studbooks.net - robtex.com
studbooks.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 5.45.75.95🇳🇱 SCALAXY-AS5.45.72.0/22 | ||||||
| PTR | mx.studbooks.net | ||||||
| NS | ns1.dyna-ns.net ⭐ | ||||||
| A | 2400:cb00:2049:1::a29f:1a5c🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 2400:cb00:2049:1::a29f:1b9e🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.26.92Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.dyna-ns.net | ||||||
| A | 162.159.27.158Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.dyna-ns.net | ||||||
| NS | ns2.dyna-ns.net | ||||||
| A | 2400:cb00:2049:1::a29f:1805🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 2400:cb00:2049:1::a29f:1905🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.24.5Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.dyna-ns.net | ||||||
| A | 162.159.25.5Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.dyna-ns.net | ||||||
| MX | mx.studbooks.net ⭐ | ||||||
| A | 5.45.75.95🇳🇱 SCALAXY-AS5.45.72.0/22 | ||||||
| PTR | mx.studbooks.net | ||||||
| TXT | v=spf1 ip4:5.45.75.95 a mx ~all | ||||||
| SOA | ns1.dyna-ns.nethostmaster@studbooks.net 2026-01-20 #2 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1771291465 | ||||||
rank #11575 in the tld
WOT: SAFE (66/100)
📈 Tranco rank: #379,049
Subdomains
Same first word
studbooks.eu |
studbooks.net |
studbooks.com |
studbooks.ru |
DNS History
10 records (4 active, 6 former)
●NSns1.dyna-ns.net2026-03-18 → 2026-03-18 · 2 obs
● 2026-03-18 07:53:32
○NSns1.topdns.me2015-06-01 → 2018-12-18 · 3 obs
● 2018-12-18 10:59:24
○ 2026-03-18 07:53:32
●NSns2.dyna-ns.net2026-03-18 → 2026-03-18 · 2 obs
● 2026-03-18 07:53:32
○NSns2.topdns.me2015-06-01 → 2018-12-18 · 3 obs
● 2018-12-18 10:59:24
○ 2026-03-18 07:53:32
○NSns3.topdns.me2015-06-01 → 2018-12-18 · 3 obs
● 2018-12-18 10:59:24
○ 2026-03-18 07:53:32
●MXmx.studbooks.net2026-03-18 → 2026-03-18 · 1 obs
○A37.252.14.672018-12-18 → 2018-12-18 · 3 obs
● 2018-12-18 10:59:24
○ 2026-03-18 07:53:32
●A5.45.75.952026-03-18 → 2026-03-18 · 2 obs
● 2026-03-18 07:53:32
○A5.45.85.462017-01-15 → 2017-02-12 · 5 obs
● 2017-01-15 04:50:10
● 2017-02-12 18:04:46
○ 2018-12-18 10:59:24
○ 2026-03-18 07:53:32
○A5.61.36.2122015-06-01 → 2016-05-02 · 4 obs
● 2016-05-02 19:54:12
○ 2017-01-15 04:50:10
○ 2026-03-18 07:53:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| studbooks.net | ns2.dyna-ns.net, ns1.dyna-ns.net | 4 records |
✅ Authoritative Response
Server: 162.159.24.5
NS records: ns2.dyna-ns.net, ns1.dyna-ns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studbooks.net (unsigned zone)
⏱️ Timing
Total: 240ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 5.45.75.95 |
| NS | 2 | ns2.dyna-ns.net, ns1.dyna-ns.net |
| MX | 1 | mx.studbooks.net (pri: 10) |
| TXT | 1 | v=spf1 ip4:5.45.75.95 a mx ~all |
| SOA | 1 | ns1.dyna-ns.net hostmaster.studbooks.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns2.dyna-ns.net, ns2.dyna-ns.net, ns1.dyna-ns.net...)
Analysis
Hierarchy
studbooks.net is parent of www.studbooks.net and mx.studbooks.net.
IP Addresses
studbooks.net points to a single IP number: 5.45.75.95.
Other host names like mx.studbooks.net and www.studbooks.net share IP numbers with studbooks.net.
Name Servers
studbooks.net is delegated to two name servers: ns1.dyna-ns.net and ns2.dyna-ns.net.
studbooks.net shares the same name server setup as other domains, for example sims2offtherack.com, 9896t.com, dutchwanderers.nl, indigoarkitects.com and yb086.com.
Host names with four IP numbers:
ns1.dyna-ns.net resolves to: 2400:cb00:2049:1::a29f:1a5c, 2400:cb00:2049:1::a29f:1b9e, 162.159.26.92 and 162.159.27.158.
ns2.dyna-ns.net resolves to: 2400:cb00:2049:1::a29f:1805, 2400:cb00:2049:1::a29f:1905, 162.159.24.5 and 162.159.25.5.
Mail Servers
studbooks.net is handled by a single mail server, mx.studbooks.net.
Host name mx.studbooks.net points to IP address 5.45.75.95.