`doctorswithinborders.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::ac43:d4dd^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:2d61^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.45.97^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.212.221^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`hassan.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c95^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hassan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c395^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`hassan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2395^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`hassan.ns.cloudflare.com`
		A	108.162.195.149^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hassan.ns.cloudflare.com`
		A	162.159.44.149^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hassan.ns.cloudflare.com`
		A	172.64.35.149^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hassan.ns.cloudflare.com`
NS	`rosalyn.ns.cloudflare.com`
		A	2606:4700:50::a29f:263b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c23b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rosalyn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:223b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rosalyn.ns.cloudflare.com`
		A	108.162.194.59^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
		A	162.159.38.59^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
		A	172.64.34.59^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosalyn.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.45.97, 172.67.212.221
		IPv6	2606:4700:3036::ac43:d4dd, 2606:4700:3037::6815:2d61
SOA	`hassan.ns.cloudflare.com`dns@cloudflare.com serial=2396806185

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1773551953

Same first word

doctorswithinborders.org

DNS History

17 records (6 active, 11 former)

●NShassan.ns.cloudflare.com2026-03-18 → 2026-03-21 · 3 obs

○ 2020-03-21 20:15:28
● 2026-03-18 04:51:16
● 2026-03-21 09:55:20

○NSns39.domaincontrol.com2016-05-29 → 2020-03-21 · 5 obs

○ 2016-01-26 02:00:02
● 2016-05-29 08:56:20
● 2020-03-21 20:15:28
○ 2026-03-18 04:51:16
○ 2026-03-21 09:55:20

○NSns40.domaincontrol.com2016-05-29 → 2020-03-21 · 5 obs

○ 2016-01-26 02:00:02
● 2016-05-29 08:56:20
● 2020-03-21 20:15:28
○ 2026-03-18 04:51:16
○ 2026-03-21 09:55:20

○NSns67.domaincontrol.com2015-06-21 → 2016-01-26 · 4 obs

● 2015-06-21 00:39:30
● 2016-01-26 02:00:02
○ 2016-05-29 08:56:20
○ 2026-03-21 09:55:20

○NSns68.domaincontrol.com2015-06-21 → 2016-01-26 · 4 obs

● 2015-06-21 00:39:30
● 2016-01-26 02:00:02
○ 2016-05-29 08:56:20
○ 2026-03-21 09:55:20

●NSrosalyn.ns.cloudflare.com2026-03-18 → 2026-03-21 · 3 obs

○ 2020-03-21 20:15:28
● 2026-03-18 04:51:16
● 2026-03-21 09:55:20

○MXmail.doctorswithinborders.org2016-05-29 → 2017-02-06 · 5 obs

○ 2016-01-26 02:00:02
● 2016-05-29 08:56:20
● 2017-02-06 09:20:12
○ 2020-03-21 20:15:28
○ 2026-03-21 09:55:20

○MXmailstore1.secureserver.net2015-06-21 → 2016-01-26 · 4 obs

● 2015-06-21 00:39:30
● 2016-01-26 02:00:02
○ 2016-05-29 08:56:20
○ 2026-03-21 09:55:20

○MXsmtp.secureserver.net2015-06-21 → 2016-01-26 · 4 obs

● 2015-06-21 00:39:30
● 2016-01-26 02:00:02
○ 2016-05-29 08:56:20
○ 2026-03-21 09:55:20

●A104.21.45.972026-03-18 → 2026-03-21 · 3 obs

○ 2020-03-21 20:15:28
● 2026-03-18 04:51:16
● 2026-03-21 09:55:20

○A107.180.51.62016-05-29 → 2017-02-06 · 5 obs

○ 2016-01-26 02:00:02
● 2016-05-29 08:56:20
● 2017-02-06 09:20:12
○ 2020-03-21 20:15:28
○ 2026-03-21 09:55:20

●A172.67.212.2212026-03-18 → 2026-03-21 · 3 obs

○ 2020-03-21 20:15:28
● 2026-03-18 04:51:16
● 2026-03-21 09:55:20

○A184.168.221.412020-03-21 → 2020-03-21 · 4 obs

○ 2017-02-06 09:20:12
● 2020-03-21 20:15:28
○ 2026-03-18 04:51:16
○ 2026-03-21 09:55:20

○A2606:4700:130:436c:6f75:6466:6c61:72652026-03-18 → 2026-03-18 · 4 obs

○ 2020-03-21 20:15:28
● 2026-03-18 04:51:16
○ 2026-03-20 10:36:50
○ 2026-03-21 09:55:20

●A2606:4700:3036::ac43:d4dd2026-03-20 → 2026-03-21 · 3 obs

○ 2026-03-18 04:51:16
● 2026-03-20 10:36:50
● 2026-03-21 09:55:20

●A2606:4700:3037::6815:2d612026-03-20 → 2026-03-21 · 3 obs

○ 2026-03-18 04:51:16
● 2026-03-20 10:36:50
● 2026-03-21 09:55:20

○A50.63.202.102015-06-21 → 2016-01-26 · 4 obs

● 2015-06-21 00:39:30
● 2016-01-26 02:00:02
○ 2016-05-29 08:56:20
○ 2026-03-21 09:55:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
doctorswithinborders.org	hassan.ns.cloudflare.com, rosalyn.ns.cloudflare.com	-

✅ Authoritative Response

Server: 172.64.35.149

NS records: hassan.ns.cloudflare.com, rosalyn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for doctorswithinborders.org (unsigned zone)

⏱️ Timing

Total: 406ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`172.64.80.1`
AAAA	1	`2606:4700:130:436c:6f75:6466:6c61:7265`
NS	2	`hassan.ns.cloudflare.com, rosalyn.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`hassan.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

Four IP numbers are pointed to by doctorswithinborders.org: 2606:4700:3036::ac43:d4dd, 2606:4700:3037::6815:2d61, 104.21.45.97 and 172.67.212.221.

other host names including discountcanadadrugs.com, crimson-violet-24c5.orf9275biv.workers.dev, jessel-elektro.de, theambitgroup.com and dgiusa.com share IP numbers with doctorswithinborders.org.

Name Servers

doctorswithinborders.org is delegated to two name servers hassan.ns.cloudflare.com and rosalyn.ns.cloudflare.com.

doctorswithinborders.org shares the same name server setup as other domains, for instance developmentdata.org, ohwow-arcade.com, gamesdonut.com, g3dx.org and pichlo.com.

doctorswithinborders.org at least partially shares name servers with other domains, for instance 5530507.vip, pellisys.com, shop-backpacks.com, nfab.ca and xiaomi11.xyz.

these name servers are commonly used alongside rex.ns.cloudflare.com.

Host names with six IP numbers:

Host name hassan.ns.cloudflare.com points to: 2606:4700:58::a29f:2c95, 2803:f800:50::6ca2:c395, 2a06:98c1:50::ac40:2395, 108.162.195.149, 162.159.44.149 and 172.64.35.149.

Host name rosalyn.ns.cloudflare.com points to: 2606:4700:50::a29f:263b, 2803:f800:50::6ca2:c23b, 2a06:98c1:50::ac40:223b, 108.162.194.59, 162.159.38.59 and 172.64.34.59.

doctorswithinborders.org - robtex.com