und-online.com - robtex.com
und-online.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:238:20a:202:1157::🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| PTR | w9d.rzone.de | ||||||
| A | 81.169.145.157🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| NS | shades11.rzone.de ⭐ | ||||||
| A | 2607:f1c0:fe:53:185:132:34:138🇺🇸 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 | shades11.rzone.de | ||||||
| A | 185.132.34.138🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | shades11.rzone.de | ||||||
| NS | docks01.rzone.de | ||||||
| A | 2001:8d8:fe:53:5747:2a74:d:1🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | docks01.rzone.de | ||||||
| A | 217.160.80.128🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | docks01.rzone.de | ||||||
| MX | smtpin.rzone.de ⭐ | ||||||
| A | 2a01:238:20a:202:50f0::1097🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| PTR | smtpin.rzone.de | ||||||
| A | 81.169.145.97🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| PTR | smtpin.rzone.de | ||||||
| SOA | shades11.rzone.dehostmaster@strato-rz.de 2023-10-04 #14 | ||||||
com
| 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=1775935282 | ||||||
Previously MX for
und-online.com |
Same first word
und-online.ch |
und-online.com |
DNS History
12 records (5 active, 7 former)
●NSdocks01.rzone.de2026-02-19 → 2026-04-11 · 3 obs
● 2026-02-19 05:56:56
● 2026-04-11 19:45:56
○NSns.drn.de2015-05-18 → 2016-12-06 · 4 obs
● 2016-12-06 13:49:30
○ 2020-01-12 07:28:26
○ 2026-04-11 19:45:56
○NSns2.drn.de2015-05-18 → 2016-12-06 · 4 obs
● 2016-12-06 13:49:30
○ 2020-01-12 07:28:26
○ 2026-04-11 19:45:56
○NSns3.nsentry.de2020-01-12 → 2020-01-12 · 4 obs
● 2020-01-12 07:28:26
○ 2026-02-19 05:56:56
○ 2026-04-11 19:45:56
○NSns4.nsentry.de2020-01-12 → 2020-01-12 · 4 obs
● 2020-01-12 07:28:26
○ 2026-02-19 05:56:56
○ 2026-04-11 19:45:56
●NSshades11.rzone.de2026-02-19 → 2026-04-11 · 3 obs
● 2026-02-19 05:56:56
● 2026-04-11 19:45:56
●MXsmtpin.rzone.de2026-02-19 → 2026-04-11 · 3 obs
● 2026-02-19 05:56:56
● 2026-04-11 19:45:56
○MXund-online.com2015-05-18 → 2020-01-12 · 4 obs
● 2020-01-12 07:28:26
○ 2026-02-19 05:56:56
○ 2026-04-11 19:45:56
○A212.162.56.1652015-05-18 → 2016-12-06 · 4 obs
● 2016-12-06 13:49:30
○ 2020-01-12 07:28:26
○ 2026-04-11 19:45:56
●A2a01:238:20a:202:1157::2026-02-19 → 2026-04-11 · 3 obs
● 2026-02-19 05:56:56
● 2026-04-11 19:45:56
○A46.229.46.1662020-01-12 → 2020-01-12 · 4 obs
● 2020-01-12 07:28:26
○ 2026-02-19 05:56:56
○ 2026-04-11 19:45:56
●A81.169.145.1572026-02-19 → 2026-04-11 · 3 obs
● 2026-02-19 05:56:56
● 2026-04-11 19:45:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| und-online.com | docks01.rzone.de, shades11.rzone.de | - |
✅ Authoritative Response
Server:217.160.80.128
NS records: docks01.rzone.de, shades11.rzone.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for und-online.com (unsigned zone)
⏱️ Timing
Total: 1220ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.169.145.157 |
| AAAA | 1 | 2a01:238:20a:202:1157:: |
| NS | 2 | docks01.rzone.de, shades11.rzone.de |
| MX | 1 | smtpin.rzone.de (pri: 5) |
| SOA | 1 | shades11.rzone.de hostmaster.strato-rz.d |
Analysis
IP Addresses
und-online.com resolves to two IP numbers: 2a01:238:20a:202:1157:: and 81.169.145.157.
Other host names, for instance agentur-gruehn.de, xiaomiworld.nl, bueropflug.de, martinotto.de and doku.vision share IP numbers with und-online.com.
Name Servers
Two name servers docks01.rzone.de and shades11.rzone.de handle delegation for und-online.com.
und-online.com uses the same name server setup as other domains, for example mich-gehts-was-an.de, 0039-italy.de, setek.eu, vanmens.info and sowidu.biz.
und-online.com partially shares name servers with other domains; examples include buk-s.eu, sale-med.com, css-lindner.de, wissenberg.com and dachmeier.de.
These name servers are commonly used alongside shades10.rzone.de, docks03.rzone.de, docks04.rzone.de, shades18.rzone.de, shades08.rzone.de, docks19.rzone.de, docks12.rzone.de, shades20.rzone.de, shades06.rzone.de and shades16.rzone.de.
Host names with two IP numbers:
docks01.rzone.de points to: 2001:8d8:fe:53:5747:2a74:d:1 and 217.160.80.128
shades11.rzone.de points to: 2607:f1c0:fe:53:185:132:34:138 and 185.132.34.138
Mail Servers
und-online.com is handled by a single mail server, smtpin.rzone.de.
und-online.com has the same mail server setup as other domains, including culinaris.eu, d-a-z.de, ri-pe-ma.de, enbs.eu and mail.tobiaspierschel.com.paplik-communications.de.
Host smtpin.rzone.de resolves to two IPs: 2a01:238:20a:202:50f0::1097 and 81.169.145.97.