checkalt.com - dns.ninja

`checkalt.com`

DNSSEC	⚠️ Not signed
A	2606:4700::6812:161d^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700::6812:171d^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.22.29^{Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.23.29^{Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`carla.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2656^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carla.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c256^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`carla.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2256^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`carla.ns.cloudflare.com`
		A	108.162.194.86^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carla.ns.cloudflare.com`
		A	162.159.38.86^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carla.ns.cloudflare.com`
		A	172.64.34.86^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carla.ns.cloudflare.com`
NS	`kipp.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cf0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kipp.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3f0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kipp.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23f0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kipp.ns.cloudflare.com`
		A	108.162.195.240^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kipp.ns.cloudflare.com`
		A	162.159.44.240^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kipp.ns.cloudflare.com`
		A	172.64.35.240^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kipp.ns.cloudflare.com`
MX	`checkalt-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c91d::a^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-co1pr21cu00202.inbound.protection.outlook.com`
		A	2a01:111:f403:c927::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn6pr21cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:f802::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00202.inbound.protection.outlook.com`
		A	2a01:111:f403:f907::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm1pr04cu00201.inbound.protection.outlook.com`
		A	40.93.192.1^{🇺🇸 Microsoft40.80.0.0/12}
			PTR	`mail-dm5pr02cu00201.inbound.protection.outlook.com`
		A	52.101.11.17^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sn1pr0501cu00301.inbound.protection.outlook.com`
		A	52.101.41.183^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-byapr04cu00307.inbound.protection.outlook.com`
		A	52.101.42.16^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-co1pr05cu00300.inbound.protection.outlook.com`
MX	`us-smtp-inbound-1.mimecast.com`⁽¹⁰⁾
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
MX	`us-smtp-inbound-2.mimecast.com`⁽¹⁰⁾
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
TXT	`05krnp305by9vltlfcl8knlfx1bcw19l`
TXT	`6qxg8sgy0lq0glywj6r1m6c88ny28pls`
TXT	`FVGl25rTcdnJrJZUbPJ80wSrI9a4YEvHZ+qp2RjTPRE=`
TXT	`MS=ms82036342`
TXT	`Target: 0ed1fe018af685532a9f9d4917b7f757d634948b5e`
TXT	`_egjyvxtetctb0mugfia4exlpd8wfwcq`
TXT	`ciscocidomainverification=2a60dd600058410516d6bab9e6e622d7ad729f916c92e688622...`
TXT	`google-site-verification=ob2jWxO-5u2ndDIZi4RHMGHHNgWKXb21NagfTKPxvEA`
TXT	`qf0fjrp3xv8ngf0lsp6298j19rmmjj3b`
TXT	`r2w1skvcj6y33r1mhpvxxz9b3zd8jdq0`
TXT	`rt6plwfp565z9b5vqd8k438qlp8sl1f5`
TXT	`s071m1bxtp3zn2twt2fvdbhttc5c47bk`
TXT	`v=spf1 ip4:206.191.138.236 include:1hnpku518.spf.checkpoint-spf.com include:s...`
TXT	`z751nxb1b8xbpdg2206606q0pc99f7n9`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.18.22.29, 104.18.23.29
		IPv6 hints	2606:4700::6812:161d, 2606:4700::6812:171d
SOA	`carla.ns.cloudflare.com`dns@cloudflare.com serial=2408234332

`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=1782932306

WOT: SAFE (60/100)

Subdomains

www.checkalt.com

Same first word

checkalt.org

checkalt.biz

checkalt.com

Similar names

kcaltech.co.kr

kcaltech.com

DNS History

15 records (9 active, 6 former)

●NScarla.ns.cloudflare.com2026-04-06 → 2026-07-01 · 3 obs

○ 2017-11-01 14:30:34
● 2026-04-06 23:45:34
● 2026-07-01 19:23:08

●NSkipp.ns.cloudflare.com2026-04-06 → 2026-07-01 · 3 obs

○ 2017-11-01 14:30:34
● 2026-04-06 23:45:34
● 2026-07-01 19:23:08

○NSns75.domaincontrol.com2015-08-18 → 2017-11-01 · 4 obs

● 2015-08-18 12:44:24
● 2017-11-01 14:30:34
○ 2026-04-06 23:45:34
○ 2026-07-01 19:23:08

○NSns76.domaincontrol.com2015-08-18 → 2017-11-01 · 4 obs

● 2015-08-18 12:44:24
● 2017-11-01 14:30:34
○ 2026-04-06 23:45:34
○ 2026-07-01 19:23:08

●MXcheckalt-com.mail.protection.outlook.com2026-04-06 → 2026-07-01 · 3 obs

○ 2017-11-01 14:30:34
● 2026-04-06 23:45:34
● 2026-07-01 19:23:08

○MXsmtp2.myonlinedata.net2015-08-18 → 2017-11-01 · 4 obs

● 2015-08-18 12:44:24
● 2017-11-01 14:30:34
○ 2026-04-06 23:45:34
○ 2026-07-01 19:23:08

