bygrp.com - robtex.com
bygrp.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 46.28.0.79🇮🇹 SERVERPLAN-AS46.28.0.0/22 Serverplan s.r.l. | ||||||
| PTR | server01.dnsarcserver.com | ||||||
| NS | ns50.dnsarcserver.com ⭐ | ||||||
| A | 46.28.0.79🇮🇹 SERVERPLAN-AS46.28.0.0/22 Serverplan s.r.l. | ||||||
| PTR | server01.dnsarcserver.com | ||||||
| NS | ns51.dnsarcserver.com | ||||||
| A | 46.28.0.187🇮🇹 SERVERPLAN-AS46.28.0.0/22 Serverplan s.r.l. | ||||||
| PTR | abbigliamentopezone.it | ||||||
| MX | bygrp.com ⭐ | ||||||
| A | 46.28.0.79🇮🇹 SERVERPLAN-AS46.28.0.0/22 Serverplan s.r.l. | ||||||
| PTR | server01.dnsarcserver.com | ||||||
| TXT | v=spf1 +mx +a +ip4:46.28.0.79 +ip4:46.28.0.155 +ip4:46.28.0.155 +ip4:46.28.0.... | ||||||
| SOA | ns50.dnsarcserver.comcpanel_notice@notifiche.serverplan.com 2026-07-18 #1 | ||||||
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=1784922717 | ||||||
MX for
bygrp.com |
Previously MX for
mail.bygrp.com |
Subdomains
mail.bygrp.com |
Same first word
bygrp.com |
Similar names
DNS History
7 records (4 active, 3 former)
○NSns1.dnsarcserver.com2015-07-08 → 2017-01-27 · 4 obs
● 2017-01-27 17:28:32
○ 2026-06-21 15:35:58
○ 2026-07-24 19:56:40
○NSns2.dnsarcserver.com2015-07-08 → 2017-01-27 · 4 obs
● 2017-01-27 17:28:32
○ 2026-06-21 15:35:58
○ 2026-07-24 19:56:40
●NSns50.dnsarcserver.com2026-06-21 → 2026-07-24 · 3 obs
● 2026-06-21 15:35:58
● 2026-07-24 19:56:40
●NSns51.dnsarcserver.com2026-06-21 → 2026-07-24 · 3 obs
● 2026-06-21 15:35:58
● 2026-07-24 19:56:40
●MXbygrp.com2015-07-08 → 2026-07-24 · 2 obs
● 2026-07-24 19:56:40
○A46.28.0.1552015-07-08 → 2017-01-27 · 4 obs
● 2017-01-27 17:28:32
○ 2026-06-21 15:35:58
○ 2026-07-24 19:56:40
●A46.28.0.792026-06-21 → 2026-07-24 · 3 obs
● 2026-06-21 15:35:58
● 2026-07-24 19:56:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| bygrp.com | ns50.dnsarcserver.com, ns51.dnsarcserver.com | 2 records |
✅ Authoritative Response
Server:46.28.0.79
NS records: ns50.dnsarcserver.com, ns51.dnsarcserver.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bygrp.com (unsigned zone)
⏱️ Timing
Total: 254ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 46.28.0.79 |
| NS | 2 | ns50.dnsarcserver.com, ns51.dnsarcserver.com |
| MX | 1 | bygrp.com (pri: 0) |
| TXT | 1 | v=spf1 +mx +a +ip4:46.28.0.79 +ip4:46.28 |
| SOA | 1 | ns50.dnsarcserver.com cpanel_notice.noti |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns50.dnsarcserver.com, ns51.dnsarcserver.com)
Analysis
Hierarchy
mail.bygrp.com is a subdomain of bygrp.com.
Mail Server Role
bygrp.com handles its own mail, functioning as its own mail server.
IP Addresses
bygrp.com resolves to just one IP address, 46.28.0.79.
Two other host names, along with laveng.it, fa569cv.arcmedia.it and ilariamorganti.it, also share IP numbers with bygrp.com.
Name Servers
bygrp.com has two authoritative name servers — ns50.dnsarcserver.com and ns51.dnsarcserver.com.
bygrp.com shares its NS records with other domains, for example joutech.com, dmxlab.org, blog.arcmedia.it and two others.
bygrp.com has overlapping name servers with several other domains — among them prologicasistemi.com, lumiaweb.com, dmxlab.biz and dmxlab.eu.
These name servers commonly appear alongside the name servers ns1.dnsarcserver.com and ns2.dnsarcserver.com.
Both ns50.dnsarcserver.com and ns51.dnsarcserver.com have a single IP address each — ns50.dnsarcserver.com resolves to 46.28.0.79 while ns51.dnsarcserver.com resolves to 46.28.0.187.
Mail Servers
bygrp.com is served by just one mail server: bygrp.com.
bygrp.com points to one IP number — 46.28.0.79.