altosc.de - robtex.com
altosc.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.88.34.228🇩🇪 CLOUDPIT81.88.32.0/20 | ||||||
| PTR | host248.alfahosting-server.de | ||||||
| NS | cns1.alfahosting.info ⭐ | ||||||
| A | 2a01:64c0:0:5000::8🇩🇪 CLOUDPIT2a01:64c0::/32 | ||||||
| PTR | cns1.cloudpit.de | ||||||
| A | 109.237.142.8🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | cns1.cloudpit.de | ||||||
| NS | cns2.alfahosting.info | ||||||
| A | 2a01:4f8:2b02:a88::105🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | cns2.cloudpit.com | ||||||
| A | 148.251.254.105🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2 | ||||||
| PTR | cns2.cloudpit.com | ||||||
| NS | cns3.alfahosting.info | ||||||
| A | 2a02:2b80:101:5000::8🇩🇪 CLOUDPIT2a02:2b80:101::/48 | ||||||
| PTR | cns3.cloudpit.io | ||||||
| A | 109.237.143.8🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | cns3.cloudpit.io | ||||||
| MX | mx03.secure-mailgate.com ⭐ | ||||||
| A | 46.243.88.174🇩🇪 CLOUDPIT46.243.88.0/21 | ||||||
| PTR | node03.secure-mailgate.com | ||||||
| A | 46.243.88.176🇩🇪 CLOUDPIT46.243.88.0/21 | ||||||
| PTR | node04.secure-mailgate.com | ||||||
| MX | mx04.secure-mailgate.com ⭐ | ||||||
| A | 46.243.88.175🇩🇪 CLOUDPIT46.243.88.0/21 | ||||||
| PTR | node03.secure-mailgate.com | ||||||
| A | 46.243.88.177🇩🇪 CLOUDPIT46.243.88.0/21 | ||||||
| PTR | node04.secure-mailgate.com | ||||||
| SOA | cns1.alfahosting.infohostmaster@alfahosting.de 2026-01-27 #1 | ||||||
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=1771291602 | ||||||
Subdomains
mail.altosc.de |
Same first word
Similar names
DNS History
8 records (6 active, 2 former)
●NScns1.alfahosting.info2015-08-18 → 2026-03-14 · 2 obs
● 2026-03-14 14:30:42
●NScns2.alfahosting.info2015-08-18 → 2026-03-14 · 2 obs
● 2026-03-14 14:30:42
●NScns3.alfahosting.info2015-08-18 → 2026-03-14 · 2 obs
● 2026-03-14 14:30:42
○MXmail.altosc.de2015-08-18 → 2017-04-03 · 4 obs
● 2017-04-03 00:41:48
○ 2026-03-05 23:10:16
○ 2026-03-14 14:30:42
●MXmx03.secure-mailgate.com2026-03-05 → 2026-03-14 · 3 obs
● 2026-03-05 23:10:16
● 2026-03-14 14:30:42
●MXmx04.secure-mailgate.com2026-03-05 → 2026-03-14 · 3 obs
● 2026-03-05 23:10:16
● 2026-03-14 14:30:42
○A109.237.138.182015-08-18 → 2017-04-03 · 4 obs
● 2017-04-03 00:41:48
○ 2026-03-05 23:10:16
○ 2026-03-14 14:30:42
●A81.88.34.2282026-03-05 → 2026-03-14 · 3 obs
● 2026-03-05 23:10:16
● 2026-03-14 14:30:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| altosc.de | cns2.alfahosting.info, cns3.alfahosting.info, cns1.alfahosting.info | - |
✅ Authoritative Response
Server: 148.251.254.105
NS records: cns2.alfahosting.info, cns3.alfahosting.info, cns1.alfahosting.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for altosc.de (unsigned zone)
⏱️ Timing
Total: 1167ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.88.34.228 |
| NS | 3 | cns1.alfahosting.info, cns2.alfahosting.info... |
| MX | 2 | mx03.secure-mailgate.com (pri: 10), mx04.secure-mailgate.com (pri: 10) |
| SOA | 1 | cns1.alfahosting.info hostmaster.alfahos |
Analysis
Hierarchy
The parent of mail.altosc.de is altosc.de.
IP Addresses
altosc.de points to IP number: 81.88.34.228.
Other host names such as pferde-ederbergland-werra.de, mail.rabine-institut.com, cafe-stoye.de, mail.wallborn.de and innglobe.de share IPs with altosc.de.
Name Servers
altosc.de is delegated to three name servers: cns1.alfahosting.info, cns2.alfahosting.info and cns3.alfahosting.info.
altosc.de at least partially shares name servers with other domains, for instance glaskunst-wolf.de, rl-daemmtechnik.de, mcphone.net, kangatraining-mainz.de and herzmed.de.
Host cns1.alfahosting.info points to 2a01:64c0:0:5000::8 and 109.237.142.8; Host cns2.alfahosting.info points to 2a01:4f8:2b02:a88::105 and 148.251.254.105; Host cns3.alfahosting.info points to 2a02:2b80:101:5000::8 and 109.237.143.8.
Mail Servers
altosc.de is handled by two mail servers: mx03.secure-mailgate.com and mx04.secure-mailgate.com.
The mail server setup for altosc.de matches that of other domains, for instance strom-world.de, gesundheitsgemeinschaft.de, othmar-buchner.at, kellersanierung-kellerabdichtung.de and kleberio.com.
altosc.de shares some mail servers with other domains, at least in part, for instance stcapital.fi.
Host names with two IP numbers: mx03.secure-mailgate.com points to: 46.243.88.174 and 46.243.88.176; mx04.secure-mailgate.com points to: 46.243.88.175 and 46.243.88.177.