`drchristinetang.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:dd80^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::6815:2662^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.38.98^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.221.128^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ivan.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b78^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ivan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c178^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ivan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2178^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ivan.ns.cloudflare.com`
		A	108.162.193.120^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ivan.ns.cloudflare.com`
		A	172.64.33.120^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ivan.ns.cloudflare.com`
		A	173.245.59.120^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ivan.ns.cloudflare.com`
NS	`uma.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a92^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uma.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c092^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`uma.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2092^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`uma.ns.cloudflare.com`
		A	108.162.192.146^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uma.ns.cloudflare.com`
		A	172.64.32.146^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uma.ns.cloudflare.com`
		A	173.245.58.146^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`uma.ns.cloudflare.com`
MX	`drchristinetang-com.inbound.emailservice.io` ⭐
		A	52.44.33.109^{🇺🇸 Amazon52.44.0.0/15 EC2 Region prefix}
			PTR	`ec2-52-44-33-109.compute-1.amazonaws.com`
		A	54.211.15.143^{🇺🇸 Amazon54.211.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-211-15-143.compute-1.amazonaws.com`
		A	107.21.241.201^{🇺🇸 Amazon107.21.128.0/17 EC2 IAD prefix}
			PTR	`ec2-107-21-241-201.compute-1.amazonaws.com`
MX	`drchristinetang-com.mail.protection.outlook.com`⁽²⁰⁾
		A	2a01:111:f403:c942::1^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yt3pr01cu00701.inbound.protection.outlook.com`
		A	2a01:111:f403:c942::2^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yt3pr01cu00602.inbound.protection.outlook.com`
		A	2a01:111:f403:c942::3^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yt6pr01cu00103.inbound.protection.outlook.com`
		A	2a01:111:f403:c944::^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yqzpr01cu00900.inbound.protection.outlook.com`
		A	52.101.190.0^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yt5pr01cu00100.inbound.protection.outlook.com`
		A	52.101.190.2^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yt3pr01cu00602.inbound.protection.outlook.com`
		A	52.101.192.0^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yqzpr01cu00900.inbound.protection.outlook.com`
		A	52.101.192.1^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yqzpr01cu01001.inbound.protection.outlook.com`
TXT	`MS=ms31436637`
TXT	`v=spf1 include:spf.us.emailservice.io include:spf.protection.outlook.com incl...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.38.98, 172.67.221.128
		IPv6	2606:4700:3031::ac43:dd80, 2606:4700:3032::6815:2662
SOA	`ivan.ns.cloudflare.com`dns@cloudflare.com serial=2397010028

`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=1774403912

Same first word

drchristinetang.com

DNS History

17 records (8 active, 9 former)

●NSivan.ns.cloudflare.com2016-04-02 → 2026-03-25 · 3 obs

○ 2016-01-01 04:56:38
● 2016-04-02 01:46:40
● 2026-03-25 02:21:20

○NSns05.domaincontrol.com2015-05-23 → 2016-01-01 · 4 obs

● 2015-05-23 10:45:50
● 2016-01-01 04:56:38
○ 2016-04-02 01:46:40
○ 2026-03-25 02:21:20

○NSns06.domaincontrol.com2015-05-23 → 2016-01-01 · 4 obs

● 2015-05-23 10:45:50
● 2016-01-01 04:56:38
○ 2016-04-02 01:46:40
○ 2026-03-25 02:21:20

●NSuma.ns.cloudflare.com2016-04-02 → 2026-03-25 · 3 obs

○ 2016-01-01 04:56:38
● 2016-04-02 01:46:40
● 2026-03-25 02:21:20

●MXdrchristinetang-com.inbound.emailservice.io2026-03-22 → 2026-03-25 · 3 obs

○ 2016-04-02 01:46:40
● 2026-03-22 13:48:00
● 2026-03-25 02:21:20

●MXdrchristinetang-com.mail.protection.outlook.com2026-03-22 → 2026-03-25 · 3 obs

○ 2016-04-02 01:46:40
● 2026-03-22 13:48:00
● 2026-03-25 02:21:20

○MXmailstore1.secureserver.net2015-05-23 → 2016-01-01 · 4 obs

● 2015-05-23 10:45:50
● 2016-01-01 04:56:38
○ 2016-04-02 01:46:40
○ 2026-03-25 02:21:20

○MXsmtp.secureserver.net2015-05-23 → 2016-01-01 · 4 obs

● 2015-05-23 10:45:50
● 2016-01-01 04:56:38
○ 2016-04-02 01:46:40
○ 2026-03-25 02:21:20

○A104.18.34.102016-04-02 → 2017-05-22 · 5 obs

○ 2016-01-01 04:56:38
● 2016-04-02 01:46:40
● 2017-05-22 04:26:44
○ 2026-03-22 13:48:00
○ 2026-03-25 02:21:20

