ulgebra.com - dns.ninja

`ulgebra.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:3c8^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:8327^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.3.200^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.131.39^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alexis.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b3c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexis.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c13c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alexis.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:213c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alexis.ns.cloudflare.com`
		A	108.162.193.60^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexis.ns.cloudflare.com`
		A	172.64.33.60^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexis.ns.cloudflare.com`
		A	173.245.59.60^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexis.ns.cloudflare.com`
NS	`dina.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a6b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c06b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:206b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dina.ns.cloudflare.com`
		A	108.162.192.107^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dina.ns.cloudflare.com`
		A	172.64.32.107^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dina.ns.cloudflare.com`
		A	173.245.58.107^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dina.ns.cloudflare.com`
MX	`mx2.zoho.com` ⭐
		A	136.143.183.44^{🇺🇸 ZohoAS136.143.182.0/23 Zoho}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx3.zoho.com`⁽²⁰⁾
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx.zoho.com`⁽⁵⁰⁾
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
TXT	`facebook-domain-verification=74g91rzo6j5lx9wsy3jn2yytllffcv`
TXT	`google-site-verification=0zOKwh50neRPb1O6QKypgaw90sPiFTgzQVP6FdRO8Tk`
TXT	`google-site-verification=DooOkFQUgdH1V9kBCxCMGwq_aNRh-CNUGhfiY5LEPlg`
TXT	`google-site-verification=eJsB_0dtzkHw5KCLFiGemB0FxzkqdKT4ev7NIjlYTQQ`
TXT	`hubspot-developer-verification=NTlmOTY0ODAtMTY4NC00Y2E1LTljNjctNGU5YTA4OWY1ZWFk`
TXT	`hubspot-developer-verification=NjQ4NDhkNDMtOTk2ZS00NjRlLTllOGItNTI3MTFhMWU3NWUx`
TXT	`v=spf1 include:zoho.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.3.200, 172.67.131.39
		IPv6 hints	2606:4700:3030::6815:3c8, 2606:4700:3037::ac43:8327
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=230, name=cloudflare-ech.com
SOA	`alexis.ns.cloudflare.com`dns@cloudflare.com serial=2411864932

`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=1786444909

Subdomains

api.ulgebra.com

www.ulgebra.com

Same first word

ulgebra.com

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rugable.com

glauber.com

grabeul.fr

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ablerug.com

belgura.com

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DNS History

26 records (9 active, 17 former)

●NSalexis.ns.cloudflare.com2026-02-22 → 2026-08-11 · 3 obs

○ 2017-11-24 00:50:30
● 2026-02-22 06:45:06
● 2026-08-11 10:43:52

●NSdina.ns.cloudflare.com2026-02-22 → 2026-08-11 · 3 obs

○ 2017-11-24 00:50:30
● 2026-02-22 06:45:06
● 2026-08-11 10:43:52

○NSns45.domaincontrol.com2017-11-24 → 2017-11-24 · 4 obs

○ 2016-12-19 21:42:28
● 2017-11-24 00:50:30
○ 2026-02-22 06:45:06
○ 2026-08-11 10:43:52

○NSns46.domaincontrol.com2017-11-24 → 2017-11-24 · 4 obs

○ 2016-12-19 21:42:28
● 2017-11-24 00:50:30
○ 2026-02-22 06:45:06
○ 2026-08-11 10:43:52

○NSns73.domaincontrol.com2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 21:42:28
○ 2017-11-24 00:50:30
○ 2026-08-11 10:43:52

○NSns74.domaincontrol.com2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 21:42:28
○ 2017-11-24 00:50:30
○ 2026-08-11 10:43:52

○MXalt1.aspmx.l.google.com2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 21:42:28
○ 2017-11-24 00:50:30
○ 2026-08-11 10:43:52

○MXalt2.aspmx.l.google.com2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 21:42:28
○ 2017-11-24 00:50:30
○ 2026-08-11 10:43:52

○MXaspmx.l.google.com2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 21:42:28
○ 2017-11-24 00:50:30
○ 2026-08-11 10:43:52

○MXaspmx2.googlemail.com2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 21:42:28
○ 2017-11-24 00:50:30
○ 2026-08-11 10:43:52

○MXaspmx3.googlemail.com2016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 21:42:28
○ 2017-11-24 00:50:30
○ 2026-08-11 10:43:52

●MXmx.zoho.com2017-11-24 → 2026-08-11 · 3 obs

○ 2016-12-19 21:42:28
● 2017-11-24 00:50:30
● 2026-08-11 10:43:52

●MXmx2.zoho.com2017-11-24 → 2026-08-11 · 3 obs

○ 2016-12-19 21:42:28
● 2017-11-24 00:50:30
● 2026-08-11 10:43:52

●MXmx3.zoho.com2026-02-22 → 2026-08-11 · 3 obs

○ 2017-11-24 00:50:30
● 2026-02-22 06:45:06
● 2026-08-11 10:43:52

○A103.53.42.632017-11-24 → 2017-11-24 · 4 obs

○ 2016-12-19 21:42:28
● 2017-11-24 00:50:30
○ 2026-02-22 06:45:06
○ 2026-08-11 10:43:52

