mackaycontracting.com - robtex.com
mackaycontracting.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=1774405722 | ||||||
Previously MX for
Subdomains
mail.mackaycontracting.com |
Same first word
mackaycontracting.com |
DNS History
7 records (4 active, 3 former)
●NSns1.viviotech.net2015-06-15 → 2026-03-25 · 2 obs
● 2026-03-25 02:47:58
●NSns2.viviotech.net2015-06-15 → 2026-03-25 · 2 obs
● 2026-03-25 02:47:58
●MXmackaycontracting-com.mail.protection.outlook.com2026-02-17 → 2026-03-25 · 3 obs
● 2026-02-17 22:37:36
● 2026-03-25 02:47:58
○MXmackaycontracting.com2015-06-15 → 2019-03-22 · 4 obs
● 2019-03-22 18:55:10
○ 2026-02-17 22:37:36
○ 2026-03-25 02:47:58
●A156.67.73.1542026-02-17 → 2026-03-25 · 3 obs
● 2026-02-17 22:37:36
● 2026-03-25 02:47:58
○A160.153.0.172026-02-17 → 2026-03-25 · 2 obs
○ 2026-03-25 02:47:58
○A162.208.0.502015-06-15 → 2019-03-22 · 4 obs
● 2019-03-22 18:55:10
○ 2026-02-17 22:37:36
○ 2026-03-25 02:47:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, f.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net... | - |
| mackaycontracting.com | ns1.viviotech.net, ns2.viviotech.net | - |
✅ Authoritative Response
Server:208.77.208.3
NS records: ns1.viviotech.net, ns2.viviotech.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mackaycontracting.com (unsigned zone)
⏱️ Timing
Total: 619ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 156.67.73.154 |
| NS | 2 | ns1.viviotech.net, ns2.viviotech.net |
| MX | 1 | mackaycontracting-com.mail.protection.ou |
| TXT | 1 | v=spf1 +a +mx +ip4:162.208.0.50 +ip4:74. |
| SOA | 1 | ns1.viviotech.net support.mackaycontract |
Analysis
Hierarchy
mackaycontracting.com is the parent of mail.mackaycontracting.com.
IP Addresses
mackaycontracting.com resolves to one IP number: 156.67.73.154.
Other host names, for instance pumbaadventures.com, share IP numbers with mackaycontracting.com.
Name Servers
mackaycontracting.com is delegated to two name servers ns1.viviotech.net and ns2.viviotech.net.
mackaycontracting.com shares the same name server setup as other domains, for instance 56.73.199.in-addr.arpa, 168.217.162.in-addr.arpa, loanprotech.com, nnvawi.org and 209.77.208.in-addr.arpa.
mackaycontracting.com at least partially shares name servers with other domains, for instance affordablepoolsllc.com, blaqweb.com, mortgage-lender-rates.com, scrapinthecoast.com and tensionmask.com.
These name servers are commonly used with the following name servers: ns20.viviotech.net, ns21.viviotech.net, ns22.viviotech.net, sweet-silver-alfalfa.viviotech.us, ns3.viviotech.net, haldi.viviotech.net, nice-ochre-foxglove.viviotech.us, neat-cerise-quoll.viviotech.us, protective-coral-giraffe.viviotech.us and ns1.afpwebworks.net.
Host names with one IP number:
ns1.viviotech.net points to 208.77.208.2
ns2.viviotech.net points to 208.77.208.3
Mail Servers
mackaycontracting.com is handled by a single mail server, mackaycontracting-com.mail.protection.outlook.com.
Host mackaycontracting-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c942::1, 2a01:111:f403:c942::3, 2a01:111:f403:c944::, 2a01:111:f403:c944::1, 52.101.190.1, 52.101.190.2, 52.101.192.0 and 52.101.192.1.