matheweb.de - robtex.com
matheweb.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 146.75.28.95🇺🇸 Fastly | ||||||
| NS | pdns1.ultradns.net ⭐ | ||||||
| A | 2001:502:f3ff::1🇺🇸 MAINT-ID-12008 | ||||||
| PTR | pdns1.ultradns.net | ||||||
| A | 204.74.108.1🇺🇸 MAINT-ID-12008 | ||||||
| PTR | pdns1.ultradns.net | ||||||
| NS | pdns2.ultradns.net | ||||||
| A | 2610:a1:1014::1🇺🇸 MAINT-ID-12008 | ||||||
| PTR | pdns2.ultradns.net | ||||||
| A | 204.74.109.1🇺🇸 MAINT-ID-12008 | ||||||
| PTR | pdns2.ultradns.net | ||||||
| NS | pdns3.ultradns.org | ||||||
| A | 2610:a1:1015::1🇺🇸 MAINT-ID-12008 | ||||||
| PTR | pdns3.ultradns.org | ||||||
| A | 199.7.68.1🇺🇸 MAINT-ID-12008 | ||||||
| PTR | pdns3.ultradns.org | ||||||
| NS | pdns4.ultradns.org | ||||||
| A | 2001:502:4612::1🇺🇸 MAINT-ID-12008 | ||||||
| PTR | pdns4.ultradns.org | ||||||
| A | 199.7.69.1🇺🇸 MAINT-ID-12008 | ||||||
| PTR | pdns4.ultradns.org | ||||||
| NS | pdns5.ultradns.info | ||||||
| A | 2610:a1:1016::1🇺🇸 MAINT-ID-12008 | ||||||
| PTR | pdns5.ultradns.info | ||||||
| A | 204.74.114.1🇺🇸 MAINT-ID-12008 | ||||||
| PTR | pdns5.ultradns.info | ||||||
| NS | pdns6.ultradns.co.uk | ||||||
| A | 2610:a1:1017::1🇺🇸 MAINT-ID-12008 | ||||||
| PTR | pdns6.ultradns.co.uk | ||||||
| A | 204.74.115.1🇺🇸 MAINT-ID-12008 | ||||||
| PTR | pdns6.ultradns.co.uk | ||||||
| SOA | pdns1.ultradns.nethostmaster@springer.com 2017-01-23 #23 | ||||||
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 | ||||||
Same first word
matheweb.de |
Similar names
DNS History
12 records (7 active, 5 former)
○NSdns1.springer.com2015-07-19 → 2019-03-05 · 3 obs
● 2019-03-05 19:16:08
○ 2026-02-22 22:32:52
○NSdns2.springer.com2015-07-19 → 2019-03-05 · 3 obs
● 2019-03-05 19:16:08
○ 2026-02-22 22:32:52
○NSdns4.springer.com2015-07-19 → 2019-03-05 · 3 obs
● 2019-03-05 19:16:08
○ 2026-02-22 22:32:52
●NSpdns1.ultradns.net2026-02-22 → 2026-02-22 · 2 obs
● 2026-02-22 22:32:52
●NSpdns2.ultradns.net2026-02-22 → 2026-02-22 · 2 obs
● 2026-02-22 22:32:52
●NSpdns3.ultradns.org2026-02-22 → 2026-02-22 · 2 obs
● 2026-02-22 22:32:52
●NSpdns4.ultradns.org2026-02-22 → 2026-02-22 · 2 obs
● 2026-02-22 22:32:52
●NSpdns5.ultradns.info2026-02-22 → 2026-02-22 · 2 obs
● 2026-02-22 22:32:52
●NSpdns6.ultradns.co.uk2026-02-22 → 2026-02-22 · 2 obs
● 2026-02-22 22:32:52
●A146.75.28.952026-02-22 → 2026-02-22 · 2 obs
● 2026-02-22 22:32:52
○A195.128.8.1342017-02-12 → 2019-03-05 · 4 obs
● 2017-02-12 18:18:48
● 2019-03-05 19:16:08
○ 2026-02-22 22:32:52
○A62.50.45.352015-07-19 → 2016-04-03 · 4 obs
● 2016-04-03 13:09:18
○ 2017-02-12 18:18:48
○ 2026-02-22 22:32:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| matheweb.de | pdns6.ultradns.co.uk, pdns5.ultradns.info, pdns1.ultradns.net, pdns3.ultradns.org... | - |
✅ Authoritative Response
Server: 199.7.68.1
NS records: pdns6.ultradns.co.uk, pdns5.ultradns.info, pdns1.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org, pdns2.ultradns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for matheweb.de (unsigned zone)
⏱️ Timing
Total: 125ms | 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 |
AI analysis
matheweb.de points to a single IP address: 146.75.28.95.
Other host names such as snapp.net.in, birkhauserscience.com, dgimeakademie.de, latexpert.com and combitherapy-open.com share IP numbers with matheweb.de.
matheweb.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.
At least part of the name servers for matheweb.de are shared with other domains, for instance 4.197.141.in-addr.arpa, adminstudio.us, blaw.com, hotels-newyork.com and associmg.com.
These name servers are commonly used together with the name servers udns1.ultradns.net, udns2.ultradns.net, x1.amazonaws.com, x2.amazonaws.com, x3.amazonaws.org and x4.amazonaws.org.
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.