○A104.18.35.102016-04-02 → 2017-05-22 · 5 obs

○ 2016-01-01 04:56:38
● 2016-04-02 01:46:40
● 2017-05-22 04:26:44
○ 2026-03-22 13:48:00
○ 2026-03-25 02:21:20

●A104.21.38.982026-03-22 → 2026-03-25 · 3 obs

○ 2017-05-22 04:26:44
● 2026-03-22 13:48:00
● 2026-03-25 02:21:20

●A172.67.221.1282026-03-22 → 2026-03-25 · 3 obs

○ 2017-05-22 04:26:44
● 2026-03-22 13:48:00
● 2026-03-25 02:21:20

○A184.168.176.12015-05-23 → 2016-01-01 · 4 obs

● 2015-05-23 10:45:50
● 2016-01-01 04:56:38
○ 2016-04-02 01:46:40
○ 2026-03-25 02:21:20

○A2400:cb00:2048:1::6812:220a2017-05-22 → 2017-05-22 · 4 obs

○ 2016-04-02 01:46:40
● 2017-05-22 04:26:44
○ 2026-03-22 13:48:00
○ 2026-03-25 02:21:20

○A2400:cb00:2048:1::6812:230a2017-05-22 → 2017-05-22 · 4 obs

○ 2016-04-02 01:46:40
● 2017-05-22 04:26:44
○ 2026-03-22 13:48:00
○ 2026-03-25 02:21:20

●A2606:4700:3031::ac43:dd802026-03-22 → 2026-03-25 · 3 obs

○ 2017-05-22 04:26:44
● 2026-03-22 13:48:00
● 2026-03-25 02:21:20

●A2606:4700:3032::6815:26622026-03-22 → 2026-03-25 · 3 obs

○ 2017-05-22 04:26:44
● 2026-03-22 13:48:00
● 2026-03-25 02:21:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net...	-
drchristinetang.com	ivan.ns.cloudflare.com, uma.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.146

NS records: ivan.ns.cloudflare.com, uma.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for drchristinetang.com (unsigned zone)

⏱️ Timing

Total: 133ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.38.98, 172.67.221.128`
AAAA	2	`2606:4700:3032::6815:2662, 2606:4700:3031::ac43:dd80`
NS	2	`ivan.ns.cloudflare.com, uma.ns.cloudflare.com`
MX	4	`drchristinetang-com.inbound.emailservice, drchristinetang-com.inbound.emailservice...`
TXT	2	`MS=ms31436637, v=spf1 include:spf.us.emailservice.io in`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ivan.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

drchristinetang.com maps to four IP numbers: 2606:4700:3031::ac43:dd80, 2606:4700:3032::6815:2662, 104.21.38.98 and 172.67.221.128.

other host names include app.juno168.app, raggiratta.pro, www.jifengx.com, wiza.com and mail.mondialdesjeux.com; they share IP numbers with drchristinetang.com.

Name Servers

Two name servers ivan.ns.cloudflare.com and uma.ns.cloudflare.com handle the delegation for drchristinetang.com.

drchristinetang.com shares the same name server setup as other domains, for instance shsutn.com, adsense-id.com, curvert.com, richutc.com and marsdigital.id.

drchristinetang.com at least partially shares name servers with other domains, for instance swfmaestro.com, bhatcher.net, lastteamstanding.uk, kilroy.se and dropinblog.com.

These name servers are commonly used with nia.ns.cloudflare.com and dan.ns.cloudflare.com.

Six IP addresses per host:

ivan.ns.cloudflare.com points to 2606:4700:58::adf5:3b78, 2803:f800:50::6ca2:c178, 2a06:98c1:50::ac40:2178, 108.162.193.120, 172.64.33.120 and 173.245.59.120; uma.ns.cloudflare.com points to 2606:4700:50::adf5:3a92, 2803:f800:50::6ca2:c092, 2a06:98c1:50::ac40:2092, 108.162.192.146, 172.64.32.146 and 173.245.58.146

Mail Servers

drchristinetang.com is handled by two mail servers: drchristinetang-com.inbound.emailservice.io and drchristinetang-com.mail.protection.outlook.com.

drchristinetang-com.mail.protection.outlook.com points to: 2a01:111:f403:c942::1, 2a01:111:f403:c942::2, 2a01:111:f403:c942::3, 2a01:111:f403:c944::, 52.101.190.0, 52.101.190.2, 52.101.192.0 and 52.101.192.1.

drchristinetang-com.inbound.emailservice.io points to: 52.44.33.109, 54.211.15.143 and 107.21.241.201.

drchristinetang.com - robtex.com