grayhill.com - robtex.com
grayhill.com
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=1784893737 | ||||||
rank #92148 in the tld
WOT: SAFE (70/100)
📈 Tranco rank: #549,767
Subdomains
Same first word
Similar names
DNS History
9 records (4 active, 5 former)
●NScbru.br.ns.els-gms.att.net2015-08-27 → 2026-07-24 · 2 obs
● 2026-07-24 12:14:08
●NScmtu.mt.ns.els-gms.att.net2015-08-27 → 2026-07-24 · 2 obs
● 2026-07-24 12:14:08
○NSns1.ameritech.net2015-08-27 → 2016-04-17 · 4 obs
● 2016-04-17 01:48:48
○ 2016-11-28 07:57:28
○ 2026-07-24 12:14:08
○NSns2.ameritech.net2015-08-27 → 2016-04-17 · 4 obs
● 2016-04-17 01:48:48
○ 2016-11-28 07:57:28
○ 2026-07-24 12:14:08
●MXgrayhill-com.mail.protection.outlook.com2026-02-18 → 2026-07-24 · 3 obs
● 2026-02-18 15:40:58
● 2026-07-24 12:14:08
○MXmxa-001a1a01.gslb.pphosted.com2015-08-27 → 2017-09-12 · 4 obs
● 2017-09-12 21:41:42
○ 2026-02-18 15:40:58
○ 2026-07-24 12:14:08
○MXmxb-001a1a01.gslb.pphosted.com2015-08-27 → 2017-09-12 · 4 obs
● 2017-09-12 21:41:42
○ 2026-02-18 15:40:58
○ 2026-07-24 12:14:08
○A12.133.122.872015-08-27 → 2017-09-12 · 4 obs
● 2017-09-12 21:41:42
○ 2026-02-18 15:40:58
○ 2026-07-24 12:14:08
●A20.112.234.232026-02-18 → 2026-07-24 · 3 obs
● 2026-02-18 15:40:58
● 2026-07-24 12:14:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, e.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net... | - |
| grayhill.com | cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net | - |
✅ Authoritative Response
Server:68.94.156.132
NS records: cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for grayhill.com (unsigned zone)
⏱️ Timing
Total: 463ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 20.112.234.23 |
| NS | 2 | cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net |
| MX | 1 | grayhill-com.mail.protection.outlook.com |
| TXT | 15 | c4c-busi-my362240-3.c4cdkim.crm.ondemand, h0nmd5msbab9sm0agmlalrlpen... |
| SOA | 1 | cbru.br.ns.els-gms.att.net rm-hostmaster |
Analysis
Hierarchy
The parent domain of www.grayhill.com and vpn.grayhill.com is grayhill.com.
IP Addresses
grayhill.com directs to one IP number, which is 20.112.234.23.
Name Servers
grayhill.com uses two name servers for its delegation: cbru.br.ns.els-gms.att.net and cmtu.mt.ns.els-gms.att.net.
grayhill.com has the same name server delegation as a number of other domains, such as ci.rosenberg.tx.us, 228.171.12.in-addr.arpa, digindytunnel.com and two more.
There is at least partial name server overlap between grayhill.com and other domains — grupogeaa.com, singulair.com.pe, carnival.poker and two more among them.
These name servers regularly appear alongside dbru.br.ns.els-gms.att.net, dmtu.mt.ns.els-gms.att.net, dns3.carnival.com and 7 other name servers in NS record sets.
The two host names cbru.br.ns.els-gms.att.net and cmtu.mt.ns.els-gms.att.net each have a pair of IP addresses: cbru.br.ns.els-gms.att.net has 68.94.156.132 and 2001:1890:1ff:9f0:68:94:156:132, and cmtu.mt.ns.els-gms.att.net has 99.99.99.132 and 2001:1890:1ff:9f1:99:99:99:132.
Mail Servers
grayhill.com routes its mail through a single mail server, grayhill-com.mail.protection.outlook.com.
grayhill-com.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.9.17, 52.101.11.15 and 52.101.41.6, along with 5 other.