problemsolving.eu.com - dns.ninja

`problemsolving.eu.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:5df8^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:d923^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.93.248^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.217.35^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`curt.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b5e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`curt.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c15e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`curt.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:215e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`curt.ns.cloudflare.com`
		A	108.162.193.94^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`curt.ns.cloudflare.com`
		A	172.64.33.94^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`curt.ns.cloudflare.com`
		A	173.245.59.94^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`curt.ns.cloudflare.com`
NS	`dalary.ns.cloudflare.com`
		A	2606:4700:50::a29f:26dc^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dalary.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2dc^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dalary.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22dc^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dalary.ns.cloudflare.com`
		A	108.162.194.220^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dalary.ns.cloudflare.com`
		A	162.159.38.220^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dalary.ns.cloudflare.com`
		A	172.64.34.220^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dalary.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.93.248, 172.67.217.35
		IPv6 hints	2606:4700:3032::6815:5df8, 2606:4700:3036::ac43:d923
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=58, name=cloudflare-ech.com
SOA	`curt.ns.cloudflare.com`dns@cloudflare.com serial=2406722444

`eu.com`

	DNSSEC	🔒 Signed (DS record present)
	A	54.153.56.183^{🇺🇸 Amazon54.153.0.0/17 EC2 SFO prefix}
	NS	`ns0.centralnic.net` ⭐
	NS	`ns1.centralnic.net`
	NS	`ns2.centralnic.net`
	NS	`ns3.centralnic.net`
	NS	`ns4.centralnic.net`
	MX	`mx-01.emailme.com` ⭐
	TXT	`v=spf1 mx -all`
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=3000658552

rank #297 globally
rank #187 in the tld

eu.com

eu.com is a commercial second‑level domain under the generic top‑level domain.com, operated by CentralNic Ltd. It can be registered by anyone for any purpose.

Key facts

Owner / operator: CentralNic Ltd
TLD:.com— gTLD
Primary purpose: generic commercial domain
Status: active

WOT: SAFE (48/100)
📈 Tranco rank: #919

PTR for

205.144.219.67.in-addr.arpa

Same first word

problemsolving.ca

problemsolving.eu.com

problemsolving.com

problemsolving.biz

problemsolving.co

DNS History

12 records (6 active, 6 former)

●NScurt.ns.cloudflare.com2026-07-07 → 2026-07-23 · 2 obs

● 2026-07-07 12:42:14
● 2026-07-23 13:31:18

●NSdalary.ns.cloudflare.com2026-07-07 → 2026-07-23 · 2 obs

● 2026-07-07 12:42:14
● 2026-07-23 13:31:18

○MXeu-com-wildcard-null-mx.centralnic.net2026-03-12 → 2026-03-26 · 4 obs

● 2026-03-12 14:21:26
● 2026-03-26 06:08:12
○ 2026-07-07 12:42:14
○ 2026-07-23 13:31:18

●A104.21.93.2482026-07-23 → 2026-07-23 · 3 obs

○ 2026-07-07 12:42:14
● 2026-07-23 13:31:16
● 2026-07-23 13:31:18

●A172.67.217.352026-07-23 → 2026-07-23 · 3 obs

○ 2026-07-07 12:42:14
● 2026-07-23 13:31:16
● 2026-07-23 13:31:18

○A188.114.96.02026-07-07 → 2026-07-07 · 4 obs

○ 2026-03-12 14:21:26
● 2026-07-07 12:42:14
○ 2026-07-23 13:31:16
○ 2026-07-23 13:31:18

○A188.114.97.02026-07-07 → 2026-07-07 · 4 obs

○ 2026-03-12 14:21:26
● 2026-07-07 12:42:14
○ 2026-07-23 13:31:16
○ 2026-07-23 13:31:18

●A2606:4700:3032::6815:5df82026-07-23 → 2026-07-23 · 3 obs

○ 2026-07-07 12:42:14
● 2026-07-23 13:31:16
● 2026-07-23 13:31:18

●A2606:4700:3036::ac43:d9232026-07-23 → 2026-07-23 · 3 obs

○ 2026-07-07 12:42:14
● 2026-07-23 13:31:16
● 2026-07-23 13:31:18

○A2a06:98c1:3120::42026-07-07 → 2026-07-07 · 4 obs

○ 2026-03-12 14:21:26
● 2026-07-07 12:42:14
○ 2026-07-23 13:31:16
○ 2026-07-23 13:31:18

○A2a06:98c1:3121::42026-07-07 → 2026-07-07 · 4 obs

○ 2026-03-12 14:21:26
● 2026-07-07 12:42:14
○ 2026-07-23 13:31:16
○ 2026-07-23 13:31:18

○A54.153.56.1832026-03-12 → 2026-07-23 · 2 obs

○ 2026-03-12 14:21:26
○ 2026-07-23 13:31:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
eu.com	ns1.centralnic.net, ns2.centralnic.net, ns3.centralnic.net, ns4.centralnic.net	-
problemsolving.eu.com	dalary.ns.cloudflare.com, curt.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.94

NS records: dalary.ns.cloudflare.com, curt.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for problemsolving.eu.com (unsigned zone)

⏱️ Timing

Total: 338ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.93.248, 172.67.217.35`
AAAA	2	`2606:4700:3036::ac43:d923, 2606:4700:3032::6815:5df8`
NS	2	`curt.ns.cloudflare.com, dalary.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`curt.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

problemsolving.eu.com has four IP addresses: 104.21.93.248, 172.67.217.35, 2606:4700:3032::6815:5df8 and 2606:4700:3036::ac43:d923.

Among the host names that share IP numbers with problemsolving.eu.com are f6.th7235ak.com, tula-zdrav.ru, www.yogaline.ro and two others.

Name Servers

The NS records for problemsolving.eu.com delegate to curt.ns.cloudflare.com and dalary.ns.cloudflare.com.

problemsolving.eu.com has the same name server delegation as a number of other domains, such as gameport.tv, sytes.co.uk, lanet.com.co and two more.

problemsolving.eu.com shares at least some of its name servers with other domains, including infocomm-asia.com, discofigge.pro, trivalleypm.com and two others.

These name servers are frequently paired with the name servers jermaine.ns.cloudflare.com, rafe.ns.cloudflare.com and cheryl.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

curt.ns.cloudflare.com maps to 108.162.193.94, 172.64.33.94, 173.245.59.94 and 3 additional IP addresses.

dalary.ns.cloudflare.com maps to 108.162.194.220, 162.159.38.220, 172.64.34.220 and 3 additional IP addresses.