hostmaster.sievertgroup.com - robtex.com
hostmaster.sievertgroup.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 64.135.156.72🇺🇸 AS1656764.135.152.0/21 | ||||||
| PTR | 64-135-156-72.netrixllc.com | ||||||
sievertgroup.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 64.135.156.72🇺🇸 AS1656764.135.152.0/21 | ||||||
| NS | ns57.worldnic.com ⭐ | ||||||
| NS | ns58.worldnic.com | ||||||
| MX | mail.interactivetwist.com ⭐ | ||||||
| TXT | v=spf1 mx include:interactivetwist.com -all | ||||||
| SOA | NS57.WORLDNIC.comnamehost@WORLDNIC.com serial=120120122 | ||||||
WOT: UNKNOWN (68/100)
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
●A64.135.156.722026-03-01 → 2026-03-24 · 3 obs
○ 2016-07-03 01:25:12
● 2026-03-01 15:45:16
● 2026-03-24 21:58:18
● 2026-03-01 15:45:16
● 2026-03-24 21:58:18
○A64.68.22.2432016-02-27 → 2016-07-03 · 4 obs
● 2016-02-27 06:56:14
● 2016-07-03 01:25:12
○ 2026-03-01 15:45:16
○ 2026-03-24 21:58:18
● 2016-07-03 01:25:12
○ 2026-03-01 15:45:16
○ 2026-03-24 21:58:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net... | - |
| sievertgroup.com | ns57.worldnic.com, ns58.worldnic.com | 2 records |
✅ Authoritative Response
Server:162.159.26.165
NS records: ns57.worldnic.com, ns58.worldnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sievertgroup.com (unsigned zone)
⏱️ Timing
Total: 146ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 64.135.156.72 |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns57.worldnic.com, ns58.worldnic.com)
Analysis
IP Addresses
hostmaster.sievertgroup.com points to a single IP: 64.135.156.72.
Other host names, for instance it-ns1.interactivetwist.com, it-mail-backup.interactivetwist.com, dns1.interactivetwist.com, drac.interactivetwist.com and mail2.interactivetwist.com share IP numbers with hostmaster.sievertgroup.com.