schkolnick.com - dns.ninja

`schkolnick.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:371a^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:9024^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.55.26^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.144.36^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`mike.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c3f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mike.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c33f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mike.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:233f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mike.ns.cloudflare.com`
		A	108.162.195.63^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mike.ns.cloudflare.com`
		A	162.159.44.63^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mike.ns.cloudflare.com`
		A	172.64.35.63^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mike.ns.cloudflare.com`
NS	`olga.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a89^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c089^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`olga.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2089^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`olga.ns.cloudflare.com`
		A	108.162.192.137^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
		A	172.64.32.137^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
		A	173.245.58.137^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olga.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1f::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f27.1e100.net`
		A	172.253.63.27^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-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::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.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	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.55.26, 172.67.144.36
		IPv6 hints	2606:4700:3031::6815:371a, 2606:4700:3031::ac43:9024
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=71, name=cloudflare-ech.com
SOA	`mike.ns.cloudflare.com`dns@cloudflare.com serial=2406701860

`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=1784677467

Subdomains

www.schkolnick.com

Same first word

schkolnick.com

DNS History

22 records (11 active, 11 former)

●NSmike.ns.cloudflare.com2026-02-18 → 2026-07-21 · 3 obs

○ 2020-01-29 18:51:12
● 2026-02-18 15:26:36
● 2026-07-21 23:57:48

○NSns25.worldnic.com2015-07-26 → 2020-01-29 · 5 obs

○ 2008-03-20 16:41:38
● 2015-07-26 05:40:14
● 2020-01-29 18:51:12
○ 2026-02-18 15:26:36
○ 2026-07-21 23:57:48

○NSns26.worldnic.com2015-07-26 → 2020-01-29 · 5 obs

○ 2008-03-20 16:41:38
● 2015-07-26 05:40:14
● 2020-01-29 18:51:12
○ 2026-02-18 15:26:36
○ 2026-07-21 23:57:48

●NSolga.ns.cloudflare.com2026-02-18 → 2026-07-21 · 3 obs

○ 2020-01-29 18:51:12
● 2026-02-18 15:26:36
● 2026-07-21 23:57:48

●MXalt1.aspmx.l.google.com2015-07-26 → 2026-07-21 · 3 obs

○ 2008-03-20 16:41:38
● 2015-07-26 05:40:14
● 2026-07-21 23:57:48

●MXalt2.aspmx.l.google.com2015-07-26 → 2026-07-21 · 3 obs

○ 2008-03-20 16:41:38
● 2015-07-26 05:40:14
● 2026-07-21 23:57:48

●MXalt3.aspmx.l.google.com2026-02-18 → 2026-07-21 · 3 obs

○ 2020-01-29 18:51:12
● 2026-02-18 15:26:36
● 2026-07-21 23:57:48

●MXalt4.aspmx.l.google.com2026-02-18 → 2026-07-21 · 3 obs

○ 2020-01-29 18:51:12
● 2026-02-18 15:26:36
● 2026-07-21 23:57:48

●MXaspmx.l.google.com2015-07-26 → 2026-07-21 · 3 obs

○ 2008-03-20 16:41:38
● 2015-07-26 05:40:14
● 2026-07-21 23:57:48

○MXaspmx2.googlemail.com2015-07-26 → 2020-01-29 · 5 obs

○ 2008-03-20 16:41:38
● 2015-07-26 05:40:14
● 2020-01-29 18:51:12
○ 2026-02-18 15:26:36
○ 2026-07-21 23:57:48

○MXaspmx3.googlemail.com2015-07-26 → 2020-01-29 · 5 obs

○ 2008-03-20 16:41:38
● 2015-07-26 05:40:14
● 2020-01-29 18:51:12
○ 2026-02-18 15:26:36
○ 2026-07-21 23:57:48

●A104.21.55.262026-02-18 → 2026-07-21 · 10 obs

○ 2020-01-29 18:51:12
● 2026-02-18 15:26:36
● 2026-03-18 13:44:52
○ 2026-03-26 16:53:08
○ 2026-03-26 18:27:04
● 2026-04-03 21:11:42
● 2026-06-06 05:17:34
○ 2026-06-14 15:58:38
● 2026-07-11 17:00:00
● 2026-07-21 23:57:48

●A172.67.144.362026-02-18 → 2026-07-21 · 10 obs

○A188.114.96.02026-03-26 → 2026-06-14 · 8 obs

○ 2026-03-18 13:44:52
● 2026-03-26 16:53:08
● 2026-03-26 18:27:04
○ 2026-04-03 21:11:42
○ 2026-06-06 05:17:34
● 2026-06-14 15:58:38
○ 2026-07-11 17:00:00
○ 2026-07-21 23:57:48

