astup.de - robtex.com
astup.de
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=1774454575 | ||||||
Same first word
Similar names
DNS History
12 records (7 active, 5 former)
○NSdns1.springer.com2015-08-12 → 2017-07-04 · 4 obs
● 2017-07-04 15:41:20
○ 2026-03-21 16:02:56
○ 2026-03-25 16:30:08
○NSdns2.springer.com2015-08-12 → 2017-07-04 · 4 obs
● 2017-07-04 15:41:20
○ 2026-03-21 16:02:56
○ 2026-03-25 16:30:08
○NSdns4.springer.com2015-08-12 → 2017-07-04 · 4 obs
● 2017-07-04 15:41:20
○ 2026-03-21 16:02:56
○ 2026-03-25 16:30:08
●NSpdns1.ultradns.net2026-03-21 → 2026-03-25 · 3 obs
● 2026-03-21 16:02:56
● 2026-03-25 16:30:08
●NSpdns2.ultradns.net2026-03-21 → 2026-03-25 · 3 obs
● 2026-03-21 16:02:56
● 2026-03-25 16:30:08
●NSpdns3.ultradns.org2026-03-21 → 2026-03-25 · 3 obs
● 2026-03-21 16:02:56
● 2026-03-25 16:30:08
●NSpdns4.ultradns.org2026-03-21 → 2026-03-25 · 3 obs
● 2026-03-21 16:02:56
● 2026-03-25 16:30:08
●NSpdns5.ultradns.info2026-03-21 → 2026-03-25 · 3 obs
● 2026-03-21 16:02:56
● 2026-03-25 16:30:08
●NSpdns6.ultradns.co.uk2026-03-21 → 2026-03-25 · 3 obs
● 2026-03-21 16:02:56
● 2026-03-25 16:30:08
●A146.75.28.952026-03-21 → 2026-03-25 · 3 obs
● 2026-03-21 16:02:56
● 2026-03-25 16:30:08
○A192.87.127.1782015-08-12 → 2016-07-15 · 4 obs
● 2016-07-15 12:49:04
○ 2017-07-04 15:41:20
○ 2026-03-25 16:30:08
○A195.128.8.1342017-07-04 → 2017-07-04 · 4 obs
● 2017-07-04 15:41:20
○ 2026-03-21 16:02:56
○ 2026-03-25 16:30:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | z.nic.de, a.nic.de, f.nic.de | - |
| astup.de | pdns4.ultradns.org, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org... | - |
✅ Authoritative Response
Server:204.74.114.1
NS records: pdns4.ultradns.org, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns6.ultradns.co.uk, pdns5.ultradns.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for astup.de (unsigned zone)
⏱️ Timing
Total: 1129ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 146.75.28.95 |
| NS | 6 | pdns1.ultradns.net, pdns2.ultradns.net... |
| SOA | 1 | pdns1.ultradns.net hostmaster.springer.c |
Analysis
IP Addresses
astup.de resolves to a single IP address: 146.75.28.95.
Other host names including fachbuch-allgemeinmedizin.de, springer-gabler.de, orgmedchemlett.com, cardiovasc.de and centrosomeresearch.com share IP numbers with astup.de.
Name Servers
astup.de is delegated to six name servers: pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org and pdns6.ultradns.co.uk.
astup.de at least partially shares name servers with other domains, including ebechtel.com, bloombergcongress.net, dental-mbo.nl, rfidentics.com and harley-davidsonmarketplace.com.
These name servers are commonly used with udns1.ultradns.net, udns2.ultradns.net, dns-external-master.amazon.com, dns1.p01.nsone.net, x1.amazonaws.com, x2.amazonaws.com, x3.amazonaws.org and x4.amazonaws.org.
Host names with two IP numbers:
Host pdns5.ultradns.info points to 2610:a1:1016::1 and 204.74.114.1
Host pdns1.ultradns.net points to 2001:502:f3ff::1 and 204.74.108.1
Host pdns2.ultradns.net points to 2610:a1:1014::1 and 204.74.109.1
Host pdns3.ultradns.org points to 2610:a1:1015::1 and 199.7.68.1
Host pdns4.ultradns.org points to 2001:502:4612::1 and 199.7.69.1
Host pdns6.ultradns.co.uk points to 2610:a1:1017::1 and 204.74.115.1