coreoptic.com - dns.ninja

coreoptic.com

DNSSEC⚠️ Not signed
A156.247.81.116🇧🇷 GNET-AS9294156.247.80.0/20
NSa3.share-dns.com ⭐ ⚠️ Not in parent delegation
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSa.share-dns.com ⚠️ Not in zone NS records
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb.share-dns.net ⚠️ Not in zone NS records
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb3.share-dns.net ⚠️ Not in parent delegation
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
SOAa.share-dns.commaster@share-dns.com serial=1751505662

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1781825735

Previously MX for

coreoptic.com

Same first word

coreoptic.com

Similar names

coopertic.com
ecopictor.com
topiccore.com
certicoop.com
octoprice.com

DNS History

17 records (5 active, 12 former)

200920112013201520172019202120232025NSa.share-dns.coma3.share-dns.comb.share-dns.netb3.share-dns.netns13.xincache.comns14.xincache.comns7.syra.com.auns8.syra.com.auMXcoreoptic.commxbiz1.qq.commxbiz2.qq.comA156.247.81.116142.0.129.221198.56.215.39198.56.215.65203.170.82.6847.254.78.9
●NSa.share-dns.com2026-03-27 → 2026-06-18 · 3 obs
○ 2020-04-06 00:01:44
● 2026-03-27 22:06:32
● 2026-06-18 23:55:58
●NSa3.share-dns.com2026-03-27 → 2026-06-18 · 3 obs
○ 2020-04-06 00:01:44
● 2026-03-27 22:06:32
● 2026-06-18 23:55:58
●NSb.share-dns.net2026-03-27 → 2026-06-18 · 3 obs
○ 2020-04-06 00:01:44
● 2026-03-27 22:06:32
● 2026-06-18 23:55:58
●NSb3.share-dns.net2026-03-27 → 2026-06-18 · 3 obs
○ 2020-04-06 00:01:44
● 2026-03-27 22:06:32
● 2026-06-18 23:55:58
○NSns13.xincache.com2015-07-26 → 2020-04-06 · 5 obs
○ 2008-03-08 01:01:54
● 2015-07-26 00:07:32
● 2020-04-06 00:01:44
○ 2026-03-27 22:06:32
○ 2026-06-18 23:55:58
○NSns14.xincache.com2015-07-26 → 2020-04-06 · 5 obs
○ 2008-03-08 01:01:54
● 2015-07-26 00:07:32
● 2020-04-06 00:01:44
○ 2026-03-27 22:06:32
○ 2026-06-18 23:55:58
○NSns7.syra.com.au2008-03-08 → 2008-03-08 · 3 obs
● 2008-03-08 01:01:54
○ 2015-07-26 00:07:32
○ 2026-06-18 23:55:58
○NSns8.syra.com.au2008-03-08 → 2008-03-08 · 3 obs
● 2008-03-08 01:01:54
○ 2015-07-26 00:07:32
○ 2026-06-18 23:55:58
○MXcoreoptic.com2008-03-08 → 2008-03-08 · 3 obs
● 2008-03-08 01:01:54
○ 2015-07-26 00:07:32
○ 2026-06-18 23:55:58
○MXmxbiz1.qq.com2015-07-26 → 2020-04-06 · 5 obs
○ 2008-03-08 01:01:54
● 2015-07-26 00:07:32
● 2020-04-06 00:01:44
○ 2026-03-27 22:06:32
○ 2026-06-18 23:55:58
○MXmxbiz2.qq.com2015-07-26 → 2020-04-06 · 5 obs
○ 2008-03-08 01:01:54
● 2015-07-26 00:07:32
● 2020-04-06 00:01:44
○ 2026-03-27 22:06:32
○ 2026-06-18 23:55:58
○A142.0.129.2212015-07-26 → 2015-07-26 · 4 obs
○ 2008-03-08 01:01:54
● 2015-07-26 00:07:32
○ 2015-11-28 04:44:44
○ 2026-06-18 23:55:58
●A156.247.81.1162026-03-27 → 2026-06-18 · 3 obs
○ 2020-04-06 00:01:44
● 2026-03-27 22:06:32
● 2026-06-18 23:55:58
○A198.56.215.392015-11-28 → 2016-03-10 · 5 obs
○ 2015-07-26 00:07:32
● 2015-11-28 04:44:44
● 2016-03-10 01:35:02
○ 2016-07-04 00:39:46
○ 2026-06-18 23:55:58
○A198.56.215.652016-07-04 → 2017-02-18 · 5 obs
○ 2016-03-10 01:35:02
● 2016-07-04 00:39:46
● 2017-02-18 23:23:58
○ 2020-04-06 00:01:44
○ 2026-06-18 23:55:58
○A203.170.82.682008-03-08 → 2008-03-08 · 3 obs
● 2008-03-08 01:01:54
○ 2015-07-26 00:07:32
○ 2026-06-18 23:55:58
○A47.254.78.92020-04-06 → 2020-04-06 · 4 obs
○ 2017-02-18 23:23:58
● 2020-04-06 00:01:44
○ 2026-03-27 22:06:32
○ 2026-06-18 23:55:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net, d.gtld-servers.net...-
coreoptic.comb3.share-dns.net, a3.share-dns.com1 record

✅ Authoritative Response

Server:172.64.52.239

NS records: b3.share-dns.net, a3.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coreoptic.com (unsigned zone)

⏱️ Timing

Total: 1060ms | Queries: -

📄 Records

TypeCountSample Data
A1156.247.81.116
NS2a.share-dns.com, b.share-dns.net
SOA1a.share-dns.com master.share-dns.com

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a3.share-dns.com)

Analysis

IP Addresses

coreoptic.com resolves to one IP address: 156.247.81.116.

Name Servers

The authoritative name servers for coreoptic.com are a3.share-dns.com, a.share-dns.com, b3.share-dns.net and b.share-dns.net.

coreoptic.com shares at least some of its name servers with other domains, including baystreetforeacause.com, zhongkeqilin.com, zhaodong7.com and two others.

These name servers are frequently seen alongside a7.share-dns.com, b7.share-dns.net, a8.share-dns.com and 7 other name servers.

Four host names each point to one IP address: a3.share-dns.com and a.share-dns.com both point to 172.64.53.25, and b3.share-dns.net and b.share-dns.net both point to 172.64.52.239.

Both a3.share-dns.com and a.share-dns.com resolve to 172.64.53.25 IP addresses each.

Both b3.share-dns.net and b.share-dns.net resolve to 172.64.52.239 IP addresses each.