●MXus-smtp-inbound-1.mimecast.com2026-04-06 → 2026-07-01 · 3 obs

○ 2017-11-01 14:30:34
● 2026-04-06 23:45:34
● 2026-07-01 19:23:08

●MXus-smtp-inbound-2.mimecast.com2026-04-06 → 2026-07-01 · 3 obs

○ 2017-11-01 14:30:34
● 2026-04-06 23:45:34
● 2026-07-01 19:23:08

●A104.18.22.292026-04-06 → 2026-07-01 · 3 obs

○ 2017-11-01 14:30:34
● 2026-04-06 23:45:34
● 2026-07-01 19:23:08

●A104.18.23.292026-04-06 → 2026-07-01 · 3 obs

○ 2017-11-01 14:30:34
● 2026-04-06 23:45:34
● 2026-07-01 19:23:08

○A174.129.25.1702017-11-01 → 2017-11-01 · 4 obs

○ 2017-02-06 19:44:04
● 2017-11-01 14:30:34
○ 2026-04-06 23:45:34
○ 2026-07-01 19:23:08

●A2606:4700::6812:161d2026-04-06 → 2026-07-01 · 3 obs

○ 2017-11-01 14:30:34
● 2026-04-06 23:45:34
● 2026-07-01 19:23:08

●A2606:4700::6812:171d2026-04-06 → 2026-07-01 · 3 obs

○ 2017-11-01 14:30:34
● 2026-04-06 23:45:34
● 2026-07-01 19:23:08

○A50.87.143.812016-01-25 → 2017-02-06 · 5 obs

○ 2015-11-06 04:32:36
● 2016-01-25 22:33:26
● 2017-02-06 19:44:04
○ 2017-11-01 14:30:34
○ 2026-07-01 19:23:08

○A69.195.124.612015-08-18 → 2015-11-06 · 4 obs

● 2015-08-18 12:44:24
● 2015-11-06 04:32:36
○ 2016-01-25 22:33:26
○ 2026-07-01 19:23:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, d.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net...	-
checkalt.com	carla.ns.cloudflare.com, kipp.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.240

NS records: carla.ns.cloudflare.com, kipp.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for checkalt.com (unsigned zone)

⏱️ Timing

Total: 2324ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.18.22.29, 104.18.23.29`
AAAA	2	`2606:4700::6812:171d, 2606:4700::6812:161d`
NS	2	`carla.ns.cloudflare.com, kipp.ns.cloudflare.com`
MX	3	`checkalt-com.mail.protection.outlook.com, us-smtp-inbound-1.mimecast.com (pri: 10)...`
TXT	14	`05krnp305by9vltlfcl8knlfx1bcw19l, 6qxg8sgy0lq0glywj6r1m6c88ny28pls...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`carla.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

www.checkalt.com is delegated beneath checkalt.com.

IP Addresses

checkalt.com directs to four IP numbers, which are 104.18.22.29, 104.18.23.29, 2606:4700::6812:161d and 2606:4700::6812:171d.

Two other host names, along with 2z001.com, panunited.com.sg and vvfsfwn8.com, also share IP numbers with checkalt.com.

Name Servers

checkalt.com has two authoritative name servers — carla.ns.cloudflare.com and kipp.ns.cloudflare.com.

checkalt.com shares its NS records with other domains, for example virtualcrescent.com, ursa88.com, guardianofrisk.com and two others.

There is at least partial name server overlap between checkalt.com and other domains — fortebett.com, superbrothers.com, vdsdassvd.cyou and two more among them.

These name servers regularly appear alongside sydney.ns.cloudflare.com, matias.ns.cloudflare.com, paris.ns.cloudflare.com and 4 other name servers in NS record sets.

DNS names with 6 IP addresses:

carla.ns.cloudflare.com points to 108.162.194.86, 162.159.38.86, 172.64.34.86 and 3 other IP addresses.

kipp.ns.cloudflare.com points to 108.162.195.240, 162.159.44.240, 172.64.35.240 and 3 other IP addresses.

Mail Servers

Incoming mail for checkalt.com is delivered via three mail servers: us-smtp-inbound-1.mimecast.com, us-smtp-inbound-2.mimecast.com and checkalt-com.mail.protection.outlook.com.

There is at least a partial MX overlap between checkalt.com and other domains, including hechtins.com, celebro.com, cafefuel.com and two others.

DNS names with 8 IP addresses:

checkalt-com.mail.protection.outlook.com points to 40.93.192.1, 52.101.11.17, 52.101.41.183 and 5 other IP addresses.

DNS names with 6 IP addresses:

us-smtp-inbound-1.mimecast.com points to 170.10.128.141, 170.10.128.221, 170.10.128.242 and 3 other IP addresses.

us-smtp-inbound-2.mimecast.com points to 170.10.128.141, 170.10.128.221, 170.10.128.242 and 3 other IP addresses.

The host names us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com both resolve to 170.10.128.141 IP addresses.

The host names us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com both resolve to 170.10.128.221 IP addresses.

The host names us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com both resolve to 170.10.128.242 IP addresses.

The host names us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com both resolve to 170.10.132.141 IP addresses.

The host names us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com both resolve to 170.10.132.221 IP addresses.

The host names us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com both resolve to 170.10.132.242 IP addresses.