bitnotes.org - dns.ninja

bitnotes.org

DNSSEC⚠️ Not signed
A2a02:2b88:2:1::6773:1πŸ‡¨πŸ‡Ώ WEDOS2a02:2b88::/32 Internet, a.s.
A46.28.110.163πŸ‡¨πŸ‡Ώ WEDOS46.28.104.0/21 Internet, a.s.
NSns2.web4u.cz ⭐
A2a02:a40:100:28ff::12πŸ‡¨πŸ‡Ώ BlueTone-AS2a02:a40::/32 Ceske Radiokomunikace, a.s.
PTRns2.web4u.cz
A85.207.53.12πŸ‡¨πŸ‡Ώ BlueTone-AS85.207.0.0/16 BlueTone-CRa-CZ Fourth address block
PTRns2.web4u.cz
NSns.web4u.cz
A2001:1568:fd::241πŸ‡¨πŸ‡Ώ WEB4U2001:1568::/33
PTRns.web4u.cz
A185.14.224.241πŸ‡¨πŸ‡Ώ WEB4U185.14.224.0/23
PTRns.web4u.cz
MXaspmx.l.google.com ⭐
A2a00:1450:4009:c0f::1bπŸ‡¬πŸ‡§ Google2a00:1450:4009::/48
PTRyulhrs-in-f27.1e100.net
A192.178.223.26πŸ‡ΊπŸ‡Έ Google192.178.223.0/24
PTRyulhrs-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2a00:1450:4025:402::1bπŸ‡³πŸ‡± Google2a00:1450:4025::/48
PTRrb-in-f27.1e100.net
A142.250.102.26πŸ‡ΊπŸ‡Έ Google142.250.102.0/24
PTRrb-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:4013:c1e::1aπŸ‡³πŸ‡± Google2a00:1450:4013::/48
PTRyugrqzs-in-f26.1e100.net
A192.178.213.27πŸ‡ΊπŸ‡Έ Google192.178.213.0/24
PTRyugrqzs-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4001:c21::1bπŸ‡©πŸ‡ͺ Google2a00:1450:4001::/48
PTRlcfrai-in-f27.1e100.net
A142.251.127.26πŸ‡ΊπŸ‡Έ Google142.251.127.0/24
PTRlcfrai-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:4025:c01::1aπŸ‡΅πŸ‡± Google2a00:1450:4025::/48
PTRrd-in-f26.1e100.net
A142.250.147.26πŸ‡ΊπŸ‡Έ Google142.250.147.0/24
PTRrd-in-f26.1e100.net
TXTgoogle-site-verification=MOEslDH1x85iusYrXZO6dW2sk0mqc4LcJtO4PMkdx5o
SOAns.web4u.czadmin@web4u.cz 2015-09-14 #1

org

DNSSECπŸ”’ Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1781712966

Subdomains

Same first word

Similar names

DNS History

16 records (9 active, 7 former)

