cofoundergpt.dev - dns.ninja

`cofoundergpt.dev`

DNSSEC	⚠️ Not signed
A	13.35.78.18^{🇺🇸 Amazon13.35.78.0/23 -Cloudfront}
		PTR	`server-13-35-78-18.iad61.r.cloudfront.net`
A	13.35.78.49^{🇺🇸 Amazon13.35.78.0/23 -Cloudfront}
A	13.35.78.75^{🇺🇸 Amazon13.35.78.0/23 -Cloudfront}
A	13.35.78.111^{🇺🇸 Amazon13.35.78.0/23 -Cloudfront}
NS	`ns-353.awsdns-44.com` ⭐
		A	2600:9000:5301:6100::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-353.awsdns-44.com`
		A	205.251.193.97^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-353.awsdns-44.com`
NS	`ns-1271.awsdns-30.org`
		A	2600:9000:5304:f700::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1271.awsdns-30.org`
		A	205.251.196.247^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1271.awsdns-30.org`
NS	`ns-2038.awsdns-62.co.uk`
		A	2600:9000:5307:f600::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-2038.awsdns-62.co.uk`
		A	205.251.199.246^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-2038.awsdns-62.co.uk`
NS	`ns-967.awsdns-56.net`
		A	2600:9000:5303:c700::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-967.awsdns-56.net`
		A	205.251.195.199^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-967.awsdns-56.net`
SOA	`ns-353.awsdns-44.com`awsdns-hostmaster@amazon.com serial=1

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

🔒 HSTS Preload (+subdomains)

Same first word

cofoundergpt.dev

DNS History

84 records (8 active, 76 former)

●NSns-1271.awsdns-30.org2026-02-15 → 2026-07-05 · 2 obs

● 2026-02-15 17:17:04
● 2026-07-05 00:31:06

●NSns-2038.awsdns-62.co.uk2026-02-15 → 2026-07-05 · 2 obs

● 2026-02-15 17:17:04
● 2026-07-05 00:31:06

●NSns-353.awsdns-44.com2026-02-15 → 2026-07-05 · 2 obs

● 2026-02-15 17:17:04
● 2026-07-05 00:31:06

●NSns-967.awsdns-56.net2026-02-15 → 2026-07-05 · 2 obs

● 2026-02-15 17:17:04
● 2026-07-05 00:31:06

○A108.138.85.1042026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-25 04:36:38
● 2026-02-25 20:22:24
○ 2026-02-26 18:03:18
○ 2026-07-05 00:31:06

○A108.138.85.1222026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-25 04:36:38
● 2026-02-25 20:22:24
○ 2026-02-26 18:03:18
○ 2026-07-05 00:31:06

○A108.138.85.312026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-25 04:36:38
● 2026-02-25 20:22:24
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○A108.138.85.552026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-25 04:36:38
● 2026-02-25 20:22:24
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○A108.139.95.1162026-04-09 → 2026-04-20 · 21 obs

○ 2026-04-06 00:06:14
● 2026-04-09 04:30:28
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○A108.139.95.42026-04-09 → 2026-04-20 · 21 obs

○A108.139.95.452026-04-09 → 2026-04-20 · 21 obs

○A108.139.95.492026-04-09 → 2026-04-20 · 21 obs

○A108.158.137.1212026-05-06 → 2026-07-03 · 21 obs

○ 2026-05-03 07:22:00
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○A108.158.137.282026-05-06 → 2026-07-03 · 21 obs

○A108.158.137.772026-05-06 → 2026-07-03 · 21 obs

○A108.158.137.952026-05-06 → 2026-07-03 · 21 obs

○A13.249.96.132026-06-17 → 2026-06-18 · 9 obs

○ 2026-06-17 04:16:12
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○A13.249.96.382026-06-17 → 2026-06-18 · 9 obs

○A13.249.96.532026-06-17 → 2026-06-18 · 9 obs

○A13.249.96.752026-06-17 → 2026-06-18 · 9 obs

○A13.33.82.1172026-04-25 → 2026-05-08 · 21 obs

○ 2026-04-20 07:58:38
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○A13.33.82.152026-04-25 → 2026-05-08 · 21 obs

