`drmikekrantz.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:53f9^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:b79f^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.83.249^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.183.159^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cory.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b5d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cory.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c15d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cory.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:215d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cory.ns.cloudflare.com`
		A	108.162.193.93^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cory.ns.cloudflare.com`
		A	172.64.33.93^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cory.ns.cloudflare.com`
		A	173.245.59.93^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cory.ns.cloudflare.com`
NS	`sima.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ade^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sima.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0de^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sima.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20de^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sima.ns.cloudflare.com`
		A	108.162.192.222^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sima.ns.cloudflare.com`
		A	172.64.32.222^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sima.ns.cloudflare.com`
		A	173.245.58.222^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sima.ns.cloudflare.com`
MX	`_dc-mx.915f381ac5e8.drmikekrantz.com` ⭐
		A	3.216.76.228^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
			PTR	`lwm1.dmmhosts.com`
TXT	`v=spf1 ip4:3.216.76.228 +a +mx +ip4:67.225.140.19 +ip4:67.225.140.19 ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.83.249, 172.67.183.159
		IPv6 hints	2606:4700:3035::6815:53f9, 2606:4700:3035::ac43:b79f
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=209, name=cloudflare-ech.com
SOA	`cory.ns.cloudflare.com`dns@cloudflare.com serial=2401231949

`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=1776071472

Previously MX for

drmikekrantz.com

Same first word

drmikekrantz.com

DNS History

28 records (7 active, 21 former)

●NScory.ns.cloudflare.com2026-02-17 → 2026-04-13 · 3 obs

○ 2020-03-06 05:55:58
● 2026-02-17 05:23:12
● 2026-04-13 09:38:40

○NSns.drmikekrantz.com2015-06-26 → 2017-03-21 · 5 obs

○ 2007-11-12 02:03:00
● 2015-06-26 02:51:08
● 2017-03-21 10:23:36
○ 2020-03-06 05:55:58
○ 2026-04-13 09:38:40

○NSns1.gophermedia.com2020-03-06 → 2020-03-06 · 4 obs

○ 2017-03-21 10:23:36
● 2020-03-06 05:55:58
○ 2026-02-17 05:23:12
○ 2026-04-13 09:38:40

○NSns1.nameresolve.com2007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 02:03:00
○ 2015-06-26 02:51:08
○ 2026-04-13 09:38:40

○NSns2.nameresolve.com2007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 02:03:00
○ 2015-06-26 02:51:08
○ 2026-04-13 09:38:40

○NSns3.gophermedia.com2020-03-06 → 2020-03-06 · 4 obs

○ 2017-03-21 10:23:36
● 2020-03-06 05:55:58
○ 2026-02-17 05:23:12
○ 2026-04-13 09:38:40

○NSns3.nameresolve.com2007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 02:03:00
○ 2015-06-26 02:51:08
○ 2026-04-13 09:38:40

○NSns4.gophermedia.com2020-03-06 → 2020-03-06 · 4 obs

○ 2017-03-21 10:23:36
● 2020-03-06 05:55:58
○ 2026-02-17 05:23:12
○ 2026-04-13 09:38:40

○NSns4.nameresolve.com2007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 02:03:00
○ 2015-06-26 02:51:08
○ 2026-04-13 09:38:40

●NSsima.ns.cloudflare.com2026-02-17 → 2026-04-13 · 3 obs

○ 2020-03-06 05:55:58
● 2026-02-17 05:23:12
● 2026-04-13 09:38:40

●MX_dc-mx.915f381ac5e8.drmikekrantz.com2026-02-17 → 2026-04-13 · 3 obs

○ 2020-03-06 05:55:58
● 2026-02-17 05:23:12
● 2026-04-13 09:38:40

○MXdrmikekrantz.com2020-03-06 → 2020-03-06 · 4 obs

○ 2017-03-21 10:23:36
● 2020-03-06 05:55:58
○ 2026-02-17 05:23:12
○ 2026-04-13 09:38:40

○MXmail.drmikekrantz.com2015-06-26 → 2015-06-26 · 4 obs

○ 2007-11-12 02:03:00
● 2015-06-26 02:51:08
○ 2015-11-15 17:30:24
○ 2026-04-13 09:38:40

○MXmx.imatrixbase.com2015-11-15 → 2017-03-21 · 5 obs

○ 2015-06-26 02:51:08
● 2015-11-15 17:30:24
● 2017-03-21 10:23:36
○ 2020-03-06 05:55:58
○ 2026-04-13 09:38:40

