physics4u.gr - robtex.com
physics4u.gr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.25.23.55🇬🇷 POINTER185.25.23.0/24 | ||||||
| PTR | linux48.name-servers.gr | ||||||
| NS | ns121.name-servers.gr ⭐ | ||||||
| A | 185.25.23.55🇬🇷 POINTER185.25.23.0/24 | ||||||
| PTR | linux48.name-servers.gr | ||||||
| NS | ns122.name-servers.gr | ||||||
| A | 185.162.238.155🇬🇷 POINTER185.162.238.0/24 | ||||||
| PTR | mail2.linux48.name-servers.gr | ||||||
| MX | mail2.physics4u.gr ⭐ | ||||||
| A | 185.162.238.155🇬🇷 POINTER185.162.238.0/24 | ||||||
| PTR | mail2.linux48.name-servers.gr | ||||||
| MX | mail.physics4u.gr(40) | ||||||
| A | 185.25.23.55🇬🇷 POINTER185.25.23.0/24 | ||||||
| PTR | linux48.name-servers.gr | ||||||
| TXT | v=spf1 +a +mx +ip4:185.25.23.55 ~all | ||||||
| SOA | ns121.name-servers.grservers@pointer.gr 2026-02-07 #2 | ||||||
gr
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | grdns.ics.forth.gr ⭐ | ||||||
| NS | estia.ics.forth.gr | ||||||
| NS | gr-at.ics.forth.gr | ||||||
| NS | gr-c.ics.forth.gr | ||||||
| NS | gr-d.ics.forth.gr | ||||||
| NS | gr-m.ics.forth.gr | ||||||
| SOA | grdns.ics.forth.grhmaster-info@ics.forth.gr serial=2604141891 | ||||||
Subdomains
Same first word
physics4u.de |
physics4u.gr |
physics4u.com |
DNS History
11 records (5 active, 6 former)
○NSadmin.mynewserver.com2015-06-14 → 2017-05-07 · 4 obs
● 2017-05-07 15:33:28
○ 2026-02-18 13:30:36
○ 2026-04-14 21:50:02
○NSns1.mynewserver.com2015-06-14 → 2017-05-07 · 4 obs
● 2017-05-07 15:33:28
○ 2026-02-18 13:30:36
○ 2026-04-14 21:50:02
●NSns121.name-servers.gr2026-02-18 → 2026-04-14 · 3 obs
● 2026-02-18 13:30:36
● 2026-04-14 21:50:02
●NSns122.name-servers.gr2026-02-18 → 2026-04-14 · 3 obs
● 2026-02-18 13:30:36
● 2026-04-14 21:50:02
○NSns2.mynewserver.com2015-06-14 → 2017-05-07 · 4 obs
● 2017-05-07 15:33:28
○ 2026-02-18 13:30:36
○ 2026-04-14 21:50:02
●MXmail.physics4u.gr2026-02-18 → 2026-04-14 · 3 obs
● 2026-02-18 13:30:36
● 2026-04-14 21:50:02
●MXmail2.physics4u.gr2026-02-18 → 2026-04-14 · 3 obs
● 2026-02-18 13:30:36
● 2026-04-14 21:50:02
○MXmx0.spamfilter.gr2015-06-14 → 2017-05-07 · 4 obs
● 2017-05-07 15:33:28
○ 2026-02-18 13:30:36
○ 2026-04-14 21:50:02
○MXmx1.spamfilter.gr2015-06-14 → 2017-05-07 · 4 obs
● 2017-05-07 15:33:28
○ 2026-02-18 13:30:36
○ 2026-04-14 21:50:02
●A185.25.23.552026-02-18 → 2026-04-14 · 3 obs
● 2026-02-18 13:30:36
● 2026-04-14 21:50:02
○A185.29.24.62015-06-14 → 2017-05-07 · 4 obs
● 2017-05-07 15:33:28
○ 2026-02-18 13:30:36
○ 2026-04-14 21:50:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| gr | gr-m.ics.forth.gr, grdns.ics.forth.gr, gr-c.ics.forth.gr, gr-d.ics.forth.gr... | 10 records |
| physics4u.gr | ns121.name-servers.gr, ns122.name-servers.gr | - |
✅ Authoritative Response
Server:185.25.23.55
NS records: ns121.name-servers.gr, ns122.name-servers.gr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for physics4u.gr (unsigned zone)
⏱️ Timing
Total: 1146ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.25.23.55 |
| NS | 2 | ns122.name-servers.gr, ns121.name-servers.gr |
| MX | 2 | mail2.physics4u.gr (pri: 40), mail.physics4u.gr (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:185.25.23.55 ~all |
| SOA | 1 | ns121.name-servers.gr servers.pointer.gr |
📌 Glue Records Collected
Total: 10
In-bailiwick: 10 (grdns.ics.forth.gr, gr-at.ics.forth.gr, estia.ics.forth.gr...)
Analysis
Hierarchy
physics4u.gr is parent of mail.physics4u.gr and mail2.physics4u.gr.
IP Addresses
physics4u.gr resolves to a single IP address: 185.25.23.55.
Other host names including mail2.youthspot.eu, exylpo.gr, mail.computerservice.pro, zacharatos.gr and mail.tsirikos.gr share IP numbers with physics4u.gr.
Name Servers
physics4u.gr's delegation uses two name servers, ns121.name-servers.gr and ns122.name-servers.gr.
physics4u.gr shares the same name server setup as other domains, for example pcplace.gr, tsirikos.gr, jss.gr, omekgroup.com.gr and kkaltsas.eu.
physics4u.gr partially shares its name servers with other domains, for example grafistas.eu and dcsa.gr.
Host names with a single IP:
ns121.name-servers.gr points to 185.25.23.55.
ns122.name-servers.gr points to 185.162.238.155.
Mail Servers
physics4u.gr is handled by two mail servers: mail2.physics4u.gr and mail.physics4u.gr.
Host names with a single IP:
mail2.physics4u.gr points to 185.162.238.155.
mail.physics4u.gr points to 185.25.23.55.