core-1.com - robtex.com
core-1.com
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=1786611369 | ||||||
Same first word
core-1.com |
Similar names
DNS History
6 records (4 active, 2 former)
●NSns43.worldnic.com2015-08-15 → 2026-08-13 · 2 obs
● 2026-08-13 09:05:36
●NSns44.worldnic.com2015-08-15 → 2026-08-13 · 2 obs
● 2026-08-13 09:05:36
●MXcore1-com01b.mail.protection.outlook.com2015-08-15 → 2026-08-13 · 2 obs
● 2026-08-13 09:05:36
○A72.249.5.2252015-08-15 → 2017-01-29 · 4 obs
● 2017-01-29 06:13:06
○ 2020-01-04 08:13:56
○ 2026-08-13 09:05:36
○A75.98.175.1262020-01-04 → 2020-01-04 · 4 obs
● 2020-01-04 08:13:56
○ 2026-03-09 06:21:34
○ 2026-08-13 09:05:36
●A75.98.175.712026-03-09 → 2026-08-13 · 5 obs
● 2026-03-09 06:21:34
○ 2026-08-09 22:38:48
● 2026-08-11 00:29:50
● 2026-08-13 09:05:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| core-1.com | ns43.worldnic.com, ns44.worldnic.com | 2 records |
✅ Authoritative Response
Server:162.159.26.111
NS records: ns43.worldnic.com, ns44.worldnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for core-1.com (unsigned zone)
⏱️ Timing
Total: 167ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 75.98.175.71 |
| NS | 2 | ns44.worldnic.com, ns43.worldnic.com |
| MX | 1 | core1-com01b.mail.protection.outlook.com |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | NS43.WORLDNIC.com namehost.WORLDNIC.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns43.worldnic.com, ns44.worldnic.com)
Analysis
IP Addresses
core-1.com resolves to one IP address: 75.98.175.71.
miscinfo.net, bzirk.com, hednorth.com and two other host names share IP numbers with core-1.com.
Name Servers
core-1.com has two authoritative name servers — ns43.worldnic.com and ns44.worldnic.com.
core-1.com uses the same name servers as several other domains — among them skillstreamer.com, micro-drives.org, t-a-o.info and two more.
The name servers for core-1.com overlap at least partially with those of other domains — for example banfieldcomplaints.org.
ns43.worldnic.com → 162.159.26.111 and ns44.worldnic.com → 162.159.27.50: one IP number per host name.
Mail Servers
Mail for core-1.com is handled by a single mail server, core1-com01b.mail.protection.outlook.com.
core1-com01b.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.8.46, 52.101.10.5, 52.101.10.18 and 5 others.