○A188.114.97.02026-03-26 → 2026-06-14 · 8 obs

○ 2026-03-18 13:44:52
● 2026-03-26 16:53:08
● 2026-03-26 18:27:04
○ 2026-04-03 21:11:42
○ 2026-06-06 05:17:34
● 2026-06-14 15:58:38
○ 2026-07-11 17:00:00
○ 2026-07-21 23:57:48

○A201.238.231.462015-07-26 → 2020-01-29 · 5 obs

○ 2008-03-20 16:41:38
● 2015-07-26 05:40:14
● 2020-01-29 18:51:12
○ 2026-02-18 15:26:36
○ 2026-07-21 23:57:48

○A2606:4700:3030::ac43:90242026-02-18 → 2026-06-06 · 9 obs

●A2606:4700:3031::6815:371a2026-07-11 → 2026-07-21 · 3 obs

○ 2026-06-14 15:58:38
● 2026-07-11 17:00:00
● 2026-07-21 23:57:48

●A2606:4700:3031::ac43:90242026-07-11 → 2026-07-21 · 3 obs

○ 2026-06-14 15:58:38
● 2026-07-11 17:00:00
● 2026-07-21 23:57:48

○A2606:4700:3033::6815:371a2026-02-18 → 2026-06-06 · 9 obs

○A2a06:98c1:3120::2026-03-26 → 2026-06-14 · 8 obs

○ 2026-03-18 13:44:52
● 2026-03-26 16:53:08
● 2026-03-26 18:27:04
○ 2026-04-03 21:11:42
○ 2026-06-06 05:17:34
● 2026-06-14 15:58:38
○ 2026-07-11 17:00:00
○ 2026-07-21 23:57:48

○A2a06:98c1:3121::2026-03-26 → 2026-06-14 · 8 obs

○ 2026-03-18 13:44:52
● 2026-03-26 16:53:08
● 2026-03-26 18:27:04
○ 2026-04-03 21:11:42
○ 2026-06-06 05:17:34
● 2026-06-14 15:58:38
○ 2026-07-11 17:00:00
○ 2026-07-21 23:57:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net...	-
schkolnick.com	olga.ns.cloudflare.com, mike.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.63

NS records: olga.ns.cloudflare.com, mike.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for schkolnick.com (unsigned zone)

⏱️ Timing

Total: 328ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.144.36, 104.21.55.26`
AAAA	2	`2606:4700:3031::6815:371a, 2606:4700:3031::ac43:9024`
NS	2	`mike.ns.cloudflare.com, olga.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	`mike.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

www.schkolnick.com is a subdomain of schkolnick.com.

IP Addresses

schkolnick.com directs to four IP numbers, which are 104.21.55.26, 172.67.144.36, 2606:4700:3031::6815:371a and 2606:4700:3031::ac43:9024.

Two other host names, along with awsus.com, wdbeta.com and cyberlabsconsulting.sbs, also share IP numbers with schkolnick.com.

Name Servers

DNS delegation for schkolnick.com points to two name servers: mike.ns.cloudflare.com and olga.ns.cloudflare.com.

schkolnick.com shares its NS records with other domains, for example bbint51.cc, insiderhof.com.br, onpartenvrac.com and two others.

The name servers of schkolnick.com overlap at least partially with those of other domains — among them kopijs.org, unxjh.com, good-google.pages.dev and two more.

These name servers commonly appear alongside the name servers treasure.ns.cloudflare.com and laura.ns.cloudflare.com.

DNS names with 6 IP addresses:

mike.ns.cloudflare.com has IP addresses 108.162.195.63, 162.159.44.63 and 172.64.35.63, plus 3 other.

olga.ns.cloudflare.com has IP addresses 108.162.192.137, 172.64.32.137 and 173.245.58.137, plus 3 other.

Mail Servers

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

There is at least a partial MX overlap between schkolnick.com and other domains, including cooperstreetcapital.com, fdh.com.do, cardmerchanttakapuna.co.nz and two others.

These mail servers tend to appear in combination with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 4 others.

Host names that have two IP addresses:

aspmx.l.google.com has two IP addresses: 172.253.63.27 and 2607:f8b0:4004:c1f::1b.

alt1.aspmx.l.google.com has two IP addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com has two IP addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com has two IP addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com has two IP addresses: 172.253.157.26 and 2a00:1450:400c:c23::1b.