rs21.de - robtex.com
rs21.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:238:20a:202:1152::🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| PTR | w98.rzone.de | ||||||
| A | 81.169.145.152🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| NS | shades05.rzone.de ⭐ | ||||||
| A | 2607:f1c0:fe:53:185:132:34:132🇺🇸 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 | shades05.rzone.de | ||||||
| A | 185.132.34.132🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | shades05.rzone.de | ||||||
| NS | docks17.rzone.de | ||||||
| A | 2001:8d8:fe:53:5747:2a74:d:17🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | docks17.rzone.de | ||||||
| A | 217.160.80.144🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | docks17.rzone.de | ||||||
| MX | remote.rs21.de ⭐ | ||||||
| A | 90.187.208.201🇩🇪 VODANET90.187.0.0/16 Vodafone-gesamt | ||||||
| PTR | business-90-187-208-201.pool2.vodafone-ip.de | ||||||
| SOA | shades05.rzone.dehostmaster@strato-rz.de 2020-07-11 #35 | ||||||
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=1775991395 | ||||||
Subdomains
remote.rs21.de |
Same first word
Similar names
sr21.de |
s12r.de |
s2r1.org |
rs12.com |
12rs.de |
12sr.cc |
r12s.xyz |
2s1r.cn |
sr21.com |
2s1r.com |
21rs.es |
12sr.net |
sr21.com.cn |
12rs.com |
sr21.co.jp |
s12r.net |
rs12.ru |
2r1s.com |
sr21.net |
12sr.org |
rs12.de |
s12r.eu |
2rs1.com |
12sr.blue |
sr12.com |
DNS History
12 records (5 active, 7 former)
○NSdns.dns1.de2015-07-21 → 2018-01-15 · 4 obs
● 2018-01-15 04:55:02
○ 2020-12-24 14:41:06
○ 2026-04-12 11:22:04
○NSdns.dns2.de2015-07-21 → 2018-01-15 · 4 obs
● 2018-01-15 04:55:02
○ 2020-12-24 14:41:06
○ 2026-04-12 11:22:04
○NSdns.dns3.de2015-07-21 → 2018-01-15 · 4 obs
● 2018-01-15 04:55:02
○ 2020-12-24 14:41:06
○ 2026-04-12 11:22:04
○NSdns.dns4.de2015-07-21 → 2018-01-15 · 4 obs
● 2018-01-15 04:55:02
○ 2020-12-24 14:41:06
○ 2026-04-12 11:22:04
●NSdocks17.rzone.de2020-12-24 → 2026-04-12 · 3 obs
● 2020-12-24 14:41:06
● 2026-04-12 11:22:04
●NSshades05.rzone.de2020-12-24 → 2026-04-12 · 3 obs
● 2020-12-24 14:41:06
● 2026-04-12 11:22:04
○MXfrtfbkq1ha9fpkkj.myfritz.net2020-12-24 → 2020-12-24 · 4 obs
● 2020-12-24 14:41:06
○ 2026-03-03 18:30:58
○ 2026-04-12 11:22:04
○MXmail.rs21.de2015-07-21 → 2018-01-15 · 4 obs
● 2018-01-15 04:55:02
○ 2020-12-24 14:41:06
○ 2026-04-12 11:22:04
●MXremote.rs21.de2015-07-21 → 2026-04-12 · 2 obs
● 2026-04-12 11:22:04
●A2a01:238:20a:202:1152::2020-12-24 → 2026-04-12 · 3 obs
● 2020-12-24 14:41:06
● 2026-04-12 11:22:04
●A81.169.145.1522020-12-24 → 2026-04-12 · 3 obs
● 2020-12-24 14:41:06
● 2026-04-12 11:22:04
○A87.118.96.2302015-07-21 → 2018-01-15 · 4 obs
● 2018-01-15 04:55:02
○ 2020-12-24 14:41:06
○ 2026-04-12 11:22:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| rs21.de | docks17.rzone.de, shades05.rzone.de | - |
✅ Authoritative Response
Server:185.132.34.132
NS records: docks17.rzone.de, shades05.rzone.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rs21.de (unsigned zone)
⏱️ Timing
Total: 1097ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.169.145.152 |
| AAAA | 1 | 2a01:238:20a:202:1152:: |
| NS | 2 | shades05.rzone.de, docks17.rzone.de |
| MX | 1 | remote.rs21.de (pri: 10) |
| SOA | 1 | shades05.rzone.de hostmaster.strato-rz.d |
Analysis
Hierarchy
remote.rs21.de has rs21.de as its parent.
IP Addresses
rs21.de points to two IPs: 2a01:238:20a:202:1152:: and 81.169.145.152.
Other host names, for instance homehifi.de, versand-tarif.mobi, huurdersvoordeel.com, ssd-weapon.de and kufa-pferdesport.de share IP numbers with rs21.de.
Name Servers
Two name servers docks17.rzone.de and shades05.rzone.de are delegated to rs21.de.
rs21.de uses the same name server configuration as other domains, such as heilmail.com, peter-barchmann.de, links2specht.de, salzgrotte-klingenthal.de and flexbyte.de.
rs21.de at least partially shares name servers with other domains such as gestuetschwaighof.de, finger-weg.com, hugo-read.de, fam-franke.net and e-pactum.de.
These name servers are often used together with shades01.rzone.de, docks02.rzone.de, docks19.rzone.de, shades15.rzone.de, docks09.rzone.de, docks14.rzone.de, docks20.rzone.de, shades07.rzone.de, shades11.rzone.de and shades16.rzone.de.
Host names with two IPs:
docks17.rzone.de points to 2001:8d8:fe:53:5747:2a74:d:17 and 217.160.80.144.
shades05.rzone.de points to 2607:f1c0:fe:53:185:132:34:132 and 185.132.34.132.
Mail Servers
rs21.de is handled by a single mail server, remote.rs21.de.
remote.rs21.de points to one IP number: 90.187.208.201.