euler.tools - dns.ninja

`euler.tools`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:5bf7^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:b6d3^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.91.247^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.182.211^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dane.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b61^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dane.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c161^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dane.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2161^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dane.ns.cloudflare.com`
		A	108.162.193.97^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dane.ns.cloudflare.com`
		A	172.64.33.97^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dane.ns.cloudflare.com`
		A	173.245.59.97^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dane.ns.cloudflare.com`
NS	`malavika.ns.cloudflare.com`
		A	2606:4700:50::a29f:26a5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`malavika.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2a5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`malavika.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22a5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`malavika.ns.cloudflare.com`
		A	108.162.194.165^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`malavika.ns.cloudflare.com`
		A	162.159.38.165^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`malavika.ns.cloudflare.com`
		A	172.64.34.165^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`malavika.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c21::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f26.1e100.net`
		A	172.253.122.27^{🇺🇸 Google172.253.122.0/24}
			PTR	`bh-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.91.247, 172.67.182.211
		IPv6 hints	2606:4700:3030::6815:5bf7, 2606:4700:3032::ac43:b6d3
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=152, name=cloudflare-ech.com
SOA	`dane.ns.cloudflare.com`dns@cloudflare.com serial=2409639852

`tools`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.tools` ⭐
	NS	`v0n1.nic.tools`
	NS	`v0n2.nic.tools`
	NS	`v0n3.nic.tools`
	NS	`v2n0.nic.tools`
	NS	`v2n1.nic.tools`
	SOA	`v0n0.nic.tools`hostmaster@donuts.email serial=1786137632

Same first word

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DNS History

20 records (11 active, 9 former)

●NSdane.ns.cloudflare.com2026-03-11 → 2026-08-07 · 3 obs

○ 2026-02-20 12:49:40
● 2026-03-11 09:52:08
● 2026-08-07 21:29:22

●NSmalavika.ns.cloudflare.com2026-03-11 → 2026-08-07 · 3 obs

○ 2026-02-20 12:49:40
● 2026-03-11 09:52:08
● 2026-08-07 21:29:22

○NSns05.domaincontrol.com2026-02-18 → 2026-02-20 · 4 obs

● 2026-02-18 22:54:12
● 2026-02-20 12:49:40
○ 2026-03-11 09:52:08
○ 2026-08-07 21:29:22

○NSns06.domaincontrol.com2026-02-18 → 2026-02-20 · 4 obs

● 2026-02-18 22:54:12
● 2026-02-20 12:49:40
○ 2026-03-11 09:52:08
○ 2026-08-07 21:29:22

●MXalt1.aspmx.l.google.com2026-03-11 → 2026-08-07 · 3 obs

○ 2026-02-20 12:49:40
● 2026-03-11 09:52:08
● 2026-08-07 21:29:22

●MXalt2.aspmx.l.google.com2026-03-11 → 2026-08-07 · 3 obs

○ 2026-02-20 12:49:40
● 2026-03-11 09:52:08
● 2026-08-07 21:29:22

●MXalt3.aspmx.l.google.com2026-03-11 → 2026-08-07 · 3 obs

○ 2026-02-20 12:49:40
● 2026-03-11 09:52:08
● 2026-08-07 21:29:22

●MXalt4.aspmx.l.google.com2026-03-11 → 2026-08-07 · 3 obs

○ 2026-02-20 12:49:40
● 2026-03-11 09:52:08
● 2026-08-07 21:29:22

●MXaspmx.l.google.com2026-03-11 → 2026-08-07 · 3 obs

○ 2026-02-20 12:49:40
● 2026-03-11 09:52:08
● 2026-08-07 21:29:22

○MXsmtp.google.com2026-02-18 → 2026-02-20 · 4 obs

● 2026-02-18 22:54:12
● 2026-02-20 12:49:40
○ 2026-03-11 09:52:08
○ 2026-08-07 21:29:22

●A104.21.91.2472026-03-17 → 2026-08-07 · 3 obs

○ 2026-03-11 09:52:08
● 2026-03-17 09:30:02
● 2026-08-07 21:29:22

○A15.197.148.332026-02-18 → 2026-02-20 · 4 obs

● 2026-02-18 22:54:12
● 2026-02-20 12:49:40
○ 2026-03-11 09:52:08
○ 2026-08-07 21:29:22

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

○ 2026-02-20 12:49:40
● 2026-03-11 09:52:08
○ 2026-03-17 09:30:02
○ 2026-08-07 21:29:22

