🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`kr3nd31.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:22c5^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:a477^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.34.197^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.164.119^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`harmony.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2692^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harmony.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c292^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`harmony.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2292^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`harmony.ns.cloudflare.com`
		A	108.162.194.146^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harmony.ns.cloudflare.com`
		A	162.159.38.146^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harmony.ns.cloudflare.com`
		A	172.64.34.146^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harmony.ns.cloudflare.com`
NS	`nash.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bd1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nash.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1d1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nash.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21d1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nash.ns.cloudflare.com`
		A	108.162.193.209^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nash.ns.cloudflare.com`
		A	172.64.33.209^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nash.ns.cloudflare.com`
		A	173.245.59.209^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nash.ns.cloudflare.com`
MX	`mx1.hosting.reg.ru` ⭐
		A	31.31.194.240^{🇷🇺 AS-REGRU31.31.194.0/24 Reg.Ru}
			PTR	`relay.hosting.reg.ru`
		A	31.31.194.241^{🇷🇺 AS-REGRU31.31.194.0/24 Reg.Ru}
			PTR	`relay.hosting.reg.ru`
MX	`mx2.hosting.reg.ru`⁽¹⁵⁾
		A	31.31.194.240^{🇷🇺 AS-REGRU31.31.194.0/24 Reg.Ru}
			PTR	`relay.hosting.reg.ru`
		A	31.31.194.241^{🇷🇺 AS-REGRU31.31.194.0/24 Reg.Ru}
			PTR	`relay.hosting.reg.ru`
TXT	`v=spf1 ip4:37.140.192.230 a mx include:_spf.hosting.reg.ru ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.34.197, 172.67.164.119
		IPv6 hints	2606:4700:3031::6815:22c5, 2606:4700:3035::ac43:a477
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=26, name=cloudflare-ech.com
SOA	`harmony.ns.cloudflare.com`dns@cloudflare.com serial=2415308782

`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

kr3nd31.dev

Previous names

kqtisa.dev

kquest.dev

kquet.dev

kquinlan.dev

kquiroga.dev

kqxs.dev

kr-bike.dev

kr.dev

kr0.dev

kr0mlab.dev

kr0nick.dev

kr0nk.dev

kr0nos.dev

kr1.dev

kr1571n.dev

kr1llbit.dev

kr2.dev

kr2l.dev

kr36-devel.dev

kr3mu.dev

Next names

kr3w.dev

kr6n.dev

kr6t8.dev

kr73.dev

kr8.dev

kr8bit.dev

kr90.dev

kra.dev

kraaft.dev

kraai.dev

kraal.dev

kraaven.dev

krab1.dev

krab10.dev

krab2.dev

krab3.dev

krab4.dev

krab5.dev

krab6.dev

krab7.dev

DNS History

12 records (8 active, 4 former)

●NSharmony.ns.cloudflare.com2026-09-04 → 2026-10-21 · 2 obs

● 2026-09-04 22:24:16
● 2026-10-21 03:53:58

●NSnash.ns.cloudflare.com2026-09-04 → 2026-10-21 · 2 obs

● 2026-09-04 22:24:16
● 2026-10-21 03:53:58

●MXmx1.hosting.reg.ru2026-09-04 → 2026-10-21 · 2 obs

● 2026-09-04 22:24:16
● 2026-10-21 03:53:58

●MXmx2.hosting.reg.ru2026-09-04 → 2026-10-21 · 2 obs

● 2026-09-04 22:24:16
● 2026-10-21 03:53:58

●A104.21.34.1972026-09-22 → 2026-10-21 · 7 obs

○ 2026-09-04 22:24:16
● 2026-09-22 22:49:20
○ 2026-10-14 04:40:18
● 2026-10-19 16:52:42
○ 2026-10-20 20:29:56
● 2026-10-20 23:34:08
● 2026-10-21 03:53:58

●A172.67.164.1192026-09-22 → 2026-10-21 · 7 obs

○ 2026-09-04 22:24:16
● 2026-09-22 22:49:20
○ 2026-10-14 04:40:18
● 2026-10-19 16:52:42
○ 2026-10-20 20:29:56
● 2026-10-20 23:34:08
● 2026-10-21 03:53:58

○A188.114.96.02026-09-04 → 2026-10-20 · 7 obs

● 2026-09-04 22:24:16
○ 2026-09-22 22:49:20
● 2026-10-14 04:40:18
○ 2026-10-19 16:52:42
● 2026-10-20 20:29:56
○ 2026-10-20 23:34:08
○ 2026-10-21 03:53:58