20162017201820192020202120222023202420252026NSns.web4u.czns2.web4u.czMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.commail.bitnotes.orgA2a02:2b88:2:1::6773:146.28.110.163185.8.236.1552001:1568::132a02:2b88:2:1::22d7:12a02:2b88:2:1::4c30:137.157.198.3681.91.86.13
●NSns.web4u.cz2015-11-03 β†’ 2026-06-17 Β· 2 obs
● 2015-11-03 21:33:38
● 2026-06-17 16:38:44
●NSns2.web4u.cz2015-11-03 β†’ 2026-06-17 Β· 2 obs
● 2015-11-03 21:33:38
● 2026-06-17 16:38:44
●MXalt1.aspmx.l.google.com2016-09-16 β†’ 2026-06-17 Β· 3 obs
β—‹ 2016-04-08 19:48:28
● 2016-09-16 21:43:06
● 2026-06-17 16:38:44
●MXalt2.aspmx.l.google.com2016-09-16 β†’ 2026-06-17 Β· 3 obs
β—‹ 2016-04-08 19:48:28
● 2016-09-16 21:43:06
● 2026-06-17 16:38:44
●MXalt3.aspmx.l.google.com2016-09-16 β†’ 2026-06-17 Β· 3 obs
β—‹ 2016-04-08 19:48:28
● 2016-09-16 21:43:06
● 2026-06-17 16:38:44
●MXalt4.aspmx.l.google.com2016-09-16 β†’ 2026-06-17 Β· 3 obs
β—‹ 2016-04-08 19:48:28
● 2016-09-16 21:43:06
● 2026-06-17 16:38:44
●MXaspmx.l.google.com2016-09-16 β†’ 2026-06-17 Β· 3 obs
β—‹ 2016-04-08 19:48:28
● 2016-09-16 21:43:06
● 2026-06-17 16:38:44
β—‹MXmail.bitnotes.org2015-11-03 β†’ 2016-04-08 Β· 4 obs
● 2015-11-03 21:33:38
● 2016-04-08 19:48:28
β—‹ 2016-09-16 21:43:06
β—‹ 2026-06-17 16:38:44
β—‹A185.8.236.1552016-09-16 β†’ 2018-06-16 Β· 5 obs
β—‹ 2016-04-08 19:48:28
● 2016-09-16 21:43:06
● 2018-06-16 09:36:16
β—‹ 2026-03-25 00:41:58
β—‹ 2026-06-17 16:38:44
β—‹A2001:1568::132015-11-03 β†’ 2015-11-03 Β· 3 obs
● 2015-11-03 21:33:38
β—‹ 2016-01-20 10:25:16
β—‹ 2026-06-17 16:38:44
β—‹A2a02:2b88:2:1::22d7:12016-01-20 β†’ 2016-04-08 Β· 5 obs
β—‹ 2015-11-03 21:33:38
● 2016-01-20 10:25:16
● 2016-04-08 19:48:28
β—‹ 2016-09-16 21:43:06
β—‹ 2026-06-17 16:38:44
β—‹A2a02:2b88:2:1::4c30:12016-09-16 β†’ 2018-06-16 Β· 5 obs
β—‹ 2016-04-08 19:48:28
● 2016-09-16 21:43:06
● 2018-06-16 09:36:16
β—‹ 2026-03-25 00:41:58
β—‹ 2026-06-17 16:38:44
●A2a02:2b88:2:1::6773:12026-03-25 β†’ 2026-06-17 Β· 3 obs
β—‹ 2018-06-16 09:36:16
● 2026-03-25 00:41:58
● 2026-06-17 16:38:44
β—‹A37.157.198.362016-01-20 β†’ 2016-04-08 Β· 5 obs
β—‹ 2015-11-03 21:33:38
● 2016-01-20 10:25:16
● 2016-04-08 19:48:28
β—‹ 2016-09-16 21:43:06
β—‹ 2026-06-17 16:38:44
●A46.28.110.1632026-03-25 β†’ 2026-06-17 Β· 3 obs
β—‹ 2018-06-16 09:36:16
● 2026-03-25 00:41:58
● 2026-06-17 16:38:44
β—‹A81.91.86.132015-11-03 β†’ 2015-11-03 Β· 3 obs
● 2015-11-03 21:33:38
β—‹ 2016-01-20 10:25:16
β—‹ 2026-06-17 16:38:44

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
orgb2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org-
bitnotes.orgns.web4u.cz, ns2.web4u.cz-

βœ… Authoritative Response

Server:85.207.53.12

NS records: ns.web4u.cz, ns2.web4u.cz

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bitnotes.org (unsigned zone)

⏱️ Timing

Total: 703ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A146.28.110.163
AAAA12a02:2b88:2:1::6773:1
NS2ns.web4u.cz, ns2.web4u.cz
MX5aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)...
TXT1google-site-verification=MOEslDH1x85iusY
SOA1ns.web4u.cz admin.web4u.cz

Analysis

Hierarchy

bitnotes.org serves as the parent of www.bitnotes.org and mail.bitnotes.org.

IP Addresses

bitnotes.org has two IP addresses: 46.28.110.163 and 2a02:2b88:2:1::6773:1

Other host names, such as www.bitnotes.org, share IP numbers with bitnotes.org.

Name Servers

bitnotes.org is delegated to two name servers: ns2.web4u.cz and ns.web4u.cz.

The name server configuration of bitnotes.org is shared with other domains, for instance systembaker.com, elancar.cz, brnenskaobalovna.org and two others.

ns2.web4u.cz and ns.web4u.cz each resolve to two IP addresses: ns2.web4u.cz points to 85.207.53.12 and 2a02:a40:100:28ff::12, while ns.web4u.cz points to 185.14.224.241 and 2001:1568:fd::241.

Mail Servers

Five mail servers handle bitnotes.org: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

At least some of the mail servers used by bitnotes.org are shared with other domains: paull.fr, ns500599.ns500599.ns500599.ns500724.ns500599.ns500737.ns500724.ns500724.ns500737.ns500737.ns500737.ns500697.ns500697.ns500682.ns500583.yummyflingsfinder.com, ns500758.ns500759.ns500758.ns500698.ns500576.ns500708.ns500698.ns500698.ns500619.ns500619.ns500619.trackreceptor.com and two others among them.

These mail servers often appear in conjunction with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names pointing to two IP addresses:

aspmx.l.google.com points to 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt1.aspmx.l.google.com points to 142.250.102.26 and 2a00:1450:4025:402::1b.

alt2.aspmx.l.google.com points to 192.178.213.27 and 2a00:1450:4013:c1e::1a.

alt3.aspmx.l.google.com points to 142.251.127.26 and 2a00:1450:4001:c21::1b.

alt4.aspmx.l.google.com points to 142.250.147.26 and 2a00:1450:4025:c01::1a.