○A13.33.82.332026-04-25 → 2026-05-08 · 21 obs

○A13.33.82.892026-04-25 → 2026-05-08 · 21 obs

●A13.35.78.1112026-02-22 → 2026-07-05 · 86 obs

○ 2026-02-21 18:25:34
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●A13.35.78.182026-02-22 → 2026-07-05 · 86 obs

●A13.35.78.492026-02-22 → 2026-07-05 · 86 obs

●A13.35.78.752026-02-22 → 2026-07-05 · 86 obs

○A18.155.21.542026-03-28 → 2026-07-01 · 22 obs

○ 2026-03-28 03:20:48
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○A18.155.21.612026-03-28 → 2026-07-01 · 22 obs

○A18.155.21.892026-03-28 → 2026-07-01 · 22 obs

○A18.155.21.992026-03-28 → 2026-07-01 · 22 obs

○A18.165.160.102026-05-29 → 2026-06-29 · 6 obs

○ 2026-05-29 00:51:50
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○A18.165.160.282026-05-29 → 2026-06-29 · 6 obs

○ 2026-05-29 00:51:50
● 2026-05-29 03:40:46
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○A18.165.160.442026-05-29 → 2026-06-29 · 6 obs

○ 2026-05-29 00:51:50
● 2026-05-29 03:40:46
○ 2026-05-29 07:08:06
● 2026-06-29 07:59:10
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○A18.165.160.912026-05-29 → 2026-06-29 · 6 obs

○ 2026-05-29 00:51:50
● 2026-05-29 03:40:46
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○A18.172.134.222026-05-19 → 2026-07-02 · 32 obs

○ 2026-05-19 09:54:04
● 2026-05-19 11:38:14
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○A18.172.134.612026-05-19 → 2026-07-02 · 32 obs

○A18.172.134.882026-05-19 → 2026-07-02 · 32 obs

○A18.172.134.982026-05-19 → 2026-07-02 · 32 obs

○A18.238.80.1192026-03-14 → 2026-03-22 · 10 obs

○ 2026-03-12 03:58:00
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○A18.238.80.122026-03-14 → 2026-03-22 · 10 obs

○A18.238.80.292026-03-14 → 2026-03-22 · 10 obs

○A18.238.80.902026-03-14 → 2026-03-22 · 10 obs

○A18.239.168.1182026-05-19 → 2026-05-20 · 12 obs

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○A18.239.168.282026-05-19 → 2026-05-20 · 12 obs

○A18.239.168.702026-05-19 → 2026-05-20 · 12 obs

○A18.239.168.942026-05-19 → 2026-05-20 · 12 obs

○A18.65.39.1232026-04-05 → 2026-04-05 · 4 obs

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○A18.65.39.382026-04-05 → 2026-04-05 · 4 obs

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○A18.65.39.642026-04-05 → 2026-04-05 · 4 obs

○ 2026-04-03 17:54:08
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○A18.65.39.822026-04-05 → 2026-04-05 · 4 obs

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○A18.67.233.1162026-06-01 → 2026-06-04 · 21 obs

○ 2026-06-01 05:04:06
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○A18.67.233.332026-06-01 → 2026-06-04 · 21 obs

○A18.67.233.672026-06-01 → 2026-06-04 · 21 obs

○A18.67.233.852026-06-01 → 2026-06-04 · 21 obs

○A3.162.112.1102026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-24 21:12:32
● 2026-02-25 04:36:38
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○A3.162.112.332026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-24 21:12:32
● 2026-02-25 04:36:38
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○A3.162.112.642026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-24 21:12:32
● 2026-02-25 04:36:38
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○A3.162.112.742026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-24 21:12:32
● 2026-02-25 04:36:38
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○A3.164.68.1022026-03-25 → 2026-03-27 · 8 obs

○ 2026-03-22 16:06:18
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○A3.164.68.1262026-03-25 → 2026-03-27 · 8 obs

○ 2026-03-22 16:06:18
● 2026-03-25 13:26:38
○ 2026-03-25 23:08:54
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○A3.164.68.392026-03-25 → 2026-03-27 · 8 obs