●A172.67.182.2112026-03-17 → 2026-08-07 · 3 obs

○ 2026-03-11 09:52:08
● 2026-03-17 09:30:02
● 2026-08-07 21:29:22

●A2606:4700:3030::6815:5bf72026-07-25 → 2026-08-07 · 3 obs

○ 2026-03-17 09:30:02
● 2026-07-25 10:13:14
● 2026-08-07 21:29:22

○A2606:4700:3031::6815:5bf72026-03-11 → 2026-03-11 · 4 obs

○ 2026-02-20 12:49:40
● 2026-03-11 09:52:08
○ 2026-07-25 10:13:14
○ 2026-08-07 21:29:22

●A2606:4700:3032::ac43:b6d32026-07-25 → 2026-08-07 · 3 obs

○ 2026-03-17 09:30:02
● 2026-07-25 10:13:14
● 2026-08-07 21:29:22

○A2606:4700:3034::ac43:b6d32026-03-11 → 2026-03-11 · 4 obs

○ 2026-02-20 12:49:40
● 2026-03-11 09:52:08
○ 2026-07-25 10:13:14
○ 2026-08-07 21:29:22

○A3.33.130.1902026-02-18 → 2026-02-20 · 4 obs

● 2026-02-18 22:54:12
● 2026-02-20 12:49:40
○ 2026-03-11 09:52:08
○ 2026-08-07 21:29:22

○A76.76.21.212026-02-18 → 2026-02-20 · 4 obs

● 2026-02-18 22:54:12
● 2026-02-20 12:49:40
○ 2026-03-11 09:52:08
○ 2026-08-07 21:29:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tools	v0n0.nic.tools, v0n1.nic.tools, v0n2.nic.tools, v0n3.nic.tools...	12 records
euler.tools	malavika.ns.cloudflare.com, dane.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.165

NS records: malavika.ns.cloudflare.com, dane.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for euler.tools (unsigned zone)

⏱️ Timing

Total: 687ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.182.211, 104.21.91.247`
AAAA	2	`2606:4700:3032::ac43:b6d3, 2606:4700:3030::6815:5bf7`
NS	2	`dane.ns.cloudflare.com, malavika.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	1	`v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dane.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n0.nic.tools, v0n0.nic.tools, v0n1.nic.tools...)

Analysis

IP Addresses

euler.tools directs to four IP numbers, which are 104.21.91.247, 172.67.182.211, 2606:4700:3030::6815:5bf7 and 2606:4700:3032::ac43:b6d3.

Among the host names that share IP numbers with euler.tools are vlamwaardiek-de.live, judicially-redrafted.click, mail.balisnorkelingtour.com and two others.

Name Servers

euler.tools uses two name servers for its delegation: dane.ns.cloudflare.com and malavika.ns.cloudflare.com.

euler.tools has the same name server delegation as a number of other domains, such as onlineshorthand.com, pagilahat.id, nosologic.com and two more.

The name servers of euler.tools overlap at least partially with those of other domains — among them wanyouxizhengqianderuanjian.com.cn, courta.nl, zhangyuzuqiuzhibob.com.cn and two more.

The name servers alberto.ns.cloudflare.com, brynne.ns.cloudflare.com and dell.ns.cloudflare.com are commonly seen alongside these name servers.

Host names resolving to 6 IP numbers:

Hostname dane.ns.cloudflare.com directs to 108.162.193.97, 172.64.33.97 and 173.245.59.97 along with 3 other IP addresses.

Hostname malavika.ns.cloudflare.com directs to 108.162.194.165, 162.159.38.165 and 172.64.34.165 along with 3 other IP addresses.

Mail Servers

Five mail servers handle euler.tools: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

euler.tools shares at least some of its mail servers with other domains — for example cielway.com, birgat.nl, ns500754.ns500754.ns500742.ns500742.ns500671.ns500688.ns500705.ns500291.ns500671.ns500291.ns500291.ns500131.lustychickser.com and two more.

It is common to find these mail servers paired with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 more.

Hosts with two IP numbers each:

aspmx.l.google.com directs traffic to 172.253.122.27 and 2607:f8b0:4004:c21::1a.

alt1.aspmx.l.google.com directs traffic to 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com directs traffic to 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com directs traffic to 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com directs traffic to 172.253.157.27 and 2a00:1450:400c:c23::1a.