gbtdev.com - dns.ninja
gbtdev.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.markmonitor.com ⭐ | ||||||
| A | 2620:10a:80a8::1🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| A | 149.112.160.1🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| NS | ns2.markmonitor.com | ||||||
| A | 2001:67c:10b8::1🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net | ||||||
| PTR | ns2.markmonitor.com | ||||||
| A | 176.97.158.1🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net | ||||||
| PTR | ns2.markmonitor.com | ||||||
| NS | ns3.markmonitor.com | ||||||
| A | 2620:10a:80a9::1🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| A | 149.112.161.1🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| NS | ns4.markmonitor.com | ||||||
| A | 2001:67c:1bc::1🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast | ||||||
| PTR | ns1.markmonitor.com | ||||||
| A | 192.174.68.1🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net | ||||||
| PTR | ns1.markmonitor.com | ||||||
| NS | ns5.markmonitor.com | ||||||
| A | 2620:10a:80a8::2🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| A | 149.112.160.2🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| NS | ns6.markmonitor.com | ||||||
| A | 2001:67c:10b8::3🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net | ||||||
| PTR | ns6.markmonitor.com | ||||||
| A | 176.97.158.3🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net | ||||||
| PTR | ns6.markmonitor.com | ||||||
| NS | ns7.markmonitor.com | ||||||
| A | 2620:10a:80a9::2🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| A | 149.112.161.2🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada | ||||||
| MX | mxa-0057e503.gslb.pphosted.com ⭐ | ||||||
| A | 148.163.147.224🇺🇸 Proofpoint148.163.147.0/24 Inc. | ||||||
| PTR | mx0a-0057e503.pphosted.com | ||||||
| MX | mxb-0057e503.gslb.pphosted.com(20) | ||||||
| A | 148.163.143.166🇺🇸 Proofpoint148.163.143.0/24 Inc. | ||||||
| PTR | mx0b-0057e503.pphosted.com | ||||||
| TXT | MS=ms28616406 | ||||||
| TXT | gq3b231b9lsd9nl6428l8n81xd57lj3l | ||||||
| TXT | ZOOM_verify_M9hhz6FWApbDUG6Wwp40Sf | ||||||
| TXT | rovag_verification_token=BACE55A47C8F465C973A3BFC2318A466 | ||||||
| TXT | 0Y62jcR6qzamNsqeHXeUkS2xo592DR9B0DZsukt8phw4GjEfOdXxDQnqpHGCYyJ7voAKsY7kG17RI... | ||||||
| TXT | figma-domain-verification=e94dae8fa2aca1f6d84df130eeba7c14375eb387c4d8c1d0f27... | ||||||
| TXT | v=spf1 include:spf.protection.outlook.com include:spf.messagelabs.com include... | ||||||
| SOA | ns1.markmonitor.comhostmaster@markmonitor.com 2026-07-31 #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=1786525704 | ||||||
Same first word
gbtdev.com |
Similar names
DNS History
10 records (9 active, 1 former)
●NSns1.markmonitor.com2017-05-11 → 2026-08-12 · 2 obs
● 2026-08-12 09:25:46
●NSns2.markmonitor.com2017-05-11 → 2026-08-12 · 2 obs
● 2026-08-12 09:25:46
●NSns3.markmonitor.com2017-05-11 → 2026-08-12 · 2 obs
● 2026-08-12 09:25:46
●NSns4.markmonitor.com2017-05-11 → 2026-08-12 · 2 obs
● 2026-08-12 09:25:46
●NSns5.markmonitor.com2017-05-11 → 2026-08-12 · 2 obs
● 2026-08-12 09:25:46
●NSns6.markmonitor.com2017-05-11 → 2026-08-12 · 2 obs
● 2026-08-12 09:25:46
●NSns7.markmonitor.com2017-05-11 → 2026-08-12 · 2 obs
● 2026-08-12 09:25:46
○MXgbtdev-com.mail.protection.outlook.com2017-05-11 → 2017-05-11 · 3 obs
○ 2026-05-28 02:21:44
○ 2026-08-12 09:25:46
●MXmxa-0057e503.gslb.pphosted.com2026-05-28 → 2026-08-12 · 3 obs
● 2026-05-28 02:21:44
● 2026-08-12 09:25:46
●MXmxb-0057e503.gslb.pphosted.com2026-05-28 → 2026-08-12 · 3 obs
● 2026-05-28 02:21:44
● 2026-08-12 09:25:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, a.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| gbtdev.com | ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com... | 14 records |
✅ Authoritative Response
Server:149.112.160.1
NS records: ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com, ns7.markmonitor.com, ns2.markmonitor.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gbtdev.com (unsigned zone)
⏱️ Timing
Total: 344ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 7 | ns7.markmonitor.com, ns6.markmonitor.com... |
| MX | 2 | mxa-0057e503.gslb.pphosted.com (pri: 10), mxb-0057e503.gslb.pphosted.com (pri: 20) |
| TXT | 7 | v=spf1 include:spf.protection.outlook.co, MS=ms28616406... |
| SOA | 1 | ns1.markmonitor.com hostmaster.markmonit |
📌 Glue Records Collected
Total: 14
Out-of-bailiwick: 14 (ns1.markmonitor.com, ns1.markmonitor.com, ns3.markmonitor.com...)
Analysis
Name Servers
gbtdev.com is served by 7 authoritative name servers — among them ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com and 4 others.
At least some of gbtdev.com's name servers are shared with other domains, for example telsa-washingtondc.com, powermulti.com, unicharm.com.br and two more.
These name servers are often deployed together with the name servers ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.
Host names with two IP numbers:
ns1.markmonitor.com resolves to two addresses: 149.112.160.1 and 2620:10a:80a8::1.
ns2.markmonitor.com resolves to two addresses: 176.97.158.1 and 2001:67c:10b8::1.
ns3.markmonitor.com resolves to two addresses: 149.112.161.1 and 2620:10a:80a9::1.
ns4.markmonitor.com resolves to two addresses: 192.174.68.1 and 2001:67c:1bc::1.
ns5.markmonitor.com resolves to two addresses: 149.112.160.2 and 2620:10a:80a8::2.
ns6.markmonitor.com resolves to two addresses: 176.97.158.3 and 2001:67c:10b8::3.
ns7.markmonitor.com resolves to two addresses: 149.112.161.2 and 2620:10a:80a9::2.
Mail Servers
gbtdev.com has two mail servers: mxa-0057e503.gslb.pphosted.com and mxb-0057e503.gslb.pphosted.com.
Each of mxa-0057e503.gslb.pphosted.com and mxb-0057e503.gslb.pphosted.com has one IP address: mxa-0057e503.gslb.pphosted.com uses 148.163.147.224 and mxb-0057e503.gslb.pphosted.com uses 148.163.143.166.