office19.com - robtex.com
office19.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=1778382531 | ||||||
Subdomains
mail.office19.com |
Same first word
office19.com |
Similar names
DNS History
18 records (9 active, 9 former)
○NSjm1.dns.com2020-03-10 → 2020-03-10 · 4 obs
● 2020-03-10 10:42:58
○ 2026-03-25 04:20:32
○ 2026-05-10 03:35:50
○NSjm2.dns.com2020-03-10 → 2020-03-10 · 4 obs
● 2020-03-10 10:42:58
○ 2026-03-25 04:20:32
○ 2026-05-10 03:35:50
●NSns103727878.a2dns.com2026-03-25 → 2026-05-10 · 3 obs
● 2026-03-25 04:20:32
● 2026-05-10 03:35:50
●NSns103727879.a2dns.com2026-03-25 → 2026-05-10 · 3 obs
● 2026-03-25 04:20:32
● 2026-05-10 03:35:50
●NSns25.konocloud.net2026-03-25 → 2026-05-10 · 3 obs
● 2026-03-25 04:20:32
● 2026-05-10 03:35:50
●NSns26.konocloud.net2026-03-25 → 2026-05-10 · 3 obs
● 2026-03-25 04:20:32
● 2026-05-10 03:35:50
○NSns29.domaincontrol.com2015-06-06 → 2017-02-16 · 4 obs
● 2017-02-16 01:12:28
○ 2020-03-10 10:42:58
○ 2026-05-10 03:35:50
○NSns30.domaincontrol.com2015-06-06 → 2017-02-16 · 4 obs
● 2017-02-16 01:12:28
○ 2020-03-10 10:42:58
○ 2026-05-10 03:35:50
●MXmail.office19.com2026-03-25 → 2026-05-10 · 3 obs
● 2026-03-25 04:20:32
● 2026-05-10 03:35:50
○MXmailstore1.secureserver.net2015-06-06 → 2017-02-16 · 4 obs
● 2017-02-16 01:12:28
○ 2020-03-10 10:42:58
○ 2026-05-10 03:35:50
●MXmx.zoho.com2026-03-25 → 2026-05-10 · 3 obs
● 2026-03-25 04:20:32
● 2026-05-10 03:35:50
●MXmx2.zoho.com2026-03-25 → 2026-05-10 · 3 obs
● 2026-03-25 04:20:32
● 2026-05-10 03:35:50
●MXmx3.zoho.com2026-03-25 → 2026-05-10 · 3 obs
● 2026-03-25 04:20:32
● 2026-05-10 03:35:50
○MXsmtp.secureserver.net2015-06-06 → 2017-02-16 · 4 obs
● 2017-02-16 01:12:28
○ 2020-03-10 10:42:58
○ 2026-05-10 03:35:50
●A103.72.78.782026-03-25 → 2026-05-10 · 3 obs
● 2026-03-25 04:20:32
● 2026-05-10 03:35:50
○A168.235.249.862020-03-10 → 2020-03-10 · 4 obs
● 2020-03-10 10:42:58
○ 2026-03-25 04:20:32
○ 2026-05-10 03:35:50
○A50.63.202.122015-06-06 → 2016-05-04 · 4 obs
● 2016-05-04 10:32:32
○ 2017-02-16 01:12:28
○ 2026-05-10 03:35:50
○A50.63.202.882017-02-16 → 2017-02-16 · 4 obs
● 2017-02-16 01:12:28
○ 2020-03-10 10:42:58
○ 2026-05-10 03:35:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| office19.com | ns25.konocloud.net, ns26.konocloud.net | - |
✅ Authoritative Response
Server:103.72.78.78
NS records: ns25.konocloud.net, ns26.konocloud.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for office19.com (unsigned zone)
⏱️ Timing
Total: 460ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.72.78.78 |
| NS | 2 | ns103727879.a2dns.com, ns103727878.a2dns.com |
| MX | 4 | mx3.zoho.com (pri: 50), mx2.zoho.com (pri: 20)... |
| TXT | 2 | v=spf1 ip4:103.72.78.78 include:zoho.com, zoho-verification=zb10799487.zmverify.zo |
| SOA | 1 | ns103727878.a2dns.com root.server.konocl |
Analysis
Hierarchy
mail.office19.com is a child of office19.com.
IP Addresses
office19.com resolves to one IP number: 103.72.78.78.
Other host names, for instance mail.tonari.com, mail.soapfreecarpets.com, ns25.konocloud.net, server.konocloud.net and gojuryukarate.org share IP numbers with office19.com.
Name Servers
office19.com delegates to four name servers: ns103727878.a2dns.com, ns103727879.a2dns.com, ns25.konocloud.net and ns26.konocloud.net.
office19.com at least partially shares name servers with other domains, including tonari.net, ikendo.com, mod69.net, soapfreecarpets.com and urbanite-la.com.
These name servers are often used with ns78.konocloud.net and ns79.konocloud.net.
Hostnames with a single IP number:
ns103727878.a2dns.com points to: 103.72.78.78.
ns103727879.a2dns.com points to: 103.72.78.79.
ns25.konocloud.net points to: 103.72.78.78.
ns26.konocloud.net points to: 103.72.78.79.
Hostnames pointing to 103.72.78.78: ns103727878.a2dns.com and ns25.konocloud.net.
Hostnames pointing to 103.72.78.79: ns103727879.a2dns.com and ns26.konocloud.net.
Mail Servers
office19.com is handled by four mail servers: mail.office19.com, mx2.zoho.com, mx3.zoho.com and mx.zoho.com.
office19.com shares at least some mail servers with other domains, for example brokenbow.com, thecoderemedy.com, educationone.com.br, yeksite.com and augmentedwealth.com.
Host names with two IP numbers:
mx.zoho.com points to 136.143.191.44 and 204.141.33.44.
Host names with one IP number:
mail.office19.com points to 103.72.78.78.
mx2.zoho.com points to 204.141.33.44.
mx3.zoho.com points to 136.143.191.44.
Host names that point to 136.143.191.44: mx.zoho.com and mx3.zoho.com.
Host names that point to 204.141.33.44: mx.zoho.com and mx2.zoho.com.