holtglobal.com - robtex.com
holtglobal.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=1777031186 | ||||||
Subdomains
Same first word
DNS History
9 records (6 active, 3 former)
●NSns-1261.awsdns-29.org2015-08-20 → 2026-04-24 · 2 obs
● 2026-04-24 11:58:46
●NSns-1844.awsdns-38.co.uk2015-08-20 → 2026-04-24 · 2 obs
● 2026-04-24 11:58:46
●NSns-481.awsdns-60.com2015-08-20 → 2026-04-24 · 2 obs
● 2026-04-24 11:58:46
●NSns-575.awsdns-07.net2015-08-20 → 2026-04-24 · 2 obs
● 2026-04-24 11:58:46
●MXholtglobal-com.mail.protection.outlook.com2026-02-16 → 2026-04-24 · 3 obs
● 2026-02-16 15:45:02
● 2026-04-24 11:58:46
○MXmail.holtglobal.com2015-08-20 → 2021-05-10 · 4 obs
● 2021-05-10 12:21:56
○ 2026-02-16 15:45:02
○ 2026-04-24 11:58:46
●A35.181.13.2482026-02-16 → 2026-04-24 · 3 obs
● 2026-02-16 15:45:02
● 2026-04-24 11:58:46
○A78.46.35.2132017-02-22 → 2021-05-10 · 5 obs
● 2017-02-22 11:02:06
● 2021-05-10 12:21:56
○ 2026-02-16 15:45:02
○ 2026-04-24 11:58:46
○A82.113.27.2362015-08-20 → 2016-12-06 · 4 obs
● 2016-12-06 07:38:14
○ 2017-02-22 11:02:06
○ 2026-04-24 11:58:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, a.gtld-servers.net, c.gtld-servers.net, f.gtld-servers.net... | - |
| holtglobal.com | ns-575.awsdns-07.net, ns-481.awsdns-60.com, ns-1844.awsdns-38.co.uk, ns-1261.awsdns-29.org | 2 records |
✅ Authoritative Response
Server:205.251.194.63
NS records: ns-575.awsdns-07.net, ns-481.awsdns-60.com, ns-1844.awsdns-38.co.uk, ns-1261.awsdns-29.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for holtglobal.com (unsigned zone)
⏱️ Timing
Total: 659ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 35.181.13.248 |
| NS | 4 | ns-1261.awsdns-29.org, ns-1844.awsdns-38.co.uk... |
| MX | 1 | holtglobal-com.mail.protection.outlook.c |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns-1844.awsdns-38.co.uk awsdns-hostmaste |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-481.awsdns-60.com, ns-481.awsdns-60.com)
Analysis
Hierarchy
holtglobal.com is parent of www.holtglobal.com, pstn.holtglobal.com and mail.holtglobal.com.
IP Addresses
holtglobal.com points to IP number 35.181.13.248.
Other host names, for instance, ec2-35-181-13-248.eu-west-3.compute.amazonaws.com share IP numbers with holtglobal.com.
Name Servers
holtglobal.com is delegated to four name servers: ns-481.awsdns-60.com, ns-575.awsdns-07.net, ns-1261.awsdns-29.org and ns-1844.awsdns-38.co.uk.
holtglobal.com shares name servers with other domains at least partially, for example isam.edu.ar, 411digital.com, iotcertify.com, decoration-cloud.com and d29wg4opuovcr0.cloudfront.net.
Host names with two IP numbers:
ns-481.awsdns-60.com points to: 2600:9000:5301:e100::1 and 205.251.193.225
ns-575.awsdns-07.net points to: 2600:9000:5302:3f00::1 and 205.251.194.63
ns-1261.awsdns-29.org points to: 2600:9000:5304:ed00::1 and 205.251.196.237
ns-1844.awsdns-38.co.uk points to: 2600:9000:5307:3400::1 and 205.251.199.52
Mail Servers
holtglobal.com is handled by a single mail server, holtglobal-com.mail.protection.outlook.com.
Host name holtglobal-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca3c::, 2a01:111:f403:ca3c::1, 2a01:111:f403:ca3c::2, 2a01:111:f403:ca3e::1, 52.101.185.12, 52.101.185.13, 52.101.185.14 and 52.101.187.1.