`tdcalculator.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::ac43:d6ad^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:25e6^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.37.230^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.214.173^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`eoin.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c56^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eoin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c356^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`eoin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2356^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`eoin.ns.cloudflare.com`
		A	108.162.195.86^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eoin.ns.cloudflare.com`
		A	162.159.44.86^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eoin.ns.cloudflare.com`
		A	172.64.35.86^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eoin.ns.cloudflare.com`
NS	`lina.ns.cloudflare.com`
		A	2606:4700:50::adf5:3abb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0bb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20bb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lina.ns.cloudflare.com`
		A	108.162.192.187^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lina.ns.cloudflare.com`
		A	172.64.32.187^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lina.ns.cloudflare.com`
		A	173.245.58.187^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lina.ns.cloudflare.com`
MX	`eforward1.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward2.registrar-servers.com` ⭐
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward3.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward4.registrar-servers.com`⁽¹⁵⁾
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward5.registrar-servers.com`⁽²⁰⁾
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
TXT	`v=spf1 include:spf.efwd.registrar-servers.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.37.230, 172.67.214.173
		IPv6 hints	2606:4700:3036::ac43:d6ad, 2606:4700:3037::6815:25e6
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=224, name=cloudflare-ech.com
SOA	`eoin.ns.cloudflare.com`dns@cloudflare.com serial=2407036010

`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=1785682022

⚠️ On DNS blocklist: tif, tif.medium, tif.mini

Same first word

tdcalculator.com

DNS History

15 records (11 active, 4 former)

●NSeoin.ns.cloudflare.com2026-07-27 → 2026-08-02 · 3 obs

○ 2020-03-08 11:40:30
● 2026-07-27 22:01:56
● 2026-08-02 15:02:06

●NSlina.ns.cloudflare.com2026-07-27 → 2026-08-02 · 3 obs

○ 2020-03-08 11:40:30
● 2026-07-27 22:01:56
● 2026-08-02 15:02:06

○NSns1.panamans.com2020-03-08 → 2020-03-08 · 3 obs

● 2020-03-08 11:40:30
○ 2026-07-27 22:01:56
○ 2026-08-02 15:02:06

○NSns2.panamans.com2020-03-08 → 2020-03-08 · 3 obs

● 2020-03-08 11:40:30
○ 2026-07-27 22:01:56
○ 2026-08-02 15:02:06

●MXeforward1.registrar-servers.com2026-07-27 → 2026-08-02 · 3 obs

○ 2020-03-08 11:40:30
● 2026-07-27 22:01:56
● 2026-08-02 15:02:06

●MXeforward2.registrar-servers.com2026-07-27 → 2026-08-02 · 3 obs

○ 2020-03-08 11:40:30
● 2026-07-27 22:01:56
● 2026-08-02 15:02:06

●MXeforward3.registrar-servers.com2026-07-27 → 2026-08-02 · 3 obs

○ 2020-03-08 11:40:30
● 2026-07-27 22:01:56
● 2026-08-02 15:02:06

●MXeforward4.registrar-servers.com2026-07-27 → 2026-08-02 · 3 obs

○ 2020-03-08 11:40:30
● 2026-07-27 22:01:56
● 2026-08-02 15:02:06

●MXeforward5.registrar-servers.com2026-07-27 → 2026-08-02 · 3 obs

○ 2020-03-08 11:40:30
● 2026-07-27 22:01:56
● 2026-08-02 15:02:06

○MXmail.h-email.net2020-03-08 → 2020-03-08 · 3 obs

● 2020-03-08 11:40:30
○ 2026-07-27 22:01:56
○ 2026-08-02 15:02:06

●A104.21.37.2302026-07-27 → 2026-08-02 · 3 obs

○ 2020-03-08 11:40:30
● 2026-07-27 22:01:56
● 2026-08-02 15:02:06

●A172.67.214.1732026-07-27 → 2026-08-02 · 3 obs

○ 2020-03-08 11:40:30
● 2026-07-27 22:01:56
● 2026-08-02 15:02:06

●A2606:4700:3036::ac43:d6ad2026-07-27 → 2026-08-02 · 3 obs

○ 2020-03-08 11:40:30
● 2026-07-27 22:01:56
● 2026-08-02 15:02:06

●A2606:4700:3037::6815:25e62026-07-27 → 2026-08-02 · 3 obs

○ 2020-03-08 11:40:30
● 2026-07-27 22:01:56
● 2026-08-02 15:02:06

○A81.17.18.1942020-03-08 → 2020-03-08 · 3 obs

● 2020-03-08 11:40:30
○ 2026-07-27 22:01:56
○ 2026-08-02 15:02:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
tdcalculator.com	lina.ns.cloudflare.com, eoin.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.187

NS records: lina.ns.cloudflare.com, eoin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tdcalculator.com (unsigned zone)

⏱️ Timing

Total: 161ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.214.173, 104.21.37.230`
AAAA	2	`2606:4700:3036::ac43:d6ad, 2606:4700:3037::6815:25e6`
NS	2	`eoin.ns.cloudflare.com, lina.ns.cloudflare.com`
MX	5	`eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10...`
TXT	1	`v=spf1 include:spf.efwd.registrar-server`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`eoin.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

tdcalculator.com has four IP addresses: 104.21.37.230, 172.67.214.173, 2606:4700:3036::ac43:d6ad and 2606:4700:3037::6815:25e6.

cenrixtavlenmornix.forum, ufithome.com, mjbyggeri.se and two other host names share IP numbers with tdcalculator.com.

Name Servers

tdcalculator.com is delegated to two name servers: eoin.ns.cloudflare.com and lina.ns.cloudflare.com.

tdcalculator.com uses the same name servers as several other domains — among them apexlaw.net, kavakavana.hr, badmouthmarketing.com and two more.

tdcalculator.com partially shares its NS delegation with several other domains, including domainanalytics.digital, vigilant.camera, accountshark.net and two others.

The name servers albert.ns.cloudflare.com, simon.ns.cloudflare.com, arushi.ns.cloudflare.com and liberty.ns.cloudflare.com are often found in use alongside these name servers.

Hostnames that resolve to 6 IP addresses:

eoin.ns.cloudflare.com resolves to 108.162.195.86, 162.159.44.86, 172.64.35.86 and 3 other IP addresses.

lina.ns.cloudflare.com resolves to 108.162.192.187, 172.64.32.187, 173.245.58.187 and 3 other IP addresses.

Mail Servers

Mail for tdcalculator.com is handled by five mail servers, namely eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com and two others.

tdcalculator.com has at least partial mail server overlap with other domains such as umlock.com, kemenytojas.com, nasfundpng.com and two more.

The mail servers eforward4.registrar-servers.com, eforward5.registrar-servers.com, eforward6.registrar-servers.com and eforward7.registrar-servers.com are commonly seen alongside these mail servers.

Hosts with just one IP address:

eforward1.registrar-servers.com points to 162.255.118.51.

eforward2.registrar-servers.com points to 162.255.118.52.

eforward3.registrar-servers.com points to 162.255.118.51.

eforward4.registrar-servers.com points to 162.255.118.52.

eforward5.registrar-servers.com points to 162.255.118.51.

The host names eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com each resolve to 162.255.118.51.

eforward2.registrar-servers.com and eforward4.registrar-servers.com are host names that each point to 162.255.118.52 IP addresses.