elmath.org - dns.ninja

`elmath.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:137e^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:ba2c^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.19.126^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.186.44^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`sevki.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2ca4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sevki.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3a4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sevki.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23a4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sevki.ns.cloudflare.com`
		A	108.162.195.164^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sevki.ns.cloudflare.com`
		A	162.159.44.164^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sevki.ns.cloudflare.com`
		A	172.64.35.164^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sevki.ns.cloudflare.com`
NS	`vivienne.ns.cloudflare.com`
		A	2606:4700:50::a29f:2632^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vivienne.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c232^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`vivienne.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2232^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`vivienne.ns.cloudflare.com`
		A	108.162.194.50^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.38.50^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.34.50^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.19.126, 172.67.186.44
		IPv6 hints	2606:4700:3033::6815:137e, 2606:4700:3033::ac43:ba2c
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=121, name=cloudflare-ech.com
SOA	`sevki.ns.cloudflare.com`dns@cloudflare.com serial=2405360659

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1783433777

WOT: SAFE (75/100)

Same first word

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DNS History

21 records (6 active, 15 former)

○NSns-1187.awsdns-20.org2018-06-07 → 2018-06-07 · 4 obs

○ 2017-01-06 05:48:40
● 2018-06-07 20:58:08
○ 2026-02-15 21:34:36
○ 2026-07-07 14:39:26

○NSns-1786.awsdns-31.co.uk2018-06-07 → 2018-06-07 · 4 obs

○ 2017-01-06 05:48:40
● 2018-06-07 20:58:08
○ 2026-02-15 21:34:36
○ 2026-07-07 14:39:26

○NSns-383.awsdns-47.com2018-06-07 → 2018-06-07 · 4 obs

○ 2017-01-06 05:48:40
● 2018-06-07 20:58:08
○ 2026-02-15 21:34:36
○ 2026-07-07 14:39:26

○NSns-803.awsdns-36.net2018-06-07 → 2018-06-07 · 4 obs

○ 2017-01-06 05:48:40
● 2018-06-07 20:58:08
○ 2026-02-15 21:34:36
○ 2026-07-07 14:39:26

○NSns1.hosting90.cz2015-07-14 → 2017-01-06 · 4 obs

● 2015-07-14 13:47:16
● 2017-01-06 05:48:40
○ 2018-06-07 20:58:08
○ 2026-07-07 14:39:26

○NSns2.hosting90.cz2015-07-14 → 2017-01-06 · 4 obs

● 2015-07-14 13:47:16
● 2017-01-06 05:48:40
○ 2018-06-07 20:58:08
○ 2026-07-07 14:39:26

○NSns3.hosting90.net2015-07-14 → 2017-01-06 · 4 obs

● 2015-07-14 13:47:16
● 2017-01-06 05:48:40
○ 2018-06-07 20:58:08
○ 2026-07-07 14:39:26

●NSsevki.ns.cloudflare.com2026-02-15 → 2026-07-07 · 3 obs

○ 2018-06-07 20:58:08
● 2026-02-15 21:34:36
● 2026-07-07 14:39:26

●NSvivienne.ns.cloudflare.com2026-02-15 → 2026-07-07 · 3 obs

○ 2018-06-07 20:58:08
● 2026-02-15 21:34:36
● 2026-07-07 14:39:26

○MXantispam.hosting90.cz2015-07-14 → 2017-01-06 · 4 obs

● 2015-07-14 13:47:16
● 2017-01-06 05:48:40
○ 2018-06-07 20:58:08
○ 2026-07-07 14:39:26

○MXmail.elmath.org2018-06-07 → 2026-02-15 · 5 obs

○ 2017-01-06 05:48:40
● 2018-06-07 20:58:08
● 2026-02-15 21:34:36
○ 2026-03-02 11:52:34
○ 2026-07-07 14:39:26

●A104.21.19.1262026-02-15 → 2026-07-07 · 6 obs

○ 2018-06-07 20:58:08
● 2026-02-15 21:34:36
● 2026-03-02 11:52:34
○ 2026-03-07 13:32:56
● 2026-03-28 17:12:50
● 2026-07-07 14:39:26

