2.lyceu.net2007-08-23 → 2007-08-23 · 3 obs
○ 2015-06-26 22:14:54
○ 2026-03-23 02:16:10
○NSnshost2.st2.lyceu.net2007-08-23 → 2007-08-23 · 3 obs
○ 2015-06-26 22:14:54
○ 2026-03-23 02:16:10
○NSnshost3.st2.lyceu.net2007-08-23 → 2007-08-23 · 3 obs
○ 2015-06-26 22:14:54
○ 2026-03-23 02:16:10
●NSshades07.rzone.de2015-06-26 → 2026-03-23 · 3 obs
● 2015-06-26 22:14:54
● 2026-03-23 02:16:10
○MXmaildefer.cerdi.net2007-08-23 → 2007-08-23 · 3 obs
○ 2015-06-26 22:14:54
○ 2026-03-23 02:16:10
○MXmailspool.cerdi.net2007-08-23 → 2007-08-23 · 3 obs
○ 2015-06-26 22:14:54
○ 2026-03-23 02:16:10
●MXsmtp.rzone.de2015-06-26 → 2026-03-23 · 3 obs
● 2015-06-26 22:14:54
● 2026-03-23 02:16:10
○A212.78.206.1502007-08-23 → 2007-08-23 · 3 obs
○ 2015-06-26 22:14:54
○ 2026-03-23 02:16:10
●A2a01:238:20a:202:1148::2017-02-04 → 2026-03-23 · 3 obs
● 2017-02-04 23:07:06
● 2026-03-23 02:16:10
●A81.169.145.1482017-02-04 → 2026-03-23 · 3 obs
● 2017-02-04 23:07:06
● 2026-03-23 02:16:10
○A95.141.116.272015-06-26 → 2016-06-18 · 5 obs
● 2015-06-26 22:14:54
● 2016-06-18 03:30:16
○ 2017-02-04 23:07:06
○ 2026-03-23 02:16:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net... | - |
| cerdi.net | docks04.rzone.de, shades07.rzone.de | - |
✅ Authoritative Response
Server:185.132.34.134
NS records: docks04.rzone.de, shades07.rzone.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cerdi.net (unsigned zone)
⏱️ Timing
Total: 867ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.169.145.148 |
| AAAA | 1 | 2a01:238:20a:202:1148:: |
| NS | 2 | shades07.rzone.de, docks04.rzone.de |
| MX | 1 | smtp.rzone.de (pri: 5) |
| SOA | 1 | docks04.rzone.de hostmaster.strato-rz.de |
Analysis
Hierarchy
The parent of maildefer.cerdi.net is cerdi.net.
IP Addresses
cerdi.net resolves to two IP numbers: 2a01:238:20a:202:1148:: and 81.169.145.148.
Other host names, for instance villamonferrato.com, robelee.com, bizan.de, uros.de and eikeschleef.de share IP numbers with cerdi.net.
Name Servers
Two name servers docks04.rzone.de and shades07.rzone.de handle delegation for cerdi.net.
cerdi.net uses the same name server setup as other domains, for example easy-mouse.de, madconny.de, wolf-24.de, emsoplast.com and lastminutesearch.de.
cerdi.net partially shares name servers with other domains; examples include maxxa.net, tomyo.de, michael-keller.de, itraider.com and hiltgen.de.
These name servers are commonly used alongside shades19.rzone.de, docks02.rzone.de, shades18.rzone.de, shades02.rzone.de, docks12.rzone.de, docks17.rzone.de, docks19.rzone.de, shades17.rzone.de, shades14.rzone.de and docks10.rzone.de.
Host names with two IP numbers:
docks04.rzone.de points to: 2001:8d8:fe:53:5747:2a74:d:4 and 217.160.80.131
shades07.rzone.de points to: 2607:f1c0:fe:53:185:132:34:134 and 185.132.34.134
Mail Servers
cerdi.net is handled by a single mail server, smtp.rzone.de.
cerdi.net has the same mail server setup as other domains, including vymic.net, sparlund.se, vroklage.info, detoets.com and vlb-akzente.de.
Some mail servers are shared between cerdi.net and other domains, for example freelux.net.
Host smtp.rzone.de resolves to two IPs: 2a01:238:20a:202:50f0::2097 and 81.169.145.98.