firstsolutions.kr - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`firstsolutions.kr`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:394a^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:bdac^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.57.74^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.189.172^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`rohin.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c99^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rohin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c399^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rohin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2399^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rohin.ns.cloudflare.com`
		A	108.162.195.153^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rohin.ns.cloudflare.com`
		A	162.159.44.153^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rohin.ns.cloudflare.com`
		A	172.64.35.153^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rohin.ns.cloudflare.com`
NS	`ullis.ns.cloudflare.com`
		A	2606:4700:50::a29f:267f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ullis.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c27f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ullis.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:227f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ullis.ns.cloudflare.com`
		A	108.162.194.127^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ullis.ns.cloudflare.com`
		A	162.159.38.127^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ullis.ns.cloudflare.com`
		A	172.64.34.127^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ullis.ns.cloudflare.com`
MX	`kr1-aspmx1.worksmobile.com` ⭐
		A	125.209.209.251^{🇰🇷 nhn-AS-KR125.209.208.0/22 NAVER business platform}
			PTR	`crcvmail.worksmobile.com`
MX	`kr1-aspmx2.worksmobile.com`⁽²⁰⁾
		A	125.209.209.251^{🇰🇷 nhn-AS-KR125.209.208.0/22 NAVER business platform}
			PTR	`crcvmail.worksmobile.com`
TXT	`google-site-verification=3Do54Ab8W4aSJEdLI3VrLmbFabFSG9n2hPczIlWcfZ0`
TXT	`v=spf1 include:spf.worksmobile.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.57.74, 172.67.189.172
		IPv6 hints	2606:4700:3034::6815:394a, 2606:4700:3034::ac43:bdac
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=68, name=cloudflare-ech.com
SOA	`rohin.ns.cloudflare.com`dns@cloudflare.com serial=2412189408

`kr`

	DNSSEC	🔒 Signed (DS record present)
	NS	`g.dns.kr` ⭐
	NS	`b.dns.kr`
	NS	`c.dns.kr`
	NS	`d.dns.kr`
	NS	`e.dns.kr`
	NS	`f.dns.kr`
	SOA	`g.dns.kr`domain-manager@nic.or.kr serial=2608170736

Same first word

firstsolutions.com

firstsolutions.nl

firstsolutions.sa

firstsolutions.com.pk

firstsolutions.je

firstsolutions.group

firstsolutions.asia

firstsolutions.kr

firstsolutions.sg

firstsolutions.org

Similar names

solutionsfirst.de

solutionsfirst.au

solutionsfirst.com.au

DNS History

8 records (8 active, 0 former)

●NSrohin.ns.cloudflare.com2026-08-15 → 2026-08-17 · 2 obs

● 2026-08-15 02:23:56
● 2026-08-17 07:53:06

●NSullis.ns.cloudflare.com2026-08-15 → 2026-08-17 · 2 obs

● 2026-08-15 02:23:56
● 2026-08-17 07:53:06

●MXkr1-aspmx1.worksmobile.com2026-08-15 → 2026-08-17 · 2 obs

● 2026-08-15 02:23:56
● 2026-08-17 07:53:06

●MXkr1-aspmx2.worksmobile.com2026-08-15 → 2026-08-17 · 2 obs

● 2026-08-15 02:23:56
● 2026-08-17 07:53:06

●A104.21.57.742026-08-15 → 2026-08-17 · 2 obs

● 2026-08-15 02:23:56
● 2026-08-17 07:53:06

●A172.67.189.1722026-08-15 → 2026-08-17 · 2 obs

● 2026-08-15 02:23:56
● 2026-08-17 07:53:06

●A2606:4700:3034::6815:394a2026-08-15 → 2026-08-17 · 2 obs

● 2026-08-15 02:23:56
● 2026-08-17 07:53:06

●A2606:4700:3034::ac43:bdac2026-08-15 → 2026-08-17 · 2 obs

● 2026-08-15 02:23:56
● 2026-08-17 07:53:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
kr	c.dns.kr, e.dns.kr, d.dns.kr, g.dns.kr...	10 records
firstsolutions.kr	rohin.ns.cloudflare.com, ullis.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.35.153

NS records: rohin.ns.cloudflare.com, ullis.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstsolutions.kr (unsigned zone)

⏱️ Timing

Total: 1760ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.189.172, 104.21.57.74`
AAAA	2	`2606:4700:3034::6815:394a, 2606:4700:3034::ac43:bdac`
NS	2	`rohin.ns.cloudflare.com, ullis.ns.cloudflare.com`
MX	2	`kr1-aspmx1.worksmobile.com (pri: 10), kr1-aspmx2.worksmobile.com (pri: 20)`
TXT	2	`google-site-verification=3Do54Ab8W4aSJEd, v=spf1 include:spf.worksmobile.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`rohin.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 10

In-bailiwick: 10 (c.dns.kr, e.dns.kr, e.dns.kr...)

Analysis

IP Addresses

firstsolutions.kr directs to four IP numbers, which are 104.21.57.74, 172.67.189.172, 2606:4700:3034::6815:394a and 2606:4700:3034::ac43:bdac.

50harborviewcondos.com, 40w.cc, nz100.cn and two other host names share IP numbers with firstsolutions.kr.

Name Servers

firstsolutions.kr uses two name servers for its delegation: rohin.ns.cloudflare.com and ullis.ns.cloudflare.com.

firstsolutions.kr uses the same name servers as several other domains — among them itemci.com, realeventos.tv, videosi.net and two more.

The name servers of firstsolutions.kr overlap at least partially with those of other domains — among them fcjoyce.com, (0x706f726e)dq.com, ekop.dk and two more.

These name servers commonly appear alongside the name servers kira.ns.cloudflare.com and diana.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname rohin.ns.cloudflare.com directs to 108.162.195.153, 162.159.44.153 and 172.64.35.153 along with 3 other IP addresses.

Hostname ullis.ns.cloudflare.com directs to 108.162.194.127, 162.159.38.127 and 172.64.34.127 along with 3 other IP addresses.

Mail Servers

Mail for firstsolutions.kr is handled by two mail servers — kr1-aspmx1.worksmobile.com and kr1-aspmx2.worksmobile.com.

firstsolutions.kr uses an identical mail server configuration to several other domains — among them lastsave.co.kr, jepisode.com, gbtti.or.kr and two more.

firstsolutions.kr has at least partial mail server overlap with other domains such as truebooks.net, gisurpluskorea.com, hanshin-vision.com and two more.

kr1-aspmx1.worksmobile.com resolves to 125.209.209.251; kr1-aspmx2.worksmobile.com resolves to the same IP address, 125.209.209.251.

Both kr1-aspmx1.worksmobile.com and kr1-aspmx2.worksmobile.com resolve to 125.209.209.251 IP addresses each.