pgdlisboa.pt - robtex.com

pgdlisboa.pt

DNSSEC🔒 Signed (DS record present)
A77.54.186.146🇵🇹 VODAFONE-PT77.54.0.0/16 Vodafone Portugal
PTR146.186.54.77.rev.vodafone.pt
NSns.pgdlisboa.pt ⭐
A77.54.186.128🇵🇹 VODAFONE-PT77.54.0.0/16 Vodafone Portugal
PTR128.186.54.77.rev.vodafone.pt
NSdns1.pgdlisboa.pt
A77.54.186.128🇵🇹 VODAFONE-PT77.54.0.0/16 Vodafone Portugal
PTR128.186.54.77.rev.vodafone.pt
NSdns2.pgdlisboa.pt
A148.69.220.253🇵🇹 VODAFONE-PT148.69.0.0/16 Vodafone Portugal
PTR253.220.69.148.rev.vodafone.pt
NSdns3.pgdlisboa.pt ⚠️ Not in parent delegation
A148.69.220.231🇵🇹 VODAFONE-PT148.69.0.0/16 Vodafone Portugal
PTR231.220.69.148.rev.vodafone.pt
MXmail.pgdlisboa.pt ⭐
A213.58.234.2🇵🇹 ONI213.58.0.0/16 TELECOM IP Address
PTRmail.pgr.pt
MXsmtp.net4b.pt(10)
A195.245.176.7🇵🇹 ONI195.245.128.0/18 TELECOM IP Address
PTRrelay.net4b.pt
SOAns.pgdlisboa.pthostmaster@pgdlisboa.pt 2026-01-13 #4

pt

DNSSEC🔒 Signed (DS record present)
NScuriosity.dns.pt ⭐
NSa.dns.pt
NSb.dns.pt
NSc.dns.pt
NSd.dns.pt
NSe.dns.pt
NSg.dns.pt
NSh.dns.pt
NSns.dns.br ⚠️ Not in parent delegation
NSns2.nic.fr ⚠️ Not in parent delegation
SOAcuriosity.dns.ptrequest@dns.pt 2026-03-27 #41
rank #115787 globally
rank #182 in the tld
WOT: SAFE (61/100)
📈 Tranco rank: #117,262

Subdomains

dns2.pgdlisboa.pt
dns1.pgdlisboa.pt
dns3.pgdlisboa.pt
mail.pgdlisboa.pt
ns.pgdlisboa.pt

Same first word

pgdlisboa.pt

Similar names

dialogspb.org
dialogspb.ru

DNS History

9 records (7 active, 2 former)

20162017201820192020202120222023202420252026NSdns1.pgdlisboa.ptdns2.pgdlisboa.ptdns3.pgdlisboa.ptns.pgdlisboa.ptdns2.net4b.ptMXmail.pgdlisboa.ptsmtp.net4b.ptA77.54.186.146213.58.234.4
●NSdns1.pgdlisboa.pt2026-03-02 → 2026-03-27 · 3 obs
○ 2017-08-15 22:26:40
● 2026-03-02 02:36:14
● 2026-03-27 21:40:30
○NSdns2.net4b.pt2015-07-24 → 2017-08-15 · 4 obs
● 2015-07-24 19:40:24
● 2017-08-15 22:26:40
○ 2026-03-02 02:36:14
○ 2026-03-27 21:40:30
●NSdns2.pgdlisboa.pt2026-03-02 → 2026-03-27 · 3 obs
○ 2017-08-15 22:26:40
● 2026-03-02 02:36:14
● 2026-03-27 21:40:30
●NSdns3.pgdlisboa.pt2026-03-02 → 2026-03-27 · 3 obs
○ 2017-08-15 22:26:40
● 2026-03-02 02:36:14
● 2026-03-27 21:40:30
●NSns.pgdlisboa.pt2015-07-24 → 2026-03-27 · 2 obs
● 2015-07-24 19:40:24
● 2026-03-27 21:40:30
●MXmail.pgdlisboa.pt2015-07-24 → 2026-03-27 · 2 obs
● 2015-07-24 19:40:24
● 2026-03-27 21:40:30
●MXsmtp.net4b.pt2026-03-02 → 2026-03-27 · 3 obs
○ 2015-07-24 19:40:24
● 2026-03-02 02:36:14
● 2026-03-27 21:40:30
○A213.58.234.42015-07-24 → 2017-08-15 · 4 obs
● 2015-07-24 19:40:24
● 2017-08-15 22:26:40
○ 2026-03-02 02:36:14
○ 2026-03-27 21:40:30
●A77.54.186.1462026-03-02 → 2026-03-27 · 3 obs
○ 2017-08-15 22:26:40
● 2026-03-02 02:36:14
● 2026-03-27 21:40:30

🔍 DNS Trace

Analysis

Hierarchy

pgdlisboa.pt is a parent of dns2.pgdlisboa.pt, dns1.pgdlisboa.pt, dns3.pgdlisboa.pt, mail.pgdlisboa.pt and ns.pgdlisboa.pt.

IP Addresses

pgdlisboa.pt points to a single IP address: 77.54.186.146.

Name Servers

pgdlisboa.pt is delegated to four name servers: dns1.pgdlisboa.pt, dns2.pgdlisboa.pt, dns3.pgdlisboa.pt and ns.pgdlisboa.pt.

Host names with a single IP

dns1.pgdlisboa.pt points to: 77.54.186.128

dns2.pgdlisboa.pt points to: 148.69.220.253

dns3.pgdlisboa.pt points to: 148.69.220.231

ns.pgdlisboa.pt points to: 77.54.186.128

Host names pointing to 77.54.186.128: dns1.pgdlisboa.pt and ns.pgdlisboa.pt

Common pattern: 77.54.186.128 is the target for dns1.pgdlisboa.pt and ns.pgdlisboa.pt

Mail Servers

Two mail servers handle pgdlisboa.pt: smtp.net4b.pt and mail.pgdlisboa.pt.

pgdlisboa.pt shares at least partially some mail servers with other domains, for instance citrix.locarent.pt, fsccqdl.com, net4b.pt, norte.locarent.pt and fsccquintadolago.com.

These mail servers commonly pair with mail.locarent.pt, mailopo.locarent.pt, mail.fsccquintadolago.com, locarent-pt.mail.protection.outlook.com and mail.ipodec.pt.

Host names with one IP number:

smtp.net4b.pt points to 195.245.176.7; mail.pgdlisboa.pt points to 213.58.234.2.