`15.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:449b^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:c4a6^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.68.155^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.196.166^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`chris.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b55^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chris.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c155^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`chris.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2155^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`chris.ns.cloudflare.com`
		A	108.162.193.85^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chris.ns.cloudflare.com`
		A	172.64.33.85^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chris.ns.cloudflare.com`
		A	173.245.59.85^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chris.ns.cloudflare.com`
NS	`rosalie.ns.cloudflare.com`
		A	2606:4700:50::a29f:2639^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalie.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c239^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rosalie.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2239^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rosalie.ns.cloudflare.com`
		A	108.162.194.57^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalie.ns.cloudflare.com`
		A	162.159.38.57^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalie.ns.cloudflare.com`
		A	172.64.34.57^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalie.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.68.155, 172.67.196.166
		IPv6 hints	2606:4700:3035::6815:449b, 2606:4700:3036::ac43:c4a6
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=244, name=cloudflare-ech.com
SOA	`chris.ns.cloudflare.com`dns@cloudflare.com serial=2407671557

`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

15.sk

15.su

15.no

15.is

15.ag

15.cc

15.eu

15.hu

15.by

15.ai

15.business

15.co.uk

15.fr

15.football

15.be

15.ru

15.dk

15.fi

15.energy

15.com

15.org

15.s3-eu-west-1.amazonaws.com

15.chat

15.la

15.xyz

15.com.mx

15.ph

15.lv

15.de

15.gg

15.cm

15.gold

15.ee

15.tel

15.cn

15.nl

15.ie

15.com.ua

15.in-addr.arpa

15.com.tw

15.ro

15.hk

15.se

15.ae

15.graphics

15.io

15.app

15.biz

15.dev

15.com.tr

15.co.kr

15.uz

15.ca

15.uk

15.cl

15.rs

15.cx

15.wtf

15.fyi

15.net

15.pl

15.cz

Similar names

51.hu

51.to

51.wtf

51.world

51.com.tw

51.de

51.cafe

51.ai

51.cz

51.chat

51.co.tz

51.win

51.ru

51.zj.cn

51.is

51.eu

51.com.kw

51.cool

51.biz

51.no

51.vg

51.tv

51.net.cn

51.vip

51.gold

51.be

51.org

51.su

51.am

51.ie

51.cc

51.fr

51.pl

51.ca

51.fyi

51.com.ua

51.lv

51.net

51.la

51.in-addr.arpa

51.fi

51.uk.com

51.school

51.bet

51.hk

51.ro

51.com

51.wf

51.ph

51.io

51.se

51.com.br

51.com.tr

51.ws

51.kz

51.com.hk

51.lt

DNS History

13 records (6 active, 7 former)

●NSchris.ns.cloudflare.com2026-03-04 → 2026-07-04 · 2 obs

● 2026-03-04 20:02:20
● 2026-07-04 06:29:50

●NSrosalie.ns.cloudflare.com2026-03-04 → 2026-07-04 · 2 obs

● 2026-03-04 20:02:20
● 2026-07-04 06:29:50

●A104.21.68.1552026-03-15 → 2026-07-04 · 22 obs

○ 2026-03-11 05:11:30
● 2026-03-15 02:22:12
○ 2026-03-22 04:36:48
○ 2026-03-27 19:39:10
● 2026-03-30 20:01:50
○ 2026-03-31 18:06:26
● 2026-04-02 09:06:42
○ 2026-04-07 12:35:56
● 2026-04-09 04:16:46
● 2026-04-12 12:50:36
○ 2026-04-14 20:47:08
● 2026-04-17 09:40:58
○ 2026-04-30 17:41:38
○ 2026-05-05 00:50:40
● 2026-05-07 07:35:58
● 2026-05-24 23:37:28
○ 2026-05-25 04:00:00
● 2026-05-25 10:35:20
● 2026-06-11 21:09:12
○ 2026-06-14 08:13:58
● 2026-06-16 13:19:44
● 2026-07-04 06:29:50

○A172.64.80.12026-03-04 → 2026-03-11 · 4 obs

● 2026-03-04 20:02:20
● 2026-03-11 05:11:30
○ 2026-03-15 02:22:12
○ 2026-07-04 06:29:50

●A172.67.196.1662026-03-15 → 2026-07-04 · 22 obs

○A188.114.96.02026-03-22 → 2026-06-14 · 21 obs

○ 2026-03-15 02:22:12
● 2026-03-22 04:36:48
● 2026-03-27 19:39:10
○ 2026-03-30 20:01:50
● 2026-03-31 18:06:26
○ 2026-04-02 09:06:42
● 2026-04-07 12:35:56
○ 2026-04-09 04:16:46
○ 2026-04-12 12:50:36
● 2026-04-14 20:47:08
○ 2026-04-17 09:40:58
● 2026-04-30 17:41:38
● 2026-05-05 00:50:40
○ 2026-05-07 07:35:58
○ 2026-05-24 23:37:28
● 2026-05-25 04:00:00
○ 2026-05-25 10:35:20
○ 2026-06-11 21:09:12
● 2026-06-14 08:13:58
○ 2026-06-16 13:19:44
○ 2026-07-04 06:29:50

