examplecore.com - dns.ninja
examplecore.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2400:8500:1301:162::19:1🇯🇵 GMO-INTERNET2400:8500:1000::/36 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | v2009.coreserver.jp | ||||||
| A | 163.44.177.19🇯🇵 GMO-INTERNET163.44.177.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| NS | ns11.value-domain.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 172.64.52.98🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.52.184🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns1.value-domain.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns12.value-domain.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.53.86🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.53.188🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns13.value-domain.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.98🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.52.184🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.value-domain.com ⚠️ Not in parent delegation | ||||||
| A | 172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | examplecore.com ⭐ | ||||||
| A | 2400:8500:1301:162::19:1🇯🇵 GMO-INTERNET2400:8500:1000::/36 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | v2009.coreserver.jp | ||||||
| A | 163.44.177.19🇯🇵 GMO-INTERNET163.44.177.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | v2009.coreserver.jp | ||||||
| TXT | v=spf1 ip4:163.44.177.19 ip6:2400:8500:1301:162::19:1 include:mxr.valueserver... | ||||||
| SOA | ns1.value-domain.comhostmaster@examplecore.com 2025-10-23 #13 | ||||||
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=1791540244 | ||||||
MX for
examplecore.com |
Same first word
examplecore.com |
Similar names
Previous names
Next names
DNS History
12 records (8 active, 4 former)
○NSns1.r01.ru2015-05-17 → 2015-10-23 · 4 obs
● 2015-10-23 17:47:52
○ 2015-12-31 14:32:04
○ 2026-10-09 10:22:16
●NSns1.value-domain.com2026-04-15 → 2026-10-09 · 3 obs
● 2026-04-15 02:29:46
● 2026-10-09 10:22:16
●NSns11.value-domain.com2026-04-15 → 2026-10-09 · 3 obs
● 2026-04-15 02:29:46
● 2026-10-09 10:22:16
●NSns12.value-domain.com2026-04-15 → 2026-10-09 · 3 obs
● 2026-04-15 02:29:46
● 2026-10-09 10:22:16
●NSns13.value-domain.com2026-04-15 → 2026-10-09 · 3 obs
● 2026-04-15 02:29:46
● 2026-10-09 10:22:16
○NSns2.r01.ru2015-05-17 → 2015-10-23 · 4 obs
● 2015-10-23 17:47:52
○ 2015-12-31 14:32:04
○ 2026-10-09 10:22:16
●NSns2.value-domain.com2026-04-15 → 2026-10-09 · 5 obs
● 2026-04-15 02:29:46
○ 2026-09-30 07:18:42
● 2026-09-30 09:44:10
● 2026-10-09 10:22:16
●MXexamplecore.com2026-04-15 → 2026-10-09 · 4 obs
○ 2026-09-30 07:18:42
● 2026-09-30 09:44:10
● 2026-10-09 10:22:16
○A163.44.176.522026-04-15 → 2026-04-24 · 5 obs
● 2026-04-15 02:29:46
● 2026-04-24 17:30:40
○ 2026-09-03 12:12:42
○ 2026-10-09 10:22:16
●A163.44.177.192026-09-03 → 2026-10-09 · 5 obs
● 2026-09-03 12:12:42
○ 2026-09-30 07:18:42
● 2026-09-30 09:44:10
● 2026-10-09 10:22:16
●A2400:8500:1301:162::19:12026-09-03 → 2026-10-09 · 5 obs
● 2026-09-03 12:12:42
○ 2026-09-30 07:18:42
● 2026-09-30 09:44:10
● 2026-10-09 10:22:16
○A77.39.89.1142015-05-17 → 2015-10-23 · 4 obs
● 2015-10-23 17:47:52
○ 2015-12-31 14:32:04
○ 2026-10-09 10:22:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, h.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net... | - |
| examplecore.com | ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com | 3 records |
✅ Authoritative Response
Server:172.64.52.184
NS records: ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for examplecore.com (unsigned zone)
⏱️ Timing
Total: 1272ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 163.44.177.19 |
| AAAA | 1 | 2400:8500:1301:162::19:1 |
| NS | 2 | ns1.value-domain.com, ns2.value-domain.com |
| MX | 1 | examplecore.com (pri: 10) |
| TXT | 1 | v=spf1 ip4:163.44.177.19 ip6:2400:8500:1 |
| SOA | 1 | ns1.value-domain.com hostmaster.examplec |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com)
Analysis
Mail Server Role
The MX record for examplecore.com points back to examplecore.com — it is its own mail server.
IP Addresses
examplecore.com resolves to the IP addresses 163.44.177.19 and 2400:8500:1301:162::19:1
Among the host names that share IP numbers with examplecore.com are mail.gtls.jp, beautytrainsun.click, icjapan.jp and two others.
Name Servers
The authoritative name servers for examplecore.com are ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com and two others.
examplecore.com shares at least some of its name servers with other domains, including kosei.org, satisfill-inc.com, ar-k.jp and two others.
These name servers are routinely co-deployed with the name servers ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com and two others.
Hosts with two IP numbers each:
The A records for ns11.value-domain.com return 172.64.52.98 and 172.64.52.184.
The A records for ns12.value-domain.com return 172.64.53.86 and 172.64.53.188.
The A records for ns13.value-domain.com return 172.64.52.98 and 172.64.52.184.
Hosts that resolve to one IP address:
ns1.value-domain.com resolves to the IP address 172.64.52.38.
ns2.value-domain.com resolves to the IP address 172.64.53.3.
ns11.value-domain.com and ns13.value-domain.com each have 172.64.52.98 IP addresses.
ns11.value-domain.com and ns13.value-domain.com each have 172.64.52.184 IP addresses.
Mail Servers
The MX record for examplecore.com points to a single mail server: examplecore.com.
examplecore.com points to two IP addresses: 163.44.177.19 and 2400:8500:1301:162::19:1.