biotools.org - dns.ninja

`biotools.org`

DNSSEC	⚠️ Not signed
NS	`ns-cloud-d1.googledomains.com` ⭐
		A	2001:4860:4802:32::6d^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-d1.googledomains.com`
		A	216.239.32.109^{🇺🇸 Google216.239.32.0/24}
			PTR	`ns-cloud-d1.googledomains.com`
NS	`ns-cloud-d2.googledomains.com`
		A	2001:4860:4802:34::6d^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-d2.googledomains.com`
		A	216.239.34.109^{🇺🇸 Google216.239.34.0/24}
			PTR	`ns-cloud-d2.googledomains.com`
NS	`ns-cloud-d3.googledomains.com`
		A	2001:4860:4802:36::6d^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-d3.googledomains.com`
		A	216.239.36.109^{🇺🇸 Google216.239.36.0/24}
			PTR	`ns-cloud-d3.googledomains.com`
NS	`ns-cloud-d4.googledomains.com`
		A	2001:4860:4802:38::6d^{🇺🇸 Google2001:4860::/32}
			PTR	`ns-cloud-d4.googledomains.com`
		A	216.239.38.109^{🇺🇸 Google216.239.38.0/24}
			PTR	`ns-cloud-d4.googledomains.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c29::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadum-in-f26.1e100.net`
		A	64.233.180.26^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f26.1e100.net`
			PTR	`pe-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	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.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`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`ns-cloud-d1.googledomains.com`cloud-dns-hostmaster@google.com serial=9

`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=1785620279

Same first word

biotools.fr

biotools.com.au

biotools.net

biotools.com

biotools.org

biotools.kr

biotools.us

biotools.eu

biotools.co

Similar names

boostoil.biz

biostool.com

stoloboi.ru

boostoil.eu

DNS History

15 records (9 active, 6 former)

○NShidden-master.yahoo.com2015-05-21 → 2017-04-10 · 4 obs

● 2015-05-21 05:59:58
● 2017-04-10 20:09:40
○ 2026-02-24 02:28:56
○ 2026-08-01 22:10:18

●NSns-cloud-d1.googledomains.com2026-02-24 → 2026-08-01 · 3 obs

○ 2017-04-10 20:09:40
● 2026-02-24 02:28:56
● 2026-08-01 22:10:18

●NSns-cloud-d2.googledomains.com2026-02-24 → 2026-08-01 · 3 obs

○ 2017-04-10 20:09:40
● 2026-02-24 02:28:56
● 2026-08-01 22:10:18

●NSns-cloud-d3.googledomains.com2026-02-24 → 2026-08-01 · 3 obs

○ 2017-04-10 20:09:40
● 2026-02-24 02:28:56
● 2026-08-01 22:10:18

●NSns-cloud-d4.googledomains.com2026-02-24 → 2026-08-01 · 3 obs

○ 2017-04-10 20:09:40
● 2026-02-24 02:28:56
● 2026-08-01 22:10:18

○NSyns1.yahoo.com2015-05-21 → 2017-04-10 · 4 obs

● 2015-05-21 05:59:58
● 2017-04-10 20:09:40
○ 2026-02-24 02:28:56
○ 2026-08-01 22:10:18

○NSyns2.yahoo.com2015-05-21 → 2017-04-10 · 4 obs

● 2015-05-21 05:59:58
● 2017-04-10 20:09:40
○ 2026-02-24 02:28:56
○ 2026-08-01 22:10:18

●MXalt1.aspmx.l.google.com2026-02-24 → 2026-08-01 · 3 obs

○ 2017-04-10 20:09:40
● 2026-02-24 02:28:56
● 2026-08-01 22:10:18

●MXalt2.aspmx.l.google.com2026-02-24 → 2026-08-01 · 3 obs

○ 2017-04-10 20:09:40
● 2026-02-24 02:28:56
● 2026-08-01 22:10:18

●MXalt3.aspmx.l.google.com2026-02-24 → 2026-08-01 · 3 obs

○ 2017-04-10 20:09:40
● 2026-02-24 02:28:56
● 2026-08-01 22:10:18

●MXalt4.aspmx.l.google.com2026-02-24 → 2026-08-01 · 3 obs

○ 2017-04-10 20:09:40
● 2026-02-24 02:28:56
● 2026-08-01 22:10:18

●MXaspmx.l.google.com2026-02-24 → 2026-08-01 · 3 obs

○ 2017-04-10 20:09:40
● 2026-02-24 02:28:56
● 2026-08-01 22:10:18

○MXmx-biz.mail.am0.yahoodns.net2015-05-21 → 2017-04-10 · 4 obs

● 2015-05-21 05:59:58
● 2017-04-10 20:09:40
○ 2026-02-24 02:28:56
○ 2026-08-01 22:10:18

○A98.139.135.1292015-11-09 → 2017-04-10 · 5 obs

○ 2015-05-21 05:59:58
● 2015-11-09 03:17:04
● 2017-04-10 20:09:40
○ 2026-02-24 02:28:56
○ 2026-08-01 22:10:18

○A98.139.135.1982015-05-21 → 2015-05-21 · 3 obs

● 2015-05-21 05:59:58
○ 2015-11-09 03:17:04
○ 2026-08-01 22:10:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
biotools.org	ns-cloud-d4.googledomains.com, ns-cloud-d1.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com	-

✅ Authoritative Response

Server:216.239.38.109

NS records: ns-cloud-d4.googledomains.com, ns-cloud-d1.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for biotools.org (unsigned zone)

⏱️ Timing

Total: 463ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-cloud-d2.googledomains.com, ns-cloud-d4.googledomains.com...`
MX	5	`alt1.aspmx.l.google.com (pri: 5), aspmx.l.google.com (pri: 1)...`
TXT	1	`v=spf1 include:_spf.google.com ~all`
SOA	1	`ns-cloud-d1.googledomains.com cloud-dns-`

Analysis

Name Servers

The NS records for biotools.org point to four name servers: ns-cloud-d1.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com and ns-cloud-d4.googledomains.com.

biotools.org partially shares its NS delegation with several other domains, including barral.me, the-berlin.com, hamlingroup.net and two others.

ns-cloud-d1.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d3.googledomains.com and ns-cloud-d4.googledomains.com each carry two IP addresses. ns-cloud-d1.googledomains.com has 216.239.32.109 and 2001:4860:4802:32::6d; ns-cloud-d2.googledomains.com has 216.239.34.109 and 2001:4860:4802:34::6d; ns-cloud-d3.googledomains.com has 216.239.36.109 and 2001:4860:4802:36::6d; ns-cloud-d4.googledomains.com has 216.239.38.109 and 2001:4860:4802:38::6d.

Mail Servers

biotools.org is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

There is at least a partial MX overlap between biotools.org and other domains, including ns500699.ns500734.ns500699.ns500693.ns500693.ns500693.ns500699.ns500588.ns500693.ns500693.ns500693.ns500683.ns500612.ns500588.ns500588.dtrkdll.com, ns500698.ns500758.ns500759.ns500736.ns500735.ns500735.ns500735.ns500735.ns500736.ns500698.ns500735.ns500576.ns500576.ns500619.trackreceptor.com, ns500698.ns500758.ns500759.ns500759.ns500698.ns500698.ns500735.ns500735.ns500698.ns500735.ns500735.ns500576.ns500619.ns500686.ns500619.ns500576.trackreceptor.com and two others.

These mail servers tend to appear in combination with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 others.

Host names that have two IP addresses:

The A records for aspmx.l.google.com return 64.233.180.26 and 2607:f8b0:4004:c29::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 192.178.223.26 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.