portalfiber.com - robtex.com
portalfiber.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 83.136.250.21🇬🇧 UPCLOUD83.136.248.0/21 GB-UPCLOUD-LON | ||||||
| PTR | 83-136-250-21.uk-lon1.upcloud.host | ||||||
| NS | ns1.durabledns.com ⭐ ⚠️ Not in zone NS records | ||||||
| A | 162.217.30.20🇨🇦 DURABLEDNS162.217.30.0/24 DurableDNS LLC | ||||||
| PTR | ns1.durabledns.com | ||||||
| NS | ns2.durabledns.com ⚠️ Not in zone NS records | ||||||
| A | 162.217.31.20🇩🇪 DURABLEDNS162.217.31.0/24 DurableDNS LLC | ||||||
| PTR | ns2.durabledns.com | ||||||
| MX | smtp.portalfiber.com ⭐ | ||||||
| A | 83.136.250.21🇬🇧 UPCLOUD83.136.248.0/21 GB-UPCLOUD-LON | ||||||
| PTR | 83-136-250-21.uk-lon1.upcloud.host | ||||||
| SOA | ns1.durabledns.comsupport@durabledns.com serial=1768732661 | ||||||
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=1777209856 | ||||||
Subdomains
smtp.portalfiber.com |
Same first word
portalfiber.com |
Similar names
DNS History
13 records (4 active, 9 former)
○NSdns1.name-services.com2015-07-23 → 2017-10-05 · 4 obs
● 2017-10-05 22:35:54
○ 2026-04-04 18:14:56
○ 2026-04-26 13:33:36
○NSdns2.name-services.com2015-07-23 → 2017-10-05 · 4 obs
● 2017-10-05 22:35:54
○ 2026-04-04 18:14:56
○ 2026-04-26 13:33:36
○NSdns3.name-services.com2015-07-23 → 2017-10-05 · 4 obs
● 2017-10-05 22:35:54
○ 2026-04-04 18:14:56
○ 2026-04-26 13:33:36
○NSdns4.name-services.com2015-07-23 → 2017-10-05 · 4 obs
● 2017-10-05 22:35:54
○ 2026-04-04 18:14:56
○ 2026-04-26 13:33:36
○NSdns5.name-services.com2015-07-23 → 2017-10-05 · 4 obs
● 2017-10-05 22:35:54
○ 2026-04-04 18:14:56
○ 2026-04-26 13:33:36
●NSns1.durabledns.com2026-04-04 → 2026-04-26 · 3 obs
● 2026-04-04 18:14:56
● 2026-04-26 13:33:36
●NSns2.durabledns.com2026-04-04 → 2026-04-26 · 3 obs
● 2026-04-04 18:14:56
● 2026-04-26 13:33:36
○MXp.nsm.ctmail.com2015-07-23 → 2016-03-11 · 4 obs
● 2016-03-11 03:10:18
○ 2017-02-24 02:44:58
○ 2026-04-26 13:33:36
●MXsmtp.portalfiber.com2026-04-04 → 2026-04-26 · 3 obs
● 2026-04-04 18:14:56
● 2026-04-26 13:33:36
○A64.74.223.462015-07-23 → 2015-11-13 · 4 obs
● 2015-11-13 11:08:58
○ 2016-02-07 11:51:34
○ 2026-04-26 13:33:36
○A69.64.147.342017-10-01 → 2017-10-05 · 5 obs
● 2017-10-01 04:04:56
● 2017-10-05 22:35:54
○ 2026-04-04 18:14:56
○ 2026-04-26 13:33:36
●A83.136.250.212026-04-04 → 2026-04-26 · 3 obs
● 2026-04-04 18:14:56
● 2026-04-26 13:33:36
○A98.124.243.462016-02-07 → 2017-04-19 · 5 obs
● 2016-02-07 11:51:34
● 2017-04-19 08:24:08
○ 2017-10-01 04:04:56
○ 2026-04-26 13:33:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| portalfiber.com | ns1.durabledns.com, ns2.durabledns.com | 2 records |
✅ Authoritative Response
Server:162.217.30.20
NS records: ns1.durabledns.com, ns2.durabledns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for portalfiber.com (unsigned zone)
⏱️ Timing
Total: 280ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 83.136.250.21 |
| MX | 1 | smtp.portalfiber.com (pri: 0) |
| SOA | 1 | ns1.durabledns.com support.durabledns.co |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.durabledns.com, ns2.durabledns.com)
Analysis
Hierarchy
The parent of smtp.portalfiber.com is portalfiber.com.
IP Addresses
portalfiber.com points to a single IP number: 83.136.250.21.
Other host names, for instance mail2.gunslinger4x4.com, 83-136-250-21.uk-lon1.upcloud.host, yogatrends.org, svworld.net and gunslinger4x4.com share IP numbers with portalfiber.com.
Name Servers
portalfiber.com is delegated to two name servers: ns1.durabledns.com and ns2.durabledns.com.
portalfiber.com uses the same name server setup as other domains, for instance mojvps.net, letsbuy247.com, dcschools.com, riversidedevelopmentsite.org and partiesbank.co.il.
portalfiber.com shares name servers with other domains at least partially, for instance kennewickwageneralcontractor.com, opsysthegame.com, oss.ninja, metropoli2000.com and namvietluat.org.
These name servers are commonly used with ns3.durabledns.com, ns1.the-name-server.com, ns2.the-name-server.com and ns3.the-name-server.com.
Host names with one IP number:
ns1.durabledns.com points to: 162.217.30.20.
ns2.durabledns.com points to: 162.217.31.20.
Mail Servers
The mail server for portalfiber.com is smtp.portalfiber.com.
Host name smtp.portalfiber.com resolves to IP 83.136.250.21.