polyback.com - dns.ninja
polyback.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 217.19.237.54🇧🇪 COMBELL-AS217.19.224.0/20 COMBELL Network Brussels, Belgium | ||||||
| PTR | 217.19.237.54.static.hosted.by.combell.com | ||||||
| NS | ns3.combell.net ⭐ | ||||||
| A | 2a00:1c98::53:1🇧🇪 COMBELL-AS2a00:1c98::/32 COMBELL Network | ||||||
| PTR | ns3.combell.net | ||||||
| A | 83.217.73.172🇧🇪 COMBELL-AS83.217.64.0/19 Combell Network | ||||||
| PTR | ns3.combell.net | ||||||
| NS | ns1.combell.eu ⚠️ Not in parent delegation | ||||||
| A | 2a00:1c98:50::50🇧🇪 COMBELL-AS2a00:1c98:50::/44 | ||||||
| A | 89.44.166.48🇧🇪 COMBELL-AS89.44.166.0/23 Combell Network | ||||||
| PTR | 89.44.166.48.static.hosted.by.combell-ops.net | ||||||
| NS | ns4.combell.net | ||||||
| A | 2001:1598:0:101::3🇧🇪 EASYHOST-COLO-AS2001:1598::/32 Easyhost Network | ||||||
| PTR | ns4.combell.net | ||||||
| A | 86.39.202.67🇧🇪 EASYHOST-COLO-AS86.39.128.0/17 Easyhost Network | ||||||
| PTR | ns4.combell.net | ||||||
| MX | exchange.waterdicht.be ⭐ | ||||||
| SOA | ns3.combell.nethostmaster@polyback.com serial=1669488863 | ||||||
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=1781451775 | ||||||
Same first word
polyback.com |
Similar names
backpoly.com |
blockpay.net |
blockpay.network |
blockpay.co |
payblock.com |
blockpay.ch |
payblock.net |
blockpay.io |
playbock.de |
blockpay.com |
DNS History
5 records (5 active, 0 former)
●NSns1.combell.eu2026-06-14 → 2026-06-14 · 2 obs
● 2026-06-14 15:54:04
●NSns3.combell.net2015-08-12 → 2026-06-14 · 2 obs
● 2026-06-14 15:54:04
●NSns4.combell.net2015-08-12 → 2026-06-14 · 2 obs
● 2026-06-14 15:54:04
●MXexchange.waterdicht.be2015-08-12 → 2026-06-14 · 2 obs
● 2026-06-14 15:54:04
●A217.19.237.542015-08-12 → 2026-06-14 · 2 obs
● 2026-06-14 15:54:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, a.gtld-servers.net, j.gtld-servers.net, e.gtld-servers.net... | - |
| polyback.com | ns3.combell.net, ns4.combell.net | - |
✅ Authoritative Response
Server:83.217.73.172
NS records: ns3.combell.net, ns4.combell.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for polyback.com (unsigned zone)
⏱️ Timing
Total: 706ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.19.237.54 |
| NS | 3 | ns1.combell.eu, ns3.combell.net... |
| MX | 1 | exchange.waterdicht.be (pri: 10) |
| SOA | 1 | ns3.combell.net hostmaster.polyback.com |
Analysis
IP Addresses
polyback.com resolves to just one IP address, 217.19.237.54.
Two other host names, along with www.safe-t.org, acc.sportpaleisgroep.be and vpe.be, also share IP numbers with polyback.com.
Name Servers
The authoritative name servers for polyback.com are ns1.combell.eu, ns3.combell.net and ns4.combell.net — three in total.
There is at least partial name server overlap between polyback.com and other domains — seasafe.be, zebweb.org, continuu.com and two more among them.
The name servers ns3.european-server.com, ns4.european-server.com, ns1.european-server.eu and two others are commonly seen in use alongside these name servers.
ns1.combell.eu, ns3.combell.net and ns4.combell.net all resolve to exactly two IP numbers apiece: ns1.combell.eu → 89.44.166.48 and 2a00:1c98:50::50; ns3.combell.net → 83.217.73.172 and 2a00:1c98::53:1; ns4.combell.net → 86.39.202.67 and 2001:1598:0:101::3.
Mail Servers
The sole mail server for polyback.com is exchange.waterdicht.be.
Among the domains sharing a mail server setup with polyback.com are irs-deco.com, tridex-epdm.be, tpo.be and two others.
polyback.com and other domains — fedrus-invest.be for instance — share at least some mail servers.
These mail servers often co-occur with the mail servers exchange2.waterdicht.be.