●A104.21.83.2492026-02-17 → 2026-04-13 · 3 obs

○ 2020-03-06 05:55:58
● 2026-02-17 05:23:12
● 2026-04-13 09:38:40

●A172.67.183.1592026-02-17 → 2026-04-13 · 3 obs

○ 2020-03-06 05:55:58
● 2026-02-17 05:23:12
● 2026-04-13 09:38:40

●A2606:4700:3035::6815:53f92026-02-17 → 2026-04-13 · 3 obs

○ 2020-03-06 05:55:58
● 2026-02-17 05:23:12
● 2026-04-13 09:38:40

●A2606:4700:3035::ac43:b79f2026-02-17 → 2026-04-13 · 3 obs

○ 2020-03-06 05:55:58
● 2026-02-17 05:23:12
● 2026-04-13 09:38:40

○A66.150.161.1332007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 02:03:00
○ 2015-06-26 02:51:08
○ 2026-04-13 09:38:40

○A66.150.161.1362007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 02:03:00
○ 2015-06-26 02:51:08
○ 2026-04-13 09:38:40

○A66.150.161.1402007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 02:03:00
○ 2015-06-26 02:51:08
○ 2026-04-13 09:38:40

○A66.150.161.1412007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 02:03:00
○ 2015-06-26 02:51:08
○ 2026-04-13 09:38:40

○A67.225.140.192020-03-06 → 2020-03-06 · 4 obs

○ 2017-03-21 10:23:36
● 2020-03-06 05:55:58
○ 2026-02-17 05:23:12
○ 2026-04-13 09:38:40

○A69.25.27.1702007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 02:03:00
○ 2015-06-26 02:51:08
○ 2026-04-13 09:38:40

○A69.25.27.1712007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 02:03:00
○ 2015-06-26 02:51:08
○ 2026-04-13 09:38:40

○A69.25.27.1722007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 02:03:00
○ 2015-06-26 02:51:08
○ 2026-04-13 09:38:40

○A69.25.27.1732007-11-12 → 2007-11-12 · 3 obs

● 2007-11-12 02:03:00
○ 2015-06-26 02:51:08
○ 2026-04-13 09:38:40

○A98.158.198.142015-06-26 → 2017-03-21 · 5 obs

○ 2007-11-12 02:03:00
● 2015-06-26 02:51:08
● 2017-03-21 10:23:36
○ 2020-03-06 05:55:58
○ 2026-04-13 09:38:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
drmikekrantz.com	cory.ns.cloudflare.com, sima.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.222

NS records: cory.ns.cloudflare.com, sima.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for drmikekrantz.com (unsigned zone)

⏱️ Timing

Total: 177ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.83.249, 172.67.183.159`
AAAA	2	`2606:4700:3035::6815:53f9, 2606:4700:3035::ac43:b79f`
NS	2	`cory.ns.cloudflare.com, sima.ns.cloudflare.com`
MX	1	`_dc-mx.915f381ac5e8.drmikekrantz.com (pr`
TXT	1	`v=spf1 ip4:3.216.76.228 +a +mx +ip4:67.2`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cory.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

drmikekrantz.com points to four IP numbers: 2606:4700:3035::6815:53f9, 2606:4700:3035::ac43:b79f, 104.21.83.249 and 172.67.183.159.

Other host names including hanumansmm.in, lucky50.top, danstevers.com, otobet294.com and doushio.com share IP numbers with drmikekrantz.com.

Name Servers

drmikekrantz.com's delegation uses two name servers, cory.ns.cloudflare.com and sima.ns.cloudflare.com.

drmikekrantz.com shares the same name server setup as other domains, for example lovecenter.org, capitalcardiaccare.com, peachtreecenterrehab.com, adcriv.com and ias.biz-br.com.

drmikekrantz.com at least partially shares name servers with other domains, including knovlsyphrentix.sbs, varicose-veins.ie, ifab.com.au, habibibabyfood.ru and aitd.com.au.

these name servers are commonly used together with sterling.ns.cloudflare.com, cass.ns.cloudflare.com and raquel.ns.cloudflare.com.

Host names with six IP numbers:

cory.ns.cloudflare.com points to: 2606:4700:58::adf5:3b5d, 2803:f800:50::6ca2:c15d, 2a06:98c1:50::ac40:215d, 108.162.193.93, 172.64.33.93 and 173.245.59.93.

sima.ns.cloudflare.com points to: 2606:4700:50::adf5:3ade, 2803:f800:50::6ca2:c0de, 2a06:98c1:50::ac40:20de, 108.162.192.222, 172.64.32.222 and 173.245.58.222.

Mail Servers

drmikekrantz.com is handled by a single mail server, _dc-mx.915f381ac5e8.drmikekrantz.com.

_dc-mx.915f381ac5e8.drmikekrantz.com points to a single IP: 3.216.76.228.

drmikekrantz.com - robtex.com