ucanmath.com - dns.ninja

`ucanmath.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:8c46^{Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::6815:8d9^{Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.8.217^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.140.70^{Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jermaine.ns.cloudflare.com` ⭐
NS	`joyce.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c06::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f27.1e100.net`
		A	172.253.62.27^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.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::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`google-site-verification=GWNfAlTp8QhImya6hB8elodV1SJ3GDuGlD4RqSbMnfQ`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.8.217, 172.67.140.70
		IPv6 hints	2606:4700:3030::ac43:8c46, 2606:4700:3031::6815:8d9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=158, name=cloudflare-ech.com
SOA	`jermaine.ns.cloudflare.com`dns@cloudflare.com serial=2404362798

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1783559192

DNS History

12 records (11 active, 1 former)

●NSjermaine.ns.cloudflare.com2026-02-15 → 2026-07-09 · 2 obs

● 2026-02-15 01:14:04
● 2026-07-09 01:11:26

●NSjoyce.ns.cloudflare.com2026-02-15 → 2026-07-09 · 2 obs

● 2026-02-15 01:14:04
● 2026-07-09 01:11:26

●MXalt1.aspmx.l.google.com2026-02-15 → 2026-07-09 · 2 obs

● 2026-02-15 01:14:04
● 2026-07-09 01:11:26

●MXalt2.aspmx.l.google.com2026-02-15 → 2026-07-09 · 2 obs

● 2026-02-15 01:14:04
● 2026-07-09 01:11:26

●MXalt3.aspmx.l.google.com2026-02-15 → 2026-07-09 · 2 obs

● 2026-02-15 01:14:04
● 2026-07-09 01:11:26

●MXalt4.aspmx.l.google.com2026-02-15 → 2026-07-09 · 2 obs

● 2026-02-15 01:14:04
● 2026-07-09 01:11:26

●MXaspmx.l.google.com2026-02-15 → 2026-07-09 · 2 obs

● 2026-02-15 01:14:04
● 2026-07-09 01:11:26

●A104.21.8.2172026-02-15 → 2026-07-09 · 3 obs

○ 2017-04-20 22:49:18
● 2026-02-15 01:14:04
● 2026-07-09 01:11:26

●A172.67.140.702026-02-15 → 2026-07-09 · 3 obs

○ 2017-04-20 22:49:18
● 2026-02-15 01:14:04
● 2026-07-09 01:11:26

○A192.254.250.1672017-04-20 → 2017-04-20 · 3 obs

● 2017-04-20 22:49:18
○ 2026-02-15 01:14:04
○ 2026-07-09 01:11:26

●A2606:4700:3030::ac43:8c462026-02-15 → 2026-07-09 · 3 obs

○ 2017-04-20 22:49:18
● 2026-02-15 01:14:04
● 2026-07-09 01:11:26

●A2606:4700:3031::6815:8d92026-02-15 → 2026-07-09 · 3 obs

○ 2017-04-20 22:49:18
● 2026-02-15 01:14:04
● 2026-07-09 01:11:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net, g.gtld-servers.net...	-
ucanmath.com	joyce.ns.cloudflare.com, jermaine.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.14

NS records: joyce.ns.cloudflare.com, jermaine.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ucanmath.com (unsigned zone)

⏱️ Timing

Total: 1101ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.8.217, 172.67.140.70`
AAAA	2	`2606:4700:3036::6815:8d9, 2606:4700:3032::ac43:8c46`
NS	2	`jermaine.ns.cloudflare.com, joyce.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	1	`google-site-verification=GWNfAlTp8QhImya`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jermaine.ns.cloudflare.com dns.cloudflar`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (joyce.ns.cloudflare.com, joyce.ns.cloudflare.com, joyce.ns.cloudflare.com...)

Analysis

IP Addresses

ucanmath.com directs to four IP numbers, which are 104.21.8.217, 172.67.140.70, 2606:4700:3030::ac43:8c46 and 2606:4700:3031::6815:8d9.

Name Servers

ucanmath.com has two authoritative name servers — jermaine.ns.cloudflare.com and joyce.ns.cloudflare.com.

Mail Servers

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

Host names pointing to two IP addresses:

aspmx.l.google.com resolves to 172.253.62.27 and 2607:f8b0:4004:c06::1b.

alt1.aspmx.l.google.com resolves to 108.177.123.26 and 2800:3f0:4003:c0f::1a.

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

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

alt4.aspmx.l.google.com resolves to 172.253.157.26 and 2a00:1450:400c:c23::1b.