rowingworkouts.org - dns.ninja

`rowingworkouts.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:d537^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:17c5^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.23.197^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.213.55^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dom.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b9d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dom.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c19d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dom.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:219d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dom.ns.cloudflare.com`
		A	108.162.193.157^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.33.157^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	173.245.59.157^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`samara.ns.cloudflare.com`
		A	2606:4700:50::a29f:26a0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`samara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2a0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`samara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22a0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`samara.ns.cloudflare.com`
		A	108.162.194.160^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`samara.ns.cloudflare.com`
		A	162.159.38.160^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`samara.ns.cloudflare.com`
		A	172.64.34.160^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`samara.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1b::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f26.1e100.net`
		A	142.251.179.26^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
MX	`45ucba4eqj3tcqhhqxphvbeuzjipkmppvmg22b5qcmxqcgklztqa.mx-verification.google.com`⁽¹⁵⁾
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.23.197, 172.67.213.55
		IPv6 hints	2606:4700:3034::ac43:d537, 2606:4700:3036::6815:17c5
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=16, name=cloudflare-ech.com
SOA	`dom.ns.cloudflare.com`dns@cloudflare.com serial=2408949034

`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=1784690938

Previously MX for

rowingworkouts.org

Subdomains

www.rowingworkouts.org

Same first word

rowingworkouts.org

DNS History

24 records (12 active, 12 former)

●NSdom.ns.cloudflare.com2026-03-01 → 2026-07-22 · 3 obs

○ 2017-04-02 08:17:54
● 2026-03-01 05:00:44
● 2026-07-22 03:37:12

○NSns1.bluehost.com2015-07-08 → 2017-04-02 · 7 obs

● 2015-07-08 02:59:02
● 2015-11-12 01:48:14
○ 2016-02-07 06:06:16
● 2016-09-08 03:59:20
● 2017-04-02 08:17:54
○ 2026-03-01 05:00:44
○ 2026-07-22 03:37:12

○NSns1.digitalocean.com2016-02-07 → 2016-02-07 · 4 obs

○ 2015-11-12 01:48:14
● 2016-02-07 06:06:16
○ 2016-09-08 03:59:20
○ 2026-07-22 03:37:12

○NSns2.bluehost.com2015-07-08 → 2017-04-02 · 7 obs

● 2015-07-08 02:59:02
● 2015-11-12 01:48:14
○ 2016-02-07 06:06:16
● 2016-09-08 03:59:20
● 2017-04-02 08:17:54
○ 2026-03-01 05:00:44
○ 2026-07-22 03:37:12

○NSns2.digitalocean.com2016-02-07 → 2016-02-07 · 4 obs

○ 2015-11-12 01:48:14
● 2016-02-07 06:06:16
○ 2016-09-08 03:59:20
○ 2026-07-22 03:37:12

○NSns3.digitalocean.com2016-02-07 → 2016-02-07 · 4 obs

○ 2015-11-12 01:48:14
● 2016-02-07 06:06:16
○ 2016-09-08 03:59:20
○ 2026-07-22 03:37:12

●NSsamara.ns.cloudflare.com2026-03-01 → 2026-07-22 · 3 obs

○ 2017-04-02 08:17:54
● 2026-03-01 05:00:44
● 2026-07-22 03:37:12

●MX45ucba4eqj3tcqhhqxphvbeuzjipkmppvmg22b5qcmxqcgklztqa.mx-verification.google.com2026-03-01 → 2026-07-22 · 3 obs

○ 2017-04-02 08:17:54
● 2026-03-01 05:00:44
● 2026-07-22 03:37:12

●MXalt1.aspmx.l.google.com2026-03-01 → 2026-07-22 · 3 obs

○ 2017-04-02 08:17:54
● 2026-03-01 05:00:44
● 2026-07-22 03:37:12

●MXalt2.aspmx.l.google.com2026-03-01 → 2026-07-22 · 3 obs

○ 2017-04-02 08:17:54
● 2026-03-01 05:00:44
● 2026-07-22 03:37:12

●MXalt3.aspmx.l.google.com2026-03-01 → 2026-07-22 · 3 obs

○ 2017-04-02 08:17:54
● 2026-03-01 05:00:44
● 2026-07-22 03:37:12

●MXalt4.aspmx.l.google.com2026-03-01 → 2026-07-22 · 3 obs

○ 2017-04-02 08:17:54
● 2026-03-01 05:00:44
● 2026-07-22 03:37:12

●MXaspmx.l.google.com2026-03-01 → 2026-07-22 · 3 obs

○ 2017-04-02 08:17:54
● 2026-03-01 05:00:44
● 2026-07-22 03:37:12

○MXrowingworkouts.org2015-07-08 → 2017-04-02 · 7 obs

● 2015-07-08 02:59:02
● 2015-11-12 01:48:14
○ 2016-02-07 06:06:16
● 2016-09-08 03:59:20
● 2017-04-02 08:17:54
○ 2026-03-01 05:00:44
○ 2026-07-22 03:37:12

●A104.21.23.1972026-03-01 → 2026-07-22 · 5 obs

○ 2017-04-02 08:17:54
● 2026-03-01 05:00:44
○ 2026-03-03 11:32:12
● 2026-03-05 10:44:56
● 2026-07-22 03:37:12

○A162.243.3.1672016-02-07 → 2016-02-07 · 4 obs

○ 2015-11-12 01:48:14
● 2016-02-07 06:06:16
○ 2016-09-08 03:59:20
○ 2026-07-22 03:37:12