●A104.21.3.2002026-02-22 → 2026-08-11 · 26 obs

○ 2017-11-24 00:50:30
● 2026-02-22 06:45:06
● 2026-02-27 02:44:30
○ 2026-02-27 19:55:38
● 2026-02-28 20:03:46
● 2026-03-29 14:06:12
○ 2026-04-03 04:27:44
○ 2026-04-03 19:59:46
● 2026-04-07 01:31:50
○ 2026-04-11 08:18:24
○ 2026-05-09 03:02:56
● 2026-05-09 13:19:48
○ 2026-05-16 03:05:20
○ 2026-05-23 01:08:50
● 2026-05-29 11:26:58
● 2026-05-29 20:18:36
○ 2026-06-06 03:32:44
○ 2026-06-12 23:38:48
● 2026-06-17 07:33:18
○ 2026-06-20 11:25:12
● 2026-06-20 15:12:48
○ 2026-06-26 23:26:12
● 2026-07-16 01:39:50
○ 2026-07-18 11:18:20
● 2026-08-11 07:15:16
● 2026-08-11 10:43:52

●A172.67.131.392026-02-22 → 2026-08-11 · 26 obs

○A188.114.96.02026-02-27 → 2026-07-18 · 24 obs

○ 2026-02-27 02:44:30
● 2026-02-27 19:55:38
○ 2026-02-28 20:03:46
○ 2026-03-29 14:06:12
● 2026-04-03 04:27:44
● 2026-04-03 19:59:46
○ 2026-04-07 01:31:50
● 2026-04-11 08:18:24
● 2026-05-09 03:02:56
○ 2026-05-09 13:19:48
● 2026-05-16 03:05:20
● 2026-05-23 01:08:50
○ 2026-05-29 11:26:58
○ 2026-05-29 20:18:36
● 2026-06-06 03:32:44
● 2026-06-12 23:38:48
○ 2026-06-17 07:33:18
● 2026-06-20 11:25:12
○ 2026-06-20 15:12:48
● 2026-06-26 23:26:12
○ 2026-07-16 01:39:50
● 2026-07-18 11:18:20
○ 2026-08-11 07:15:16
○ 2026-08-11 10:43:52

○A188.114.97.02026-02-27 → 2026-07-18 · 24 obs

●A2606:4700:3030::6815:3c82026-07-16 → 2026-08-11 · 5 obs

○ 2026-06-26 23:26:12
● 2026-07-16 01:39:50
○ 2026-07-18 11:18:20
● 2026-08-11 07:15:16
● 2026-08-11 10:43:52

○A2606:4700:3033::6815:3c82026-02-22 → 2026-06-20 · 23 obs

○A2606:4700:3034::ac43:83272026-02-22 → 2026-06-20 · 23 obs

●A2606:4700:3037::ac43:83272026-07-16 → 2026-08-11 · 5 obs

○ 2026-06-26 23:26:12
● 2026-07-16 01:39:50
○ 2026-07-18 11:18:20
● 2026-08-11 07:15:16
● 2026-08-11 10:43:52

○A2a06:98c1:3120::2026-02-27 → 2026-07-18 · 24 obs

○A2a06:98c1:3121::2026-02-27 → 2026-07-18 · 24 obs

○A31.220.16.82016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 21:42:28
○ 2017-11-24 00:50:30
○ 2026-08-11 10:43:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, f.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net...	-
ulgebra.com	dina.ns.cloudflare.com, alexis.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.60

NS records: dina.ns.cloudflare.com, alexis.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ulgebra.com (unsigned zone)

⏱️ Timing

Total: 196ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.131.39, 104.21.3.200`
AAAA	2	`2606:4700:3030::6815:3c8, 2606:4700:3037::ac43:8327`
NS	2	`alexis.ns.cloudflare.com, dina.ns.cloudflare.com`
MX	3	`mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)...`
TXT	7	`facebook-domain-verification=74g91rzo6j5, google-site-verification=0zOKwh50neRPb1O...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`alexis.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

The parent domain of api.ulgebra.com and www.ulgebra.com is ulgebra.com.

IP Addresses

ulgebra.com has four IP addresses: 104.21.3.200, 172.67.131.39, 2606:4700:3030::6815:3c8 and 2606:4700:3037::ac43:8327.

Among the host names that share IP numbers with ulgebra.com are baidubaidu.win, abenteuerkochen.com, aijobs.work and two others.

Name Servers

ulgebra.com is delegated to two name servers: alexis.ns.cloudflare.com and dina.ns.cloudflare.com.

ulgebra.com has the same name server delegation as a number of other domains, such as caliko.fr, qualpac.com, hauptner.ch and two more.

ulgebra.com shares at least some of its name servers with other domains, including appointments.co, speuders.nl, 100percentwebsites.com and two others.

These name servers are frequently seen alongside the name servers dom.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

alexis.ns.cloudflare.com resolves to 108.162.193.60, 172.64.33.60, 173.245.59.60 and 3 other IP addresses.

dina.ns.cloudflare.com resolves to 108.162.192.107, 172.64.32.107, 173.245.58.107 and 3 other IP addresses.

Mail Servers

ulgebra.com is handled by three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.

ulgebra.com shares at least some of its mail servers with other domains — for example grupocorpos.com.ve, taneex.com, abea.com.br and two more.

mx2.zoho.com resolves to 136.143.183.44, while mx3.zoho.com and mx.zoho.com both resolve to 204.141.43.44.

mx3.zoho.com and mx.zoho.com are host names that each point to 204.141.43.44 IP addresses.