coachsc.com - robtex.com
coachsc.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.systemdns.com ⭐ | ||||||
| A | 2604:4000:0:d:216:40:47:90🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000 | ||||||
| PTR | ns1.systemdns.com | ||||||
| A | 216.40.47.90🇨🇦 TUCOWS216.40.47.0/24 -BRA-BLK1.4/NET-216-40-47-0 | ||||||
| PTR | ns1.systemdns.com | ||||||
| NS | ns2.systemdns.com | ||||||
| A | 2604:4000:2800:d:64:99:148:16🇨🇦 TUCOWS-32604:4000:2800::/37 Tucows.com Co. | ||||||
| PTR | ns2.systemdns.com | ||||||
| A | 64.98.148.16🇨🇦 TUCOWS-364.98.144.0/20 Tucows.com Co. | ||||||
| PTR | ns2.systemdns.com | ||||||
| NS | ns3.systemdns.com | ||||||
| A | 2604:4000:0:d:64:99:96:36🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000 | ||||||
| PTR | ns3.systemdns.com | ||||||
| A | 64.99.96.36🇨🇦 TUCOWS64.99.96.0/24 -BRA-BLK2.7.2 | ||||||
| PTR | ns3.systemdns.com | ||||||
| MX | mx.coachsc.com.cust.b.hostedemail.com ⭐ | ||||||
| A | 64.98.38.4🇨🇦 TUCOWS-364.98.38.0/24 IPv4 Allow | ||||||
| PTR | mx.b.hostedemail.com | ||||||
| TXT | v=spf1 include:spf.exacthosting.com ~all | ||||||
| SOA | ns1.systemdns.comhostmaster@systemdns.com serial=1778613924 | ||||||
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=1785127562 | ||||||
Same first word
coachsc.com |
Similar names
DNS History
12 records (4 active, 8 former)
○NSns1.briworks.net2015-05-19 → 2016-07-17 · 4 obs
● 2016-07-17 01:33:22
○ 2017-04-02 23:32:54
○ 2026-07-27 05:16:12
●NSns1.systemdns.com2026-04-07 → 2026-07-27 · 3 obs
● 2026-04-07 14:41:10
● 2026-07-27 05:16:12
○NSns10.exacthosting.com2017-04-02 → 2017-04-02 · 4 obs
● 2017-04-02 23:32:54
○ 2026-04-07 14:41:10
○ 2026-07-27 05:16:12
○NSns11.exacthosting.com2017-04-02 → 2017-04-02 · 4 obs
● 2017-04-02 23:32:54
○ 2026-04-07 14:41:10
○ 2026-07-27 05:16:12
○NSns2.briworks.net2015-05-19 → 2016-07-17 · 4 obs
● 2016-07-17 01:33:22
○ 2017-04-02 23:32:54
○ 2026-07-27 05:16:12
●NSns2.systemdns.com2026-04-07 → 2026-07-27 · 3 obs
● 2026-04-07 14:41:10
● 2026-07-27 05:16:12
○NSns3.briworks.net2015-05-19 → 2016-07-17 · 4 obs
● 2016-07-17 01:33:22
○ 2017-04-02 23:32:54
○ 2026-07-27 05:16:12
●NSns3.systemdns.com2026-04-07 → 2026-07-27 · 3 obs
● 2026-04-07 14:41:10
● 2026-07-27 05:16:12
●MXmx.coachsc.com.cust.b.hostedemail.com2017-04-02 → 2026-07-27 · 3 obs
● 2017-04-02 23:32:54
● 2026-07-27 05:16:12
○MXnospam.coachsc.com2015-05-19 → 2016-07-17 · 4 obs
● 2016-07-17 01:33:22
○ 2017-04-02 23:32:54
○ 2026-07-27 05:16:12
○A209.188.82.2062016-03-21 → 2017-04-02 · 5 obs
● 2016-03-21 07:33:40
● 2017-04-02 23:32:54
○ 2026-04-07 14:41:10
○ 2026-07-27 05:16:12
○A216.30.187.1122015-05-19 → 2015-12-11 · 4 obs
● 2015-12-11 18:49:40
○ 2016-03-21 07:33:40
○ 2026-07-27 05:16:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| coachsc.com | ns1.systemdns.com, ns2.systemdns.com, ns3.systemdns.com | 6 records |
✅ Authoritative Response
Server:64.99.96.36
NS records: ns1.systemdns.com, ns2.systemdns.com, ns3.systemdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coachsc.com (unsigned zone)
⏱️ Timing
Total: 184ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns3.systemdns.com, ns1.systemdns.com... |
| MX | 1 | mx.coachsc.com.cust.b.hostedemail.com (p |
| TXT | 1 | v=spf1 include:spf.exacthosting.com ~all |
| SOA | 1 | ns1.systemdns.com hostmaster.systemdns.c |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns1.systemdns.com, ns1.systemdns.com, ns2.systemdns.com...)
Analysis
Name Servers
Three name servers are authoritative for coachsc.com: ns1.systemdns.com, ns2.systemdns.com and ns3.systemdns.com.
The name servers of coachsc.com overlap at least partially with those of other domains — among them hsbcsgroup.com, blessington.net, codylutzipt.com and two more.
ns1.systemdns.com resolves to 216.40.47.90 and 2604:4000:0:d:216:40:47:90. ns2.systemdns.com resolves to 64.98.148.16 and 2604:4000:2800:d:64:99:148:16. ns3.systemdns.com resolves to 64.99.96.36 and 2604:4000:0:d:64:99:96:36. All three hostnames point to two IP numbers each.
Mail Servers
coachsc.com routes its mail through a single mail server, mx.coachsc.com.cust.b.hostedemail.com.
There is one IP number for mx.coachsc.com.cust.b.hostedemail.com: 64.98.38.4.