○A172.64.80.12026-03-03 → 2026-03-03 · 4 obs

○ 2026-03-01 05:00:44
● 2026-03-03 11:32:12
○ 2026-03-05 10:44:56
○ 2026-07-22 03:37:12

●A172.67.213.552026-03-01 → 2026-07-22 · 5 obs

○ 2017-04-02 08:17:54
● 2026-03-01 05:00:44
○ 2026-03-03 11:32:12
● 2026-03-05 10:44:56
● 2026-07-22 03:37:12

○A2606:4700:130:436c:6f75:6466:6c61:72652026-03-03 → 2026-03-08 · 8 obs

○ 2026-03-01 05:00:44
● 2026-03-03 11:32:12
● 2026-03-05 10:44:56
○ 2026-03-05 14:04:22
○ 2026-03-07 06:17:46
● 2026-03-08 13:41:38
○ 2026-03-08 15:11:20
○ 2026-07-22 03:37:12

○A2606:4700:3031::ac43:d5372026-03-01 → 2026-03-08 · 10 obs

○ 2017-04-02 08:17:54
● 2026-03-01 05:00:44
○ 2026-03-03 11:32:12
○ 2026-03-05 10:44:56
● 2026-03-05 14:04:22
● 2026-03-07 06:17:46
○ 2026-03-08 13:41:38
● 2026-03-08 15:11:20
○ 2026-07-05 02:36:58
○ 2026-07-22 03:37:12

○A2606:4700:3033::6815:17c52026-03-01 → 2026-03-08 · 10 obs

●A2606:4700:3034::ac43:d5372026-07-05 → 2026-07-22 · 3 obs

○ 2026-03-08 15:11:20
● 2026-07-05 02:36:58
● 2026-07-22 03:37:12

●A2606:4700:3036::6815:17c52026-07-05 → 2026-07-22 · 3 obs

○ 2026-03-08 15:11:20
● 2026-07-05 02:36:58
● 2026-07-22 03:37:12

○A69.89.31.1482015-07-08 → 2017-04-02 · 7 obs

● 2015-07-08 02:59:02
● 2015-11-12 01:48:14
○ 2016-02-07 06:06:16
● 2016-09-08 03:59:20
● 2017-04-02 08:17:54
○ 2026-03-01 05:00:44
○ 2026-07-22 03:37:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org	-
rowingworkouts.org	dom.ns.cloudflare.com, samara.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.160

NS records: dom.ns.cloudflare.com, samara.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rowingworkouts.org (unsigned zone)

⏱️ Timing

Total: 530ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.213.55, 104.21.23.197`
AAAA	2	`2606:4700:3034::ac43:d537, 2606:4700:3036::6815:17c5`
NS	2	`dom.ns.cloudflare.com, samara.ns.cloudflare.com`
MX	6	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dom.ns.cloudflare.com dns.cloudflare.com`

Analysis

Hierarchy

rowingworkouts.org is a parent domain of www.rowingworkouts.org.

IP Addresses

rowingworkouts.org has four IP addresses: 104.21.23.197, 172.67.213.55, 2606:4700:3034::ac43:d537 and 2606:4700:3036::6815:17c5.

Two other host names, along with exam.2011.timetable.com, chainedesrotisseurs.eu and xelorivanthuq.com, also share IP numbers with rowingworkouts.org.

Name Servers

The NS records for rowingworkouts.org delegate to dom.ns.cloudflare.com and samara.ns.cloudflare.com.

rowingworkouts.org shares its NS records with other domains, for example shadzi.net, uniglow.co, crazy-time-result.com and two others.

rowingworkouts.org shares at least some of its name servers with other domains, including synergy-restoration.com, atolldive.com, qjuzqpuj.cc and two others.

These name servers are frequently paired with the name servers tony.ns.cloudflare.com, june.ns.cloudflare.com and dina.ns.cloudflare.com.

DNS names with 6 IP addresses:

dom.ns.cloudflare.com maps to 108.162.193.157, 172.64.33.157, 173.245.59.157 and 3 additional IP addresses.

samara.ns.cloudflare.com maps to 108.162.194.160, 162.159.38.160, 172.64.34.160 and 3 additional IP addresses.

Mail Servers

rowingworkouts.org is handled by 6 mail servers: aspmx.l.google.com, 45ucba4eqj3tcqhhqxphvbeuzjipkmppvmg22b5qcmxqcgklztqa.mx-verification.google.com, alt1.aspmx.l.google.com and 3 other.

There is at least a partial MX overlap between rowingworkouts.org and other domains, including koyote.com, ns500758.ns500698.ns500698.ns500759.ns500698.ns500735.ns500735.ns500576.ns500576.ns500698.ns500698.ns500576.ns500576.ns500619.ns500619.trackreceptor.com, ns500759.ns500698.ns500759.ns500758.ns500698.ns500736.ns500736.ns500735.ns500708.ns500708.ns500708.ns500619.ns500652.ns500576.trackreceptor.com and two others.

These mail servers frequently co-occur with the mail servers alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com and two others.

Host names that have two IP addresses:

The A records for aspmx.l.google.com return 142.251.179.26 and 2607:f8b0:4004:c1b::1a.

The A records for alt1.aspmx.l.google.com return 108.177.123.26 and 2800:3f0:4003:c0f::1a.

The A records for alt2.aspmx.l.google.com return 172.253.116.27 and 2a00:1450:400b:c02::1a.

The A records for alt3.aspmx.l.google.com return 192.178.223.27 and 2a00:1450:4009:c0f::1b.

The A records for alt4.aspmx.l.google.com return 172.253.157.26 and 2a00:1450:400c:c23::1a.