coretetra.com - robtex.com

`coretetra.com`

DNSSEC	⚠️ Not signed
A	52.222.177.51^{🇺🇸 Amazon}
		PTR	`server-52-222-177-51.lhr95.r.cloudfront.net`
A	52.222.177.59^{🇺🇸 Amazon}
A	52.222.177.80^{🇺🇸 Amazon}
A	52.222.177.83^{🇺🇸 Amazon}
NS	`ns-1656.awsdns-15.co.uk` ⭐
		A	2600:9000:5306:7800::1^{🇺🇸 Amazon}
			PTR	`ns-1656.awsdns-15.co.uk`
		A	205.251.198.120^{🇺🇸 Amazon}
			PTR	`ns-1656.awsdns-15.co.uk`
NS	`ns-1032.awsdns-01.org`
		A	2600:9000:5304:800::1^{🇺🇸 Amazon}
			PTR	`ns-1032.awsdns-01.org`
		A	205.251.196.8^{🇺🇸 Amazon}
			PTR	`ns-1032.awsdns-01.org`
NS	`ns-442.awsdns-55.com`
		A	2600:9000:5301:ba00::1^{🇺🇸 Amazon}
			PTR	`ns-442.awsdns-55.com`
		A	205.251.193.186^{🇺🇸 Amazon}
			PTR	`ns-442.awsdns-55.com`
NS	`ns-737.awsdns-28.net`
		A	2600:9000:5302:e100::1^{🇺🇸 Amazon}
			PTR	`ns-737.awsdns-28.net`
		A	205.251.194.225^{🇺🇸 Amazon}
			PTR	`ns-737.awsdns-28.net`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4023:1004::1a^{🇺🇸 Google}
			PTR	`rq-in-f26.1e100.net`
		A	2607:f8b0:4023:1004::1b^{🇺🇸 Google}
			PTR	`rq-in-f27.1e100.net`
		A	2607:f8b0:4023:1011::1a^{🇺🇸 Google}
			PTR	`ncdfwo-in-f26.1e100.net`
		A	2607:f8b0:4023:1011::1b^{🇺🇸 Google}
			PTR	`ncdfwo-in-f27.1e100.net`
		A	142.250.26.26^{🇺🇸 Google}
			PTR	`ncdfwo-in-f26.1e100.net`
		A	142.250.26.27^{🇺🇸 Google}
			PTR	`ncdfwo-in-f27.1e100.net`
		A	142.250.114.27^{🇺🇸 Google}
			PTR	`rr-in-f27.1e100.net`
		A	142.250.115.26^{🇺🇸 Google}
			PTR	`rq-in-f26.1e100.net`
		A	142.250.115.27^{🇺🇸 Google}
			PTR	`rq-in-f27.1e100.net`
MX	`takabtjds56452qpakzvhbdkmnpfjadwdiiesjp77gdkuddv6crq.mx-verification.google.com`⁽¹⁵⁾
SOA	`ns-1656.awsdns-15.co.uk`awsdns-hostmaster@amazon.com 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.net`nstld@verisign-grs.com serial=1771291435

Same first word

coretetra.com

Similar names

coteterra.com.au

tetracore.com.cn

careotter.com

treecoart.com

retreatco.com

coretreat.com

retrocate.com

tetracore.com

DNS History

22 records (10 active, 12 former)

●NSns-1032.awsdns-01.org2026-02-15 → 2026-02-19 · 2 obs

● 2026-02-15 13:42:56
● 2026-02-19 06:46:20

●NSns-1656.awsdns-15.co.uk2026-02-15 → 2026-02-19 · 2 obs

● 2026-02-15 13:42:56
● 2026-02-19 06:46:20

●NSns-442.awsdns-55.com2026-02-15 → 2026-02-19 · 2 obs

● 2026-02-15 13:42:56
● 2026-02-19 06:46:20

●NSns-737.awsdns-28.net2026-02-15 → 2026-02-19 · 2 obs

● 2026-02-15 13:42:56
● 2026-02-19 06:46:20

●MXsmtp.google.com2026-02-15 → 2026-02-19 · 2 obs

● 2026-02-15 13:42:56
● 2026-02-19 06:46:20

●MXtakabtjds56452qpakzvhbdkmnpfjadwdiiesjp77gdkuddv6crq.mx-verification.google.com2026-02-15 → 2026-02-19 · 2 obs

● 2026-02-15 13:42:56
● 2026-02-19 06:46:20

○A18.245.187.362026-02-15 → 2026-02-16 · 4 obs

● 2026-02-15 13:42:56
● 2026-02-16 13:19:44
○ 2026-02-16 22:15:36
○ 2026-02-19 06:46:20

○A18.245.187.522026-02-15 → 2026-02-16 · 4 obs

● 2026-02-15 13:42:56
● 2026-02-16 13:19:44
○ 2026-02-16 22:15:36
○ 2026-02-19 06:46:20

○A18.245.187.622026-02-15 → 2026-02-16 · 4 obs

● 2026-02-15 13:42:56
● 2026-02-16 13:19:44
○ 2026-02-16 22:15:36
○ 2026-02-19 06:46:20

