mtbsvr.net - robtex.com
mtbsvr.net
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.ns.facebook.com ⚠️ Not in zone NS records | ||||||
| A | 2a03:2880:f0fc:c:face:b00c:0:35🇺🇸 Facebook2a03:2880:f0fc::/48 | ||||||
| PTR | a.ns.facebook.com | ||||||
| A | 129.134.30.12🇺🇸 Facebook129.134.30.0/24 , Inc. | ||||||
| PTR | a.ns.facebook.com | ||||||
| NS | b.ns.facebook.com ⚠️ Not in zone NS records | ||||||
| A | 2a03:2880:f0fd:c:face:b00c:0:35🇺🇸 Facebook2a03:2880:f0fd::/48 | ||||||
| PTR | b.ns.facebook.com | ||||||
| A | 129.134.31.12🇺🇸 Facebook129.134.31.0/24 , Inc. | ||||||
| PTR | b.ns.facebook.com | ||||||
| NS | c.ns.facebook.com ⚠️ Not in zone NS records | ||||||
| A | 2a03:2880:f1fc:c:face:b00c:0:35🇺🇸 Facebook2a03:2880:f1fc::/48 | ||||||
| PTR | c.ns.facebook.com | ||||||
| A | 185.89.218.12🇮🇱 Facebook185.89.218.0/24 | ||||||
| PTR | c.ns.facebook.com | ||||||
| NS | d.ns.facebook.com ⚠️ Not in zone NS records | ||||||
| A | 2a03:2880:f1fd:c:face:b00c:0:35🇺🇸 Facebook2a03:2880:f1fd::/48 | ||||||
| PTR | d.ns.facebook.com | ||||||
| A | 185.89.219.12🇮🇱 Facebook185.89.219.0/24 | ||||||
| PTR | d.ns.facebook.com | ||||||
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=1785149372 | ||||||
Same first word
mtbsvr.net |
Similar names
DNS History
15 records (4 active, 11 former)
●NSa.ns.facebook.com2026-04-30 → 2026-07-27 · 3 obs
● 2026-04-30 18:21:58
● 2026-07-27 11:01:58
●NSb.ns.facebook.com2026-04-30 → 2026-07-27 · 3 obs
● 2026-04-30 18:21:58
● 2026-07-27 11:01:58
●NSc.ns.facebook.com2026-04-30 → 2026-07-27 · 3 obs
● 2026-04-30 18:21:58
● 2026-07-27 11:01:58
●NSd.ns.facebook.com2026-04-30 → 2026-07-27 · 3 obs
● 2026-04-30 18:21:58
● 2026-07-27 11:01:58
○NSdns1.registrar-servers.com2015-06-17 → 2016-04-06 · 4 obs
● 2016-04-06 22:58:56
○ 2026-04-30 18:21:58
○ 2026-07-27 11:01:58
○NSdns2.registrar-servers.com2015-06-17 → 2016-04-06 · 4 obs
● 2016-04-06 22:58:56
○ 2026-04-30 18:21:58
○ 2026-07-27 11:01:58
○NSdns3.registrar-servers.com2015-06-17 → 2016-04-06 · 4 obs
● 2016-04-06 22:58:56
○ 2026-04-30 18:21:58
○ 2026-07-27 11:01:58
○NSdns4.registrar-servers.com2015-06-17 → 2016-04-06 · 4 obs
● 2016-04-06 22:58:56
○ 2026-04-30 18:21:58
○ 2026-07-27 11:01:58
○NSdns5.registrar-servers.com2015-06-17 → 2016-04-06 · 4 obs
● 2016-04-06 22:58:56
○ 2026-04-30 18:21:58
○ 2026-07-27 11:01:58
○MXeforward1.registrar-servers.com2015-06-17 → 2016-04-06 · 4 obs
● 2016-04-06 22:58:56
○ 2026-04-30 18:21:58
○ 2026-07-27 11:01:58
○MXeforward2.registrar-servers.com2015-06-17 → 2016-04-06 · 4 obs
● 2016-04-06 22:58:56
○ 2026-04-30 18:21:58
○ 2026-07-27 11:01:58
○MXeforward3.registrar-servers.com2015-06-17 → 2016-04-06 · 4 obs
● 2016-04-06 22:58:56
○ 2026-04-30 18:21:58
○ 2026-07-27 11:01:58
○MXeforward4.registrar-servers.com2015-06-17 → 2016-04-06 · 4 obs
● 2016-04-06 22:58:56
○ 2026-04-30 18:21:58
○ 2026-07-27 11:01:58
○MXeforward5.registrar-servers.com2015-06-17 → 2016-04-06 · 4 obs
● 2016-04-06 22:58:56
○ 2026-04-30 18:21:58
○ 2026-07-27 11:01:58
○A192.64.119.1552015-06-17 → 2016-04-06 · 4 obs
● 2016-04-06 22:58:56
○ 2026-04-30 18:21:58
○ 2026-07-27 11:01:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | d.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, h.gtld-servers.net... | - |
| mtbsvr.net | a.ns.facebook.com, b.ns.facebook.com, c.ns.facebook.com, d.ns.facebook.com | - |
✅ Authoritative Response
Server:129.134.30.12
NS records: a.ns.facebook.com, b.ns.facebook.com, c.ns.facebook.com, d.ns.facebook.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mtbsvr.net (unsigned zone)
⏱️ Timing
Total: 555ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
The NS records for mtbsvr.net point to four name servers: a.ns.facebook.com, b.ns.facebook.com, c.ns.facebook.com and d.ns.facebook.com.
mtbsvr.net has at least partial name server overlap with other domains, such as fcebook.cl, faceboozk.com, meta4.com.ar and two others.
a.ns.facebook.com, b.ns.facebook.com, c.ns.facebook.com and d.ns.facebook.com all point to exactly two IP numbers each: a.ns.facebook.com → 129.134.30.12 and 2a03:2880:f0fc:c:face:b00c:0:35; b.ns.facebook.com → 129.134.31.12 and 2a03:2880:f0fd:c:face:b00c:0:35; c.ns.facebook.com → 185.89.218.12 and 2a03:2880:f1fc:c:face:b00c:0:35; d.ns.facebook.com → 185.89.219.12 and 2a03:2880:f1fd:c:face:b00c:0:35.