sis-office.de - robtex.com
sis-office.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:238:20a:202:1086::🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| A | 81.169.145.86🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| NS | shades18.rzone.de ⭐ | ||||||
| A | 2607:f1c0:fe:53:185:132:34:145🇺🇸 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 | shades18.rzone.de | ||||||
| A | 185.132.34.145🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | shades18.rzone.de | ||||||
| NS | docks11.rzone.de | ||||||
| A | 2001:8d8:fe:53:5747:2a74:d:11🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | docks11.rzone.de | ||||||
| A | 217.160.80.138🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | docks11.rzone.de | ||||||
| MX | mail.sis-office.de ⭐ | ||||||
| A | 217.92.89.158🇩🇪 DTAG217.80.0.0/12 | ||||||
| PTR | mail.wafi-sulz.de | ||||||
| MX | relay.rzone.de(200) | ||||||
| A | 81.169.145.96🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| PTR | relay.rzone.de | ||||||
| TXT | google-site-verification=irndYGu82mFRlLUOGdAdjpBKkbptjUCnS_rtVH3bSDg | ||||||
| SOA | shades18.rzone.dehostmaster@strato-rz.de 2020-05-13 #7 | ||||||
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1778776671 | ||||||
Subdomains
mail.sis-office.de |
Same first word
sis-office.com |
sis-office.de |
Similar names
DNS History
8 records (6 active, 2 former)
●MXmail.sis-office.de2015-07-08 → 2026-05-14 · 2 obs
● 2026-05-14 16:40:58
○A2a01:238:20a:202:1078::2015-07-08 → 2020-02-03 · 4 obs
● 2020-02-03 18:12:26
○ 2026-05-03 03:45:38
○ 2026-05-14 16:40:58
●A2a01:238:20a:202:1086::2026-05-03 → 2026-05-14 · 3 obs
● 2026-05-03 03:45:38
● 2026-05-14 16:40:58
○A81.169.145.782015-07-08 → 2020-02-03 · 4 obs
● 2020-02-03 18:12:26
○ 2026-05-03 03:45:38
○ 2026-05-14 16:40:58
●A81.169.145.862026-05-03 → 2026-05-14 · 3 obs
● 2026-05-03 03:45:38
● 2026-05-14 16:40:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| sis-office.de | docks11.rzone.de, shades18.rzone.de | - |
✅ Authoritative Response
Server:217.160.80.138
NS records: docks11.rzone.de, shades18.rzone.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sis-office.de (unsigned zone)
⏱️ Timing
Total: 5524ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.169.145.86 |
| AAAA | 1 | 2a01:238:20a:202:1086:: |
| NS | 2 | docks11.rzone.de, shades18.rzone.de |
| MX | 2 | relay.rzone.de (pri: 200), mail.sis-office.de (pri: 10) |
| TXT | 1 | google-site-verification=irndYGu82mFRlLU |
| SOA | 1 | shades18.rzone.de hostmaster.strato-rz.d |
Analysis
Hierarchy
The parent of mail.sis-office.de is sis-office.de.
IP Addresses
sis-office.de points to two IP numbers: 2a01:238:20a:202:1086:: and 81.169.145.86.
Other host names such as kayaer.de, mb-digital.de, ertner.net, peyvandlove.com and maclaim.com share IPs with sis-office.de.
Name Servers
sis-office.de is delegated to two name servers: docks11.rzone.de and shades18.rzone.de.
sis-office.de shares the same name server setup as veddigebk.com, hotelplanning.nl, rolfgrewe.de, xtronix.org and talent2pro.com.
sis-office.de at least partially shares name servers with other domains, for instance merhaba-luebeck.de, jessica-siems.de, ology.nl, yahus.de and derma-zurich.com.
These name servers are commonly used alongside shades20.rzone.de, docks17.rzone.de, shades13.rzone.de, docks08.rzone.de, docks16.rzone.de, docks14.rzone.de, shades01.rzone.de, shades06.rzone.de, shades09.rzone.de and shades03.rzone.de.
Host names with two IP numbers: docks11.rzone.de points to: 2001:8d8:fe:53:5747:2a74:d:11 and 217.160.80.138; shades18.rzone.de points to: 2607:f1c0:fe:53:185:132:34:145 and 185.132.34.145.
Mail Servers
sis-office.de is handled by two mail servers: relay.rzone.de and mail.sis-office.de.
sis-office.de shares at least partially some mail servers with other domains, including owncloud.eu, weberdresden.de, efact.de, annina-joly.eu and interquality.de.
These mail servers are commonly used alongside alt1.aspmx.l.google.com and aspmx.l.google.com.
Host names with a single IP:
relay.rzone.de points to 81.169.145.96.
mail.sis-office.de points to 217.92.89.158.