○A188.114.97.02026-03-22 → 2026-06-14 · 21 obs

○A2606:4700:3031::ac43:c4a62026-03-04 → 2026-06-18 · 26 obs

● 2026-03-04 20:02:20
● 2026-03-15 02:22:12
○ 2026-03-22 04:36:48
● 2026-03-24 02:37:52
○ 2026-03-24 20:08:08
○ 2026-03-27 19:39:10
● 2026-03-30 20:01:50
○ 2026-03-31 18:06:26
● 2026-04-02 09:06:42
○ 2026-04-07 12:35:56
● 2026-04-09 04:16:46
● 2026-04-12 12:50:36
○ 2026-04-14 20:47:08
● 2026-04-17 09:40:58
○ 2026-04-30 17:41:38
○ 2026-05-05 00:50:40
● 2026-05-07 07:35:58
● 2026-05-24 23:37:28
○ 2026-05-25 04:00:00
● 2026-05-25 10:35:20
● 2026-06-11 21:09:12
○ 2026-06-14 08:13:58
● 2026-06-16 13:19:44
● 2026-06-18 11:23:06
○ 2026-06-24 18:03:50
○ 2026-07-04 06:29:50

●A2606:4700:3035::6815:449b2026-06-24 → 2026-07-04 · 3 obs

○ 2026-06-18 11:23:06
● 2026-06-24 18:03:50
● 2026-07-04 06:29:50

○A2606:4700:3036::6815:449b2026-03-04 → 2026-06-18 · 26 obs

●A2606:4700:3036::ac43:c4a62026-06-24 → 2026-07-04 · 3 obs

○ 2026-06-18 11:23:06
● 2026-06-24 18:03:50
● 2026-07-04 06:29:50

○A2a06:98c1:3120::2026-03-22 → 2026-06-14 · 23 obs

○ 2026-03-15 02:22:12
● 2026-03-22 04:36:48
○ 2026-03-24 02:37:52
● 2026-03-24 20:08:08
● 2026-03-27 19:39:10
○ 2026-03-30 20:01:50
● 2026-03-31 18:06:26
○ 2026-04-02 09:06:42
● 2026-04-07 12:35:56
○ 2026-04-09 04:16:46
○ 2026-04-12 12:50:36
● 2026-04-14 20:47:08
○ 2026-04-17 09:40:58
● 2026-04-30 17:41:38
● 2026-05-05 00:50:40
○ 2026-05-07 07:35:58
○ 2026-05-24 23:37:28
● 2026-05-25 04:00:00
○ 2026-05-25 10:35:20
○ 2026-06-11 21:09:12
● 2026-06-14 08:13:58
○ 2026-06-16 13:19:44
○ 2026-07-04 06:29:50

○A2a06:98c1:3121::2026-03-22 → 2026-06-14 · 23 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
15.dev	chris.ns.cloudflare.com, rosalie.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.85

NS records: chris.ns.cloudflare.com, rosalie.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 15.dev (unsigned zone)

⏱️ Timing

Total: 1611ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.196.166, 104.21.68.155`
AAAA	2	`2606:4700:3036::ac43:c4a6, 2606:4700:3035::6815:449b`
NS	2	`chris.ns.cloudflare.com, rosalie.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`chris.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

15.dev has four IP addresses: 104.21.68.155, 172.67.196.166, 2606:4700:3035::6815:449b and 2606:4700:3036::ac43:c4a6.

zimeiyi.com, sitepursuit.com, smartnewsupdates.pro and two other host names share IP numbers with 15.dev.

Name Servers

Two name servers handle the delegation for 15.dev: chris.ns.cloudflare.com and rosalie.ns.cloudflare.com.

15.dev uses the same name servers as several other domains — among them fifteen.ai, 010365.com, megatv.kz and two more.

15.dev has at least partial name server overlap with other domains, such as impactoptimize.com, fewfeed.online, pawpularfashion.com and two others.

It is common to see these name servers used together with name servers sam.ns.cloudflare.com and nina.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

chris.ns.cloudflare.com resolves to 108.162.193.85, 172.64.33.85 and 173.245.59.85 among others, with 3 other IP addresses in total.

rosalie.ns.cloudflare.com resolves to 108.162.194.57, 162.159.38.57 and 172.64.34.57 among others, with 3 other IP addresses in total.

15.dev - robtex.com

15.dev

dev