○ 2026-03-22 16:06:18
● 2026-03-25 13:26:38
○ 2026-03-25 23:08:54
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● 2026-03-27 06:34:16
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○A3.164.68.722026-03-25 → 2026-03-27 · 8 obs

○ 2026-03-22 16:06:18
● 2026-03-25 13:26:38
○ 2026-03-25 23:08:54
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○A3.168.147.1182026-02-21 → 2026-07-04 · 23 obs

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○A3.168.147.1242026-02-21 → 2026-07-04 · 23 obs

○A3.168.147.42026-02-21 → 2026-07-04 · 23 obs

○A3.168.147.482026-02-21 → 2026-07-04 · 23 obs

○A3.174.141.1142026-02-15 → 2026-06-30 · 83 obs

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○A3.174.141.192026-02-15 → 2026-06-30 · 83 obs

○A3.174.141.662026-02-15 → 2026-06-30 · 83 obs

○A3.174.141.812026-02-15 → 2026-06-30 · 83 obs

○A52.84.80.1172026-06-10 → 2026-07-04 · 40 obs

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○A52.84.80.152026-06-10 → 2026-07-04 · 40 obs

○A52.84.80.332026-06-10 → 2026-07-04 · 40 obs

○A52.84.80.762026-06-10 → 2026-07-04 · 40 obs

○A99.84.237.102026-04-01 → 2026-06-29 · 55 obs

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○A99.84.237.142026-04-01 → 2026-06-29 · 55 obs

○A99.84.237.602026-04-01 → 2026-06-29 · 55 obs

○A99.84.237.82026-04-01 → 2026-06-29 · 55 obs

○A99.86.20.1062026-05-30 → 2026-05-30 · 5 obs

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○A99.86.20.652026-05-30 → 2026-05-30 · 5 obs

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○A99.86.20.82026-05-30 → 2026-05-30 · 5 obs

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○A99.86.20.852026-05-30 → 2026-05-30 · 5 obs

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🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...	-
cofoundergpt.dev	ns-967.awsdns-56.net, ns-353.awsdns-44.com, ns-2038.awsdns-62.co.uk, ns-1271.awsdns-30.org	-

✅ Authoritative Response

Server:205.251.195.199

NS records: ns-967.awsdns-56.net, ns-353.awsdns-44.com, ns-2038.awsdns-62.co.uk, ns-1271.awsdns-30.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cofoundergpt.dev (unsigned zone)

⏱️ Timing

Total: 761ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`13.35.78.49, 13.35.78.75...`
NS	4	`ns-1271.awsdns-30.org, ns-2038.awsdns-62.co.uk...`
SOA	1	`ns-353.awsdns-44.com awsdns-hostmaster.a`

Analysis

IP Addresses

cofoundergpt.dev directs to four IP numbers, which are 13.35.78.18, 13.35.78.49, 13.35.78.75 and 13.35.78.111.

Among the host names that share IP numbers with cofoundergpt.dev are d25qzrwttw5rih.cloudfront.net, haknamta.com, parkroyalhospital.com and two others.

Name Servers

The domain cofoundergpt.dev is delegated to these four name servers: ns-353.awsdns-44.com, ns-967.awsdns-56.net, ns-1271.awsdns-30.org and ns-2038.awsdns-62.co.uk.

There is at least partial name server overlap between cofoundergpt.dev and other domains — ebanxpin.com, offsetcorp.net, vonageiposucks.org and two more among them.

All four hostnames — ns-353.awsdns-44.com, ns-967.awsdns-56.net, ns-1271.awsdns-30.org and ns-2038.awsdns-62.co.uk — resolve to two IP numbers apiece: ns-353.awsdns-44.com to 205.251.193.97 and 2600:9000:5301:6100::1; ns-967.awsdns-56.net to 205.251.195.199 and 2600:9000:5303:c700::1; ns-1271.awsdns-30.org to 205.251.196.247 and 2600:9000:5304:f700::1; ns-2038.awsdns-62.co.uk to 205.251.199.246 and 2600:9000:5307:f600::1.