classroomar.com - robtex.com
classroomar.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.googledomains.com ⭐ | ||||||
| A | 2001:4860:4802:32::63🇺🇸 Google2001:4860::/32 | ||||||
| PTR | ns1.googledomains.com | ||||||
| A | 216.239.32.99🇺🇸 Google216.239.32.0/24 | ||||||
| PTR | ns1.googledomains.com | ||||||
| NS | ns2.googledomains.com | ||||||
| A | 2001:4860:4802:34::63🇺🇸 Google2001:4860::/32 | ||||||
| PTR | ns2.googledomains.com | ||||||
| A | 216.239.34.99🇺🇸 Google216.239.34.0/24 | ||||||
| PTR | ns2.googledomains.com | ||||||
| NS | ns3.googledomains.com | ||||||
| A | 2001:4860:4802:36::63🇺🇸 Google2001:4860::/32 | ||||||
| PTR | ns3.googledomains.com | ||||||
| A | 216.239.36.99🇺🇸 Google216.239.36.0/24 | ||||||
| PTR | ns3.googledomains.com | ||||||
| NS | ns4.googledomains.com | ||||||
| A | 2001:4860:4802:38::63🇺🇸 Google2001:4860::/32 | ||||||
| PTR | ns4.googledomains.com | ||||||
| A | 216.239.38.99🇺🇸 Google216.239.38.0/24 | ||||||
| PTR | ns4.googledomains.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.googledomains.comcloud-dns-hostmaster@google.com serial=1 | ||||||
com
| 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=1785663292 | ||||||
Same first word
classroomar.com |
Similar names
DNS History
10 records (4 active, 6 former)
○NSdora.ns.cloudflare.com2016-12-18 → 2017-09-26 · 4 obs
● 2017-09-26 20:40:10
○ 2026-04-20 17:33:30
○ 2026-08-02 09:35:30
●NSns1.googledomains.com2026-04-20 → 2026-08-02 · 3 obs
● 2026-04-20 17:33:30
● 2026-08-02 09:35:30
●NSns2.googledomains.com2026-04-20 → 2026-08-02 · 3 obs
● 2026-04-20 17:33:30
● 2026-08-02 09:35:30
●NSns3.googledomains.com2026-04-20 → 2026-08-02 · 3 obs
● 2026-04-20 17:33:30
● 2026-08-02 09:35:30
●NSns4.googledomains.com2026-04-20 → 2026-08-02 · 3 obs
● 2026-04-20 17:33:30
● 2026-08-02 09:35:30
○NSpete.ns.cloudflare.com2016-12-18 → 2017-09-26 · 4 obs
● 2017-09-26 20:40:10
○ 2026-04-20 17:33:30
○ 2026-08-02 09:35:30
○A104.28.20.332016-12-18 → 2017-09-26 · 4 obs
● 2017-09-26 20:40:10
○ 2026-04-20 17:33:30
○ 2026-08-02 09:35:30
○A104.28.21.332016-12-18 → 2017-09-26 · 4 obs
● 2017-09-26 20:40:10
○ 2026-04-20 17:33:30
○ 2026-08-02 09:35:30
○A2400:cb00:2048:1::681c:14212016-12-18 → 2017-09-26 · 4 obs
● 2017-09-26 20:40:10
○ 2026-04-20 17:33:30
○ 2026-08-02 09:35:30
○A2400:cb00:2048:1::681c:15212016-12-18 → 2017-09-26 · 4 obs
● 2017-09-26 20:40:10
○ 2026-04-20 17:33:30
○ 2026-08-02 09:35:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| classroomar.com | ns1.googledomains.com, ns2.googledomains.com, ns3.googledomains.com, ns4.googledomains.com | 8 records |
✅ Authoritative Response
Server:216.239.38.99
NS records: ns1.googledomains.com, ns2.googledomains.com, ns3.googledomains.com, ns4.googledomains.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for classroomar.com (unsigned zone)
⏱️ Timing
Total: 170ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns4.googledomains.com, ns1.googledomains.com... |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.googledomains.com cloud-dns-hostmast |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns1.googledomains.com, ns1.googledomains.com, ns2.googledomains.com...)
Analysis
Name Servers
Four name servers handle the delegation for classroomar.com: ns1.googledomains.com, ns2.googledomains.com, ns3.googledomains.com and ns4.googledomains.com.
classroomar.com partially shares its NS delegation with several other domains, including gmail.vip, youtube.xn--6frz82g, phgoogle.com and two others.
ns1.googledomains.com, ns2.googledomains.com, ns3.googledomains.com and ns4.googledomains.com each carry two IP addresses. ns1.googledomains.com has 216.239.32.99 and 2001:4860:4802:32::63; ns2.googledomains.com has 216.239.34.99 and 2001:4860:4802:34::63; ns3.googledomains.com has 216.239.36.99 and 2001:4860:4802:36::63; ns4.googledomains.com has 216.239.38.99 and 2001:4860:4802:38::63.