4.is - robtex.com
4.is
| DNSSEC | ⚠️ Not signed | ||||||
| A | 52.2.101.114🇺🇸 Amazon52.2.0.0/15 EC2 IAD prefix | ||||||
| PTR | ec2-52-2-101-114.compute-1.amazonaws.com | ||||||
| NS | ns8005.hostgator.com ⭐ | ||||||
| A | 192.185.5.104🇺🇸 Jacksonville192.185.5.0/24 | ||||||
| PTR | ns8005.hostgator.com | ||||||
| NS | ns8006.hostgator.com | ||||||
| A | 192.185.5.105🇺🇸 Jacksonville192.185.5.0/24 | ||||||
| PTR | ns8006.hostgator.com | ||||||
| MX | mail.4.is ⭐ | ||||||
| A | 192.185.16.243🇺🇸 Jacksonville192.185.16.0/24 | ||||||
| PTR | gator4003.hostgator.com | ||||||
| TXT | v=spf1 a mx include:websitewelcome.com ~all | ||||||
| SOA | ns8005.hostgator.comroot@gator4003.hostgator.com 2026-02-18 #1 | ||||||
is
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.is ⭐ | ||||||
| NS | c.nic.is | ||||||
| NS | d.nic.is | ||||||
| NS | e.nic.is | ||||||
| NS | f.nic.is | ||||||
| SOA | a.nic.ishostmaster@isnic.is serial=1772040602 | ||||||
Subdomains
mail.4.is |
Same first word
DNS History
10 records (4 active, 6 former)
○NSns1.opex.is2015-09-03 → 2017-08-19 · 4 obs
● 2017-08-19 11:20:34
○ 2026-02-28 07:33:58
○ 2026-02-28 14:40:36
○NSns2.opex.is2015-09-03 → 2017-08-19 · 4 obs
● 2017-08-19 11:20:34
○ 2026-02-28 07:33:58
○ 2026-02-28 14:40:36
○NSns3.opex.is2015-09-03 → 2017-08-19 · 4 obs
● 2017-08-19 11:20:34
○ 2026-02-28 07:33:58
○ 2026-02-28 14:40:36
●NSns8005.hostgator.com2026-02-28 → 2026-02-28 · 3 obs
● 2026-02-28 07:33:58
● 2026-02-28 14:40:36
●NSns8006.hostgator.com2026-02-28 → 2026-02-28 · 3 obs
● 2026-02-28 07:33:58
● 2026-02-28 14:40:36
●MXmail.4.is2026-02-28 → 2026-02-28 · 3 obs
● 2026-02-28 07:33:58
● 2026-02-28 14:40:36
○MXmx1.opex.is2015-09-03 → 2017-08-19 · 4 obs
● 2017-08-19 11:20:34
○ 2026-02-28 07:33:58
○ 2026-02-28 14:40:36
○MXmx2.opex.is2015-09-03 → 2017-08-19 · 4 obs
● 2017-08-19 11:20:34
○ 2026-02-28 07:33:58
○ 2026-02-28 14:40:36
○A185.27.36.682015-09-03 → 2017-08-19 · 4 obs
● 2017-08-19 11:20:34
○ 2026-02-28 07:33:58
○ 2026-02-28 14:40:36
●A52.2.101.1142026-02-28 → 2026-02-28 · 3 obs
● 2026-02-28 07:33:58
● 2026-02-28 14:40:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| is | a.nic.is, c.nic.is, d.nic.is, e.nic.is... | 10 records |
| 4.is | ns8005.hostgator.com, ns8006.hostgator.com | - |
✅ Authoritative Response
Server: 192.185.5.105
NS records: ns8005.hostgator.com, ns8006.hostgator.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 4.is (unsigned zone)
⏱️ Timing
Total: 627ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.2.101.114 |
| NS | 2 | ns8005.hostgator.com, ns8006.hostgator.com |
| MX | 1 | mail.4.is (pri: 0) |
| TXT | 1 | v=spf1 a mx include:websitewelcome.com ~ |
| SOA | 1 | ns8005.hostgator.com root.gator4003.host |
📌 Glue Records Collected
Total: 10
In-bailiwick: 10 (a.nic.is, a.nic.is, c.nic.is...)
Analysis
Hierarchy
4.is is the parent of mail.4.is.
IP Addresses
4.is resolves to one IP number: 52.2.101.114.
other host names including youmail.biz, kyvoa.com, simvoly.com, victoriousparenting.com and kazzalee.com share IP numbers with 4.is.
Name Servers
4.is is delegated to two name servers ns8005.hostgator.com and ns8006.hostgator.com.
4.is shares the same name server setup as other domains, for instance clickmaths.net, gogreencompost.com, aplusserpents.com, colcacanyontour.com and gsolano.es.
4.is at least partially shares name servers with other domains, for instance sainttheresaiowa.org, seewhatisthere.com, polebitski.com, passtheportal.com and irischen.com.
These name servers are commonly used with the following name servers: ns455.hostgator.com, ns456.hostgator.com, ns10.hostgator.com, ns9.hostgator.com, ns1425.hostgator.com, ns1426.hostgator.com, hgns1.hostgator.com, hgns2.hostgator.com, ns1867.hostgator.com and ns1868.hostgator.com.
Host names with one IP number:
ns8005.hostgator.com points to 192.185.5.104
ns8006.hostgator.com points to 192.185.5.105
Mail Servers
4.is is handled by a single mail server, mail.4.is.
mail.4.is resolves to IP 192.185.16.243.