21-vision.de - robtex.com
21-vision.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 212.132.73.230🇬🇧 IONOS-AS212.132.64.0/19 IONOS SE fra.de | ||||||
| PTR | 21-vision.de | ||||||
| NS | ns3.stratoserver.net ⭐ | ||||||
| A | 2607:f1c0:fe:53:185:132:34:159🇺🇸 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 | ns3.stratoserver.net | ||||||
| A | 185.132.34.159🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | ns3.stratoserver.net | ||||||
| NS | ns4.stratoserver.net | ||||||
| A | 2001:8d8:fe:53:5747:2a74:d:32🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | ns4.stratoserver.net | ||||||
| A | 217.160.80.159🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | ns4.stratoserver.net | ||||||
| MX | mail.21-vision.de ⭐ | ||||||
| MX | relay.rzone.de(100) | ||||||
| A | 81.169.145.96🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| PTR | relay.rzone.de | ||||||
| TXT | v=spf1 +a +mx +a:nifty-blackburn.212-132-73-230.plesk.page -all | ||||||
| TXT | google-site-verification=SUoustsoMYeN5Xw3IYwEoopH39Ay-dx5LhXS1ez29RA | ||||||
| TXT | google-site-verification=7boMokYrHkJXfpNLoA37hgCw0wqm-KqyeZGt_VM3kG8 | ||||||
| SOA | ns3.stratoserver.nethostmaster@strato-rz.de 2025-02-07 #13 | ||||||
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=1774567517 | ||||||
PTR for
Subdomains
mail.21-vision.de |
Same first word
21-vision.de |
DNS History
5 records (5 active, 0 former)
●NSns3.stratoserver.net2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 23:48:08
●NSns4.stratoserver.net2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 23:48:08
●MXmail.21-vision.de2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 23:48:08
●A212.132.73.2302026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 23:48:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| 21-vision.de | ns3.stratoserver.net, ns4.stratoserver.net | - |
✅ Authoritative Response
Server:185.132.34.159
NS records: ns3.stratoserver.net, ns4.stratoserver.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 21-vision.de (unsigned zone)
⏱️ Timing
Total: 886ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 212.132.73.230 |
| NS | 2 | ns4.stratoserver.net, ns3.stratoserver.net |
| MX | 2 | mail.21-vision.de (pri: 20), relay.rzone.de (pri: 100) |
| TXT | 3 | google-site-verification=SUoustsoMYeN5Xw, google-site-verification=7boMokYrHkJXfpN... |
| SOA | 1 | ns3.stratoserver.net hostmaster.strato-r |
Analysis
Hierarchy
21-vision.de is the parent of mail.21-vision.de.
IP Addresses
21-vision.de points to a single IP number: 212.132.73.230.
Other host names, for instance hotelscout.de, share IP numbers with 21-vision.de.
Name Servers
21-vision.de is delegated to two name servers: ns3.stratoserver.net and ns4.stratoserver.net.
21-vision.de shares the same name server setup as other domains, for example degroot-it.nl, jerko-spruehsysteme.de, juppkloep.de, usb-baumeister.de and a-z-translations.com.
Host names with two IP numbers:
ns3.stratoserver.net points to 2607:f1c0:fe:53:185:132:34:159 and 185.132.34.159
ns4.stratoserver.net points to 2001:8d8:fe:53:5747:2a74:d:32 and 217.160.80.159
Mail Servers
21-vision.de is handled by two mail servers: mail.21-vision.de and relay.rzone.de.
21-vision.de shares mail servers with other domains at least partially, including lkoelektro.de, breitbandplanung.de, gaschers-figuren.de, it-nordic.de and maredata.com.
these mail servers are often used with aspmx.l.google.com and alt1.aspmx.l.google.com.
Host names with one IP number: relay.rzone.de points to: 81.169.145.96.