○A188.114.97.02026-09-04 → 2026-10-20 · 7 obs

● 2026-09-04 22:24:16
○ 2026-09-22 22:49:20
● 2026-10-14 04:40:18
○ 2026-10-19 16:52:42
● 2026-10-20 20:29:56
○ 2026-10-20 23:34:08
○ 2026-10-21 03:53:58

●A2606:4700:3031::6815:22c52026-09-22 → 2026-10-21 · 7 obs

○ 2026-09-04 22:24:16
● 2026-09-22 22:49:20
○ 2026-10-14 04:40:18
● 2026-10-19 16:52:42
○ 2026-10-20 20:29:56
● 2026-10-20 23:34:08
● 2026-10-21 03:53:58

●A2606:4700:3035::ac43:a4772026-09-22 → 2026-10-21 · 7 obs

○ 2026-09-04 22:24:16
● 2026-09-22 22:49:20
○ 2026-10-14 04:40:18
● 2026-10-19 16:52:42
○ 2026-10-20 20:29:56
● 2026-10-20 23:34:08
● 2026-10-21 03:53:58

○A2a06:98c1:3120::2026-09-04 → 2026-10-20 · 7 obs

● 2026-09-04 22:24:16
○ 2026-09-22 22:49:20
● 2026-10-14 04:40:18
○ 2026-10-19 16:52:42
● 2026-10-20 20:29:56
○ 2026-10-20 23:34:08
○ 2026-10-21 03:53:58

○A2a06:98c1:3121::2026-09-04 → 2026-10-20 · 7 obs

● 2026-09-04 22:24:16
○ 2026-09-22 22:49:20
● 2026-10-14 04:40:18
○ 2026-10-19 16:52:42
● 2026-10-20 20:29:56
○ 2026-10-20 23:34:08
○ 2026-10-21 03:53:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
kr3nd31.dev	harmony.ns.cloudflare.com, nash.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.146

NS records: harmony.ns.cloudflare.com, nash.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kr3nd31.dev (unsigned zone)

⏱️ Timing

Total: 1124ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.34.197, 172.67.164.119`
AAAA	2	`2606:4700:3035::ac43:a477, 2606:4700:3031::6815:22c5`
NS	2	`harmony.ns.cloudflare.com, nash.ns.cloudflare.com`
MX	2	`mx1.hosting.reg.ru (pri: 10), mx2.hosting.reg.ru (pri: 15)`
TXT	1	`v=spf1 ip4:37.140.192.230 a mx include:_`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`harmony.ns.cloudflare.com dns.cloudflare`

Analysis

IP Addresses

kr3nd31.dev directs to four IP numbers, which are 104.21.34.197, 172.67.164.119, 2606:4700:3031::6815:22c5 and 2606:4700:3035::ac43:a477.

spinbet99linkaja.com, treniruoju.lt, covercommunications.co.nz plus two other host names have IP numbers in common with kr3nd31.dev.

Name Servers

Two name servers handle the delegation for kr3nd31.dev: harmony.ns.cloudflare.com and nash.ns.cloudflare.com.

The name server configuration of kr3nd31.dev is shared with other domains, for instance imax777.info, iokfoeck.workers.dev, vip8000.bar and two others.

There is at least partial name server overlap between kr3nd31.dev and other domains — kkllmmll54as.workers.dev, michael-allman-net-worth.pages.dev, frode9527.workers.dev and two more among them.

These name servers are routinely deployed together with the name servers aldo.ns.cloudflare.com.

Hosts with 6 IP addresses each:

harmony.ns.cloudflare.com resolves to 108.162.194.146, 162.159.38.146 and 172.64.34.146 among others, with 3 other IP addresses in total.

nash.ns.cloudflare.com resolves to 108.162.193.209, 172.64.33.209 and 173.245.59.209 among others, with 3 other IP addresses in total.

Mail Servers

kr3nd31.dev uses two mail servers, mx1.hosting.reg.ru and mx2.hosting.reg.ru.

The mail server setup of kr3nd31.dev matches that of other domains such as xn--h1adjolm.xn--p1ai, glavtorg152.online, aksagk.ru and two others.

mx1.hosting.reg.ru and mx2.hosting.reg.ru each point to two IP numbers — 31.31.194.240 and 31.31.194.241 — making both hosts identical in their DNS resolution.

mx1.hosting.reg.ru along with mx2.hosting.reg.ru each resolve to 31.31.194.240 IP addresses.

mx1.hosting.reg.ru along with mx2.hosting.reg.ru each resolve to 31.31.194.241 IP addresses.

kr3nd31.dev - robtex.com

kr3nd31.dev

dev

Same first word

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`kr3nd31.dev`

`dev`