○A18.245.187.632026-02-15 → 2026-02-16 · 4 obs

● 2026-02-15 13:42:56
● 2026-02-16 13:19:44
○ 2026-02-16 22:15:36
○ 2026-02-19 06:46:20

○A216.137.39.1082026-02-17 → 2026-02-19 · 12 obs

○ 2026-02-17 01:24:30
● 2026-02-17 03:32:50
○ 2026-02-17 07:38:30
● 2026-02-17 22:56:54
○ 2026-02-18 00:10:28
○ 2026-02-18 01:16:36
● 2026-02-18 03:33:56
○ 2026-02-18 19:41:20
○ 2026-02-19 00:10:20
● 2026-02-19 01:15:50
○ 2026-02-19 06:46:14
○ 2026-02-19 06:46:20

○A216.137.39.1152026-02-17 → 2026-02-19 · 12 obs

○A216.137.39.1292026-02-17 → 2026-02-19 · 12 obs

○A216.137.39.312026-02-17 → 2026-02-19 · 12 obs

●A52.222.177.512026-02-17 → 2026-02-19 · 14 obs

○ 2026-02-16 22:15:36
● 2026-02-17 01:24:30
○ 2026-02-17 03:32:50
● 2026-02-17 07:38:30
○ 2026-02-17 22:56:54
○ 2026-02-18 00:10:28
● 2026-02-18 01:16:36
○ 2026-02-18 03:33:56
● 2026-02-18 19:41:20
● 2026-02-18 23:07:56
○ 2026-02-19 00:10:20
○ 2026-02-19 01:15:50
● 2026-02-19 06:46:14
● 2026-02-19 06:46:20

●A52.222.177.592026-02-17 → 2026-02-19 · 14 obs

●A52.222.177.802026-02-17 → 2026-02-19 · 14 obs

●A52.222.177.832026-02-17 → 2026-02-19 · 14 obs

○A52.85.193.1142026-02-16 → 2026-02-19 · 11 obs

○ 2026-02-15 13:42:56
○ 2026-02-16 13:19:44
● 2026-02-16 22:15:36
○ 2026-02-17 01:24:30
○ 2026-02-17 22:56:54
● 2026-02-18 00:10:28
○ 2026-02-18 01:16:36
○ 2026-02-18 23:07:56
● 2026-02-19 00:10:20
○ 2026-02-19 01:15:50
○ 2026-02-19 06:46:20

○A52.85.193.32026-02-16 → 2026-02-19 · 11 obs

○A52.85.193.592026-02-16 → 2026-02-19 · 11 obs

○A52.85.193.992026-02-16 → 2026-02-19 · 11 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
coretetra.com	ns-737.awsdns-28.net, ns-442.awsdns-55.com, ns-1032.awsdns-01.org, ns-1656.awsdns-15.co.uk	1 record

✅ Authoritative Response

Server: 205.251.194.225

NS records: ns-737.awsdns-28.net, ns-442.awsdns-55.com, ns-1032.awsdns-01.org, ns-1656.awsdns-15.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coretetra.com (unsigned zone)

⏱️ Timing

Total: 551ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`52.85.193.59, 52.85.193.3...`
NS	4	`ns-1032.awsdns-01.org, ns-1656.awsdns-15.co.uk...`
MX	2	`smtp.google.com (pri: 1), takabtjds56452qpakzvhbdkmnpfjadwdiiesjp7`
SOA	1	`ns-1656.awsdns-15.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-442.awsdns-55.com)

AI analysis

Four IP numbers are pointed to by coretetra.com: 52.222.177.51, 52.222.177.59, 52.222.177.80 and 52.222.177.83.

other host names including m.classmethod.jp, uscyberrange.org, villadelrio.es, omahasolarinstaller.biz and www.azmedconnect.ph share IP numbers with coretetra.com.

coretetra.com is delegated to four name servers: ns-442.awsdns-55.com, ns-737.awsdns-28.net, ns-1032.awsdns-01.org and ns-1656.awsdns-15.co.uk.

coretetra.com at least partially shares name servers with other domains, for instance mytimetable.nl, 8x8company.com, thetrainingcatalog8.com, hakana.htgdev.cloud and 1kings.bible.

Host names with two IP numbers:

ns-442.awsdns-55.com points to 2600:9000:5301:ba00::1 and 205.251.193.186; ns-737.awsdns-28.net points to 2600:9000:5302:e100::1 and 205.251.194.225; ns-1032.awsdns-01.org points to 2600:9000:5304:800::1 and 205.251.196.8; ns-1656.awsdns-15.co.uk points to 2600:9000:5306:7800::1 and 205.251.198.120.

Two mail servers handle coretetra.com: smtp.google.com and takabtjds56452qpakzvhbdkmnpfjadwdiiesjp77gdkuddv6crq.mx-verification.google.com.

coretetra.com shares some mail servers with other domains, at least partially, for instance startupcraft.in, odelay.org, laqua.ca, sendq.com and mediorama.pl.

these mail servers are often used together with mail servers aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

Host names with nine IP numbers: smtp.google.com points to 2607:f8b0:4023:1004::1a, 2607:f8b0:4023:1004::1b, 2607:f8b0:4023:1011::1a, 2607:f8b0:4023:1011::1b, 142.250.26.26, 142.250.26.27, 142.250.114.27, 142.250.115.26 and 142.250.115.27.