`mulcalibration.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:12e7^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:b7e0^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.18.231^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.183.224^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`tom.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b93^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tom.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c193^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`tom.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2193^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`tom.ns.cloudflare.com`
		A	108.162.193.147^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tom.ns.cloudflare.com`
		A	172.64.33.147^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tom.ns.cloudflare.com`
		A	173.245.59.147^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tom.ns.cloudflare.com`
NS	`yolanda.ns.cloudflare.com`
		A	2606:4700:50::adf5:3af1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yolanda.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0f1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`yolanda.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20f1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`yolanda.ns.cloudflare.com`
		A	108.162.192.241^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yolanda.ns.cloudflare.com`
		A	172.64.32.241^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yolanda.ns.cloudflare.com`
		A	173.245.58.241^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yolanda.ns.cloudflare.com`
MX	`mx1.hostinger.com` ⭐
		A	2606:4700:90:0:c1f8:f874:2386:b61f^{🇺🇸 Cloudflare2606:4700:90::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.65.182.103^{🇺🇸 Cloudflare172.65.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`mx2.hostinger.com`⁽¹⁰⁾
		A	2606:4700:90:0:c1f8:f874:2386:b61f^{🇺🇸 Cloudflare2606:4700:90::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.65.182.103^{🇺🇸 Cloudflare172.65.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
TXT	`google-site-verification=bftruWoUqoX_W1eK6QHA-MldlWX3FTlqODb7AzWgh9I`
TXT	`google-site-verification=rX9BRZeikYkHc2nzg1DweJ0fFyXXJRoTRTBibx8ch28`
TXT	`v=spf1 include:_spf.mail.hostinger.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.18.231, 172.67.183.224
		IPv6 hints	2606:4700:3030::6815:12e7, 2606:4700:3034::ac43:b7e0
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=2, name=cloudflare-ech.com
SOA	`tom.ns.cloudflare.com`dns@cloudflare.com serial=2401004288

`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=1776168862

Same first word

mulcalibration.com

DNS History

8 records (8 active, 0 former)

●NStom.ns.cloudflare.com2026-04-08 → 2026-04-14 · 2 obs

● 2026-04-08 14:43:24
● 2026-04-14 12:29:58

●NSyolanda.ns.cloudflare.com2026-04-08 → 2026-04-14 · 2 obs

● 2026-04-08 14:43:24
● 2026-04-14 12:29:58

●MXmx1.hostinger.com2026-04-08 → 2026-04-14 · 2 obs

● 2026-04-08 14:43:24
● 2026-04-14 12:29:58

●MXmx2.hostinger.com2026-04-08 → 2026-04-14 · 2 obs

● 2026-04-08 14:43:24
● 2026-04-14 12:29:58

●A104.21.18.2312026-04-08 → 2026-04-14 · 2 obs

● 2026-04-08 14:43:24
● 2026-04-14 12:29:58

●A172.67.183.2242026-04-08 → 2026-04-14 · 2 obs

● 2026-04-08 14:43:24
● 2026-04-14 12:29:58

●A2606:4700:3030::6815:12e72026-04-08 → 2026-04-14 · 2 obs

● 2026-04-08 14:43:24
● 2026-04-14 12:29:58

●A2606:4700:3034::ac43:b7e02026-04-08 → 2026-04-14 · 2 obs

● 2026-04-08 14:43:24
● 2026-04-14 12:29:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net...	-
mulcalibration.com	tom.ns.cloudflare.com, yolanda.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.147

NS records: tom.ns.cloudflare.com, yolanda.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mulcalibration.com (unsigned zone)

⏱️ Timing

Total: 129ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.183.224, 104.21.18.231`
AAAA	2	`2606:4700:3034::ac43:b7e0, 2606:4700:3030::6815:12e7`
NS	2	`tom.ns.cloudflare.com, yolanda.ns.cloudflare.com`
MX	2	`mx2.hostinger.com (pri: 10), mx1.hostinger.com (pri: 5)`
TXT	3	`google-site-verification=bftruWoUqoX_W1e, google-site-verification=rX9BRZeikYkHc2n...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`tom.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

Four IP numbers are pointed to by mulcalibration.com: 2606:4700:3030::6815:12e7, 2606:4700:3034::ac43:b7e0, 104.21.18.231 and 172.67.183.224.

other host names including opportunityschools.org, ervwyrdicmuvz.space, summitarenalab.nl, mail.learnmikrotik.com and zowin.la share IP numbers with mulcalibration.com.

Name Servers

mulcalibration.com is delegated to two name servers tom.ns.cloudflare.com and yolanda.ns.cloudflare.com.

mulcalibration.com shares the same name server setup as other domains, for instance generalas.com, collaborate-anz.com, gigzon.com, fashioncoached.com and centrum-czyzyny.pl.

mulcalibration.com at least partially shares name servers with other domains, for instance sydkystens-el.dk, relaxdb.com, nwtrucks.com, amazou.net and sambasafety.biz.

These name servers are commonly used alongside kia.ns.cloudflare.com and edna.ns.cloudflare.com.

Host names with six IP numbers:

Host name tom.ns.cloudflare.com points to: 2606:4700:58::adf5:3b93, 2803:f800:50::6ca2:c193, 2a06:98c1:50::ac40:2193, 108.162.193.147, 172.64.33.147 and 173.245.59.147.

Host name yolanda.ns.cloudflare.com points to: 2606:4700:50::adf5:3af1, 2803:f800:50::6ca2:c0f1, 2a06:98c1:50::ac40:20f1, 108.162.192.241, 172.64.32.241 and 173.245.58.241.

Mail Servers

Two mail servers handle mulcalibration.com: mx1.hostinger.com and mx2.hostinger.com.

mulcalibration.com shares the same mail server setup as other domains, for instance 1civic.org, pmgroup.biz, healthwonderfact.com, sstechservices.net and brenopessoa.com.br.

mulcalibration.com shares at least partially some mail servers with other domains, including office360-pub.16mb.com, braintechnologies.net and dixon.tech.

Host names with two IP numbers:

mx1.hostinger.com points to 2606:4700:90:0:c1f8:f874:2386:b61f and 172.65.182.103

mx2.hostinger.com points to 2606:4700:90:0:c1f8:f874:2386:b61f and 172.65.182.103

Host names pointing to 2606:4700:90:0:c1f8:f874:2386:b61f: mx1.hostinger.com and mx2.hostinger.com

Host names pointing to 172.65.182.103: mx1.hostinger.com and mx2.hostinger.com

mulcalibration.com - robtex.com