○A130.193.9.192015-07-14 → 2017-01-06 · 4 obs

● 2015-07-14 13:47:16
● 2017-01-06 05:48:40
○ 2018-06-07 20:58:08
○ 2026-07-07 14:39:26

○A172.64.80.12026-03-07 → 2026-03-07 · 4 obs

○ 2026-03-02 11:52:34
● 2026-03-07 13:32:56
○ 2026-03-28 17:12:50
○ 2026-07-07 14:39:26

●A172.67.186.442026-02-15 → 2026-07-07 · 6 obs

○ 2018-06-07 20:58:08
● 2026-02-15 21:34:36
● 2026-03-02 11:52:34
○ 2026-03-07 13:32:56
● 2026-03-28 17:12:50
● 2026-07-07 14:39:26

○A2606:4700:130:436c:6f75:6466:6c61:72652026-03-07 → 2026-03-07 · 4 obs

○ 2026-03-02 11:52:34
● 2026-03-07 13:32:56
○ 2026-03-28 17:12:50
○ 2026-07-07 14:39:26

●A2606:4700:3033::6815:137e2026-06-30 → 2026-07-07 · 3 obs

○ 2026-06-16 17:09:48
● 2026-06-30 13:03:30
● 2026-07-07 14:39:26

●A2606:4700:3033::ac43:ba2c2026-02-15 → 2026-07-07 · 6 obs

○ 2018-06-07 20:58:08
● 2026-02-15 21:34:36
● 2026-03-02 11:52:34
○ 2026-03-07 13:32:56
● 2026-03-28 17:12:50
● 2026-07-07 14:39:26

○A2606:4700:3035::6815:137e2026-02-15 → 2026-06-16 · 8 obs

○ 2018-06-07 20:58:08
● 2026-02-15 21:34:36
● 2026-03-02 11:52:34
○ 2026-03-07 13:32:56
● 2026-03-28 17:12:50
● 2026-06-16 17:09:48
○ 2026-06-30 13:03:30
○ 2026-07-07 14:39:26

○A2a03:b780:1:1:216:3eff:fe00:5132015-07-14 → 2017-01-06 · 4 obs

● 2015-07-14 13:47:16
● 2017-01-06 05:48:40
○ 2018-06-07 20:58:08
○ 2026-07-07 14:39:26

○A54.153.195.1812018-06-07 → 2018-06-07 · 4 obs

○ 2017-01-06 05:48:40
● 2018-06-07 20:58:08
○ 2026-02-15 21:34:36
○ 2026-07-07 14:39:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	d0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org	-
elmath.org	vivienne.ns.cloudflare.com, sevki.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.164

NS records: vivienne.ns.cloudflare.com, sevki.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for elmath.org (unsigned zone)

⏱️ Timing

Total: 554ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.19.126, 172.67.186.44`
AAAA	2	`2606:4700:3033::6815:137e, 2606:4700:3033::ac43:ba2c`
NS	2	`sevki.ns.cloudflare.com, vivienne.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`sevki.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

elmath.org points to the four IP addresses 104.21.19.126, 172.67.186.44, 2606:4700:3033::6815:137e and 2606:4700:3033::ac43:ba2c.

Additional host names — uduhire.top, slavicadesign.com, pp061.com and two others — share IP numbers with elmath.org.

Name Servers

elmath.org uses two name servers for its delegation: sevki.ns.cloudflare.com and vivienne.ns.cloudflare.com.

elmath.org shares its name server setup with other domains, including airhockeytableforsale.com, perinatal-sochi.ru, caudit.edu.au and two others.

The name servers of elmath.org overlap at least partially with those of other domains — among them mychss.com, boozeking.com, wildstate.org and two more.

The name servers james.ns.cloudflare.com, lina.ns.cloudflare.com and mona.ns.cloudflare.com are commonly seen alongside these name servers.

Host names with 6 IP numbers:

Hostname sevki.ns.cloudflare.com directs to 108.162.195.164, 162.159.44.164 and 172.64.35.164 along with 3 other IP addresses.

Hostname vivienne.ns.cloudflare.com directs to 108.162.194.50, 162.159.38.50 and 172.64.34.50 along with 3 other IP addresses.