sistec.com - robtex.com
sistec.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=1775254317 | ||||||
Subdomains
mail.sistec.com |
Same first word
Similar names
DNS History
10 records (6 active, 4 former)
●NSns3.firstfind.nl2015-08-25 → 2026-04-03 · 2 obs
● 2026-04-03 22:41:50
●NSns4.firstfind.nl2015-08-25 → 2026-04-03 · 2 obs
● 2026-04-03 22:41:50
●NSns5.firstfind.net2015-08-25 → 2026-04-03 · 2 obs
● 2026-04-03 22:41:50
●MXfallback.yourfilter.nl2021-05-01 → 2026-04-03 · 3 obs
● 2021-05-01 20:02:32
● 2026-04-03 22:41:50
○MXmx1.firstfind.nl2015-08-25 → 2018-12-03 · 4 obs
● 2018-12-03 19:12:28
○ 2021-05-01 20:02:32
○ 2026-04-03 22:41:50
○MXmx2.firstfind.nl2015-08-25 → 2018-12-03 · 4 obs
● 2018-12-03 19:12:28
○ 2021-05-01 20:02:32
○ 2026-04-03 22:41:50
●MXprimary.yourfilter.nl2021-05-01 → 2026-04-03 · 3 obs
● 2021-05-01 20:02:32
● 2026-04-03 22:41:50
○MXserver8.firstfind.nl2015-08-25 → 2018-12-03 · 4 obs
● 2018-12-03 19:12:28
○ 2021-05-01 20:02:32
○ 2026-04-03 22:41:50
○A5.157.84.182015-08-25 → 2018-12-03 · 4 obs
● 2018-12-03 19:12:28
○ 2021-05-01 20:02:32
○ 2026-04-03 22:41:50
●A5.157.87.2042021-05-01 → 2026-04-03 · 3 obs
● 2021-05-01 20:02:32
● 2026-04-03 22:41:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| sistec.com | ns4.firstfind.nl, ns3.firstfind.nl, ns5.firstfind.net | - |
✅ Authoritative Response
Server:5.157.87.222
NS records: ns4.firstfind.nl, ns3.firstfind.nl, ns5.firstfind.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sistec.com (unsigned zone)
⏱️ Timing
Total: 3776ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 5.157.87.204 |
| NS | 3 | ns5.firstfind.net, ns4.firstfind.nl... |
| MX | 2 | primary.yourfilter.nl (pri: 10), fallback.yourfilter.nl (pri: 20) |
| TXT | 1 | v=spf1 include:_spf.yourfilter.nl a ip4: |
| SOA | 1 | ns3.firstfind.nl hostmaster.firstfind.nl |
Analysis
Hierarchy
sistec.com is the parent of mail.sistec.com.
IP Addresses
sistec.com resolves to one IP number: 5.157.87.204.
other host names including prince2.nu, arbomarktplaats.com, divamaison.com, nelsondemundo.org and cineaste.nl share IP numbers with sistec.com.
Name Servers
sistec.com is delegated to three name servers ns5.firstfind.net, ns3.firstfind.nl and ns4.firstfind.nl.
sistec.com at least partially shares name servers with other domains, for instance alfaromeo105.nl, sekerict.com, kashifamin.nl, rc-race-shop.be and appeleneelman.nl.
Host names with two IP numbers:
ns5.firstfind.net points to: 2a03:b0c0:2:d0::1183:f001 and 178.128.248.2.
ns3.firstfind.nl points to: 2a01:b940:1057::53 and 5.157.86.222.
ns4.firstfind.nl points to: 2a01:b940:1057::54 and 5.157.87.222.
Mail Servers
Two mail servers handle sistec.com: fallback.yourfilter.nl and primary.yourfilter.nl.
sistec.com shares the same mail server setup as other domains, for instance westerop.org, vennys.nl, augustinusparochie.nl, counotte.com and equipment.nu.
sistec.com shares some mail servers with other domains, at least partially, for instance zomermarktbladel.nl, malkier.nl, manuel-events.nl, 2rmc.com and toneelophetfort.com.
Host names with 24 IP numbers: primary.yourfilter.nl points to: 2a01:b941:2::23, 2a01:b941:2::24, 2a01:b941:2::25, 2a01:b941:2::26, 2a01:b941:2::27, 2a01:b941:2::28, 2a01:b941:2::29, 2a01:b941:2::30, 2a05:1500:702:9:1c00:2aff:fe00:5554, 2a05:1500:702:9:1c00:7fff:fe00:5556, 2a05:1500:702:9:1c00:a3ff:fe00:5558, 2a05:1500:702:9:1c00:a5ff:fe00:5553, 2a05:1500:702:9:1c00:f0ff:fe00:5555, 185.103.241.20, 185.103.241.21, 185.103.241.22, 185.103.241.23, 185.103.241.25, 185.223.33.23, 185.223.33.24, 185.223.33.27, 185.223.33.28, 185.223.33.29 and 185.223.33.30.
Host names with fourteen IP numbers: fallback.yourfilter.nl points to: 2a01:b941:2::23, 2a01:b941:2::24, 2a01:b941:2::28, 2a01:b941:2::29, 2a01:b941:2::30, 2a05:1500:702:9:1c00:7fff:fe00:5556, 2a05:1500:702:9:1c00:f0ff:fe00:5555, 185.103.241.22, 185.103.241.23, 185.223.33.23, 185.223.33.25, 185.223.33.26, 185.223.33.27 and 185.223.33.30.
Host names that point to 2a01:b941:2::23: primary.yourfilter.nl and fallback.yourfilter.nl.
Host names that point to 2a01:b941:2::24: primary.yourfilter.nl and fallback.yourfilter.nl.
Host names that point to 2a01:b941:2::28: primary.yourfilter.nl and fallback.yourfilter.nl.
Host names that point to 2a01:b941:2::29: primary.yourfilter.nl and fallback.yourfilter.nl.
Host names that point to 2a01:b941:2::30: primary.yourfilter.nl and fallback.yourfilter.nl.
Host names that point to 2a05:1500:702:9:1c00:7fff:fe00:5556: primary.yourfilter.nl and fallback.yourfilter.nl.
Host names that point to 2a05:1500:702:9:1c00:f0ff:fe00:5555: primary.yourfilter.nl and fallback.yourfilter.nl.
Host names that point to 185.103.241.22: primary.yourfilter.nl and fallback.yourfilter.nl.
Host names that point to 185.103.241.23: primary.yourfilter.nl and fallback.yourfilter.nl.
Host names that point to 185.223.33.23: primary.yourfilter.nl and fallback.yourfilter.nl.
Host names that point to 185.223.33.27: primary.yourfilter.nl and fallback.yourfilter.nl.
Host names that point to 185.223.33.30: primary.yourfilter.nl and fallback.yourfilter.nl.