core23.com - dns.ninja
core23.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns1.afternic.com ⭐ | ||||||
| A | 2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44 | ||||||
| PTR | ns1.afternic.com | ||||||
| A | 97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns1.afternic.com | ||||||
| NS | ns2.afternic.com | ||||||
| A | 2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44 | ||||||
| PTR | ns2.afternic.com | ||||||
| A | 173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns2.afternic.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.afternic.comdns@jomax.net serial=1 | ||||||
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=1781678960 | ||||||
Subdomains
mail.core23.com |
Same first word
Similar names
DNS History
13 records (4 active, 9 former)
●NSns1.afternic.com2026-02-15 → 2026-06-17 · 3 obs
● 2026-02-15 00:04:48
● 2026-06-17 07:13:30
○NSns1.first-ns.de2015-06-19 → 2019-04-08 · 4 obs
● 2019-04-08 09:31:52
○ 2026-02-15 00:04:48
○ 2026-06-17 07:13:30
●NSns2.afternic.com2026-02-15 → 2026-06-17 · 3 obs
● 2026-02-15 00:04:48
● 2026-06-17 07:13:30
○NSrobotns2.second-ns.de2015-06-19 → 2019-04-08 · 4 obs
● 2019-04-08 09:31:52
○ 2026-02-15 00:04:48
○ 2026-06-17 07:13:30
○NSrobotns3.second-ns.com2015-06-19 → 2019-04-08 · 4 obs
● 2019-04-08 09:31:52
○ 2026-02-15 00:04:48
○ 2026-06-17 07:13:30
○MX.2026-02-15 → 2026-02-15 · 4 obs
● 2026-02-15 00:04:48
○ 2026-02-20 00:41:12
○ 2026-06-17 07:13:30
○MXmail.core23.com2015-06-19 → 2026-02-15 · 4 obs
● 2026-02-15 00:04:48
○ 2026-02-20 00:41:12
○ 2026-06-17 07:13:30
○A116.202.29.422019-04-08 → 2019-04-08 · 4 obs
● 2019-04-08 09:31:52
○ 2026-02-15 00:04:48
○ 2026-06-17 07:13:30
●A13.248.169.482026-02-15 → 2026-06-17 · 3 obs
● 2026-02-15 00:04:48
● 2026-06-17 07:13:30
○A144.76.202.872015-06-19 → 2017-01-01 · 4 obs
● 2017-01-01 18:21:28
○ 2019-04-08 09:31:52
○ 2026-06-17 07:13:30
○A2a01:4f8:200:8356::22016-02-07 → 2017-01-01 · 5 obs
● 2016-02-07 09:40:16
● 2017-01-01 18:21:28
○ 2019-04-08 09:31:52
○ 2026-06-17 07:13:30
○A2a01:4f8:c010:2cd7::12019-04-08 → 2019-04-08 · 4 obs
● 2019-04-08 09:31:52
○ 2026-02-15 00:04:48
○ 2026-06-17 07:13:30
●A76.223.54.1462026-02-15 → 2026-06-17 · 3 obs
● 2026-02-15 00:04:48
● 2026-06-17 07:13:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| core23.com | ns1.afternic.com, ns2.afternic.com | 4 records |
✅ Authoritative Response
Server:97.74.98.69
NS records: ns1.afternic.com, ns2.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for core23.com (unsigned zone)
⏱️ Timing
Total: 114ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.54.146, 13.248.169.48 |
| NS | 2 | ns1.afternic.com, ns2.afternic.com |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.afternic.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)
Analysis
Hierarchy
core23.com serves as the parent of mail.core23.com.
IP Addresses
core23.com resolves to the IP addresses 13.248.169.48 and 76.223.54.146
climbox.com, alltrend.org, a-b.ai and two other host names share IP numbers with core23.com.
Name Servers
core23.com uses two name servers for its delegation: ns1.afternic.com and ns2.afternic.com.
core23.com uses the same name servers as several other domains — among them flexicon.net, www.www.www.67778.com, step.guide and two more.
core23.com has at least partial name server overlap with other domains, such as opiat.com, ovulaid.com, pavovietnam.com and two others.
It is common to find these name servers paired with the name servers verification-d3jclucsp89ganyqbydeny.ns101.verify.hn, verification-vesbet7nkettdw2mc9cgox.ns101.verify.hn, verification-ag3xtxqjhqhiyarqdrht2l.ns101.verify.hn and verification-jumkeogovghffpq9q4jxy9.ns101.verify.hn.
The two host names ns1.afternic.com and ns2.afternic.com each have a pair of IP addresses: ns1.afternic.com has 97.74.98.69 and 2603:5:2126::45, and ns2.afternic.com has 173.201.66.69 and 2603:5:2226::45.