fsf.org - robtex.com
fsf.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2001:470:142:4::a🇺🇸 FSF2001:470:142::/48 NET-2001-470-142---48-AS22989 | ||||||
| PTR | www.fsf.org | ||||||
| A | 209.51.188.174🇺🇸 FSF209.51.188.0/24 NET-209-51-188-0-24-AS22989 | ||||||
| NS | ns1.gnu.org ⭐ | ||||||
| A | 2607:5300:60:4c42::1🇨🇦 OVH2607:5300::/32 Hosting route | ||||||
| A | 192.99.37.66🇨🇦 OVH192.99.0.0/16 Hosting route | ||||||
| PTR | ns1.gnu.org | ||||||
| NS | ns2.gnu.org | ||||||
| A | 2607:5300:60:4a62::1🇨🇦 OVH2607:5300::/32 Hosting route | ||||||
| A | 192.99.35.98🇨🇦 OVH192.99.0.0/16 Hosting route | ||||||
| PTR | ns2.gnu.org | ||||||
| NS | ns4.gnu.org | ||||||
| A | 2001:41d0:2:b69d::1🇫🇷 OVH2001:41d0::/32 IPv6 | ||||||
| A | 188.165.235.157🇫🇷 OVH188.165.0.0/16 ISP Paris, France | ||||||
| PTR | ns4.gnu.org | ||||||
| MX | mail.fsf.org ⭐ | ||||||
| A | 2001:470:142::13🇺🇸 FSF2001:470:142::/48 NET-2001-470-142---48-AS22989 | ||||||
| PTR | mail.fsf.org | ||||||
| A | 209.51.188.13🇺🇸 FSF209.51.188.0/24 NET-209-51-188-0-24-AS22989 | ||||||
| TXT | libera-asq123s | ||||||
| TXT | v=spf1 redirect=gnu.org | ||||||
| SOA | ns1.gnu.orghostmaster@gnu.org serial=2941144473 | ||||||
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.infohostmaster@donuts.email serial=1771291736 | ||||||
rank #220 in the tld
WOT: SAFE (95/100)
📈 Tranco rank: #6,681
Up
librephone0p.fsf.org |
mail.fsf.org |
campaigns.fsf.org |
brains.fsf.org |
dbd.fsf.org |
replicantserver0.fsf.org |
windows7sins1p.fsf.org |
status.fsf.org |
shopserver1p.fsf.org |
jumpgate1p.fsf.org |
etherpad3p.fsf.org |
directory.fsf.org |
crm.fsf.org |
groups.fsf.org |
emailselfdefense.fsf.org |
jabserver5p.fsf.org |
webmail.fsf.org |
mail1p.fsf.org |
gplv3.fsf.org |
freesoftware.fsf.org |
jumpgate.fsf.org |
static1p.fsf.org |
u1p.fsf.org |
live.fsf.org |
gplv31p.fsf.org |
matomo1p.fsf.org |
static.fsf.org |
mirror.fsf.org |
brains2p.fsf.org |
crmserver2p.fsf.org |
u.fsf.org |
tor.fsf.org |
members.fsf.org |
edit.fsf.org |
pyxis.fsf.org |
www.fsf.org |
agia.fsf.org |
shop-dev.fsf.org |
office.fsf.org |
piwik.fsf.org |
etherpad.fsf.org |
amt.fsf.org |
shop.fsf.org |
my.fsf.org |
brains0p.fsf.org |
lists.fsf.org |
jitsi3p.fsf.org |
order.fsf.org |
emailselfdefense1p.fsf.org |
Same first word
Similar names
DNS History
10 records (6 active, 4 former)
●NSns2.gnu.org2015-08-29 → 2026-02-27 · 5 obs
● 2017-10-24 14:06:18
○ 2018-03-01 15:56:04
● 2020-01-29 08:43:04
● 2026-02-27 04:32:54
○NSns3.gnu.org2015-08-29 → 2021-09-29 · 4 obs
● 2021-09-29 00:17:46
○ 2026-02-16 02:41:58
○ 2026-02-27 04:32:54
●NSns4.gnu.org2020-01-29 → 2026-02-27 · 3 obs
● 2020-01-29 08:43:04
● 2026-02-27 04:32:54
●MXmail.fsf.org2015-08-29 → 2026-02-27 · 2 obs
● 2026-02-27 04:32:54
●A2001:470:142:4::a2020-01-29 → 2026-02-27 · 3 obs
● 2020-01-29 08:43:04
● 2026-02-27 04:32:54
○A2001:4830:134:4::a2015-08-29 → 2018-03-01 · 4 obs
● 2018-03-01 15:56:04
○ 2020-01-29 08:43:04
○ 2026-02-27 04:32:54
○A208.118.235.1312015-08-29 → 2016-03-22 · 4 obs
● 2016-03-22 07:20:50
○ 2016-05-03 13:20:22
○ 2026-02-27 04:32:54
○A208.118.235.1742016-05-03 → 2018-03-01 · 5 obs
● 2016-05-03 13:20:22
● 2018-03-01 15:56:04
○ 2020-01-29 08:43:04
○ 2026-02-27 04:32:54
●A209.51.188.1742020-01-29 → 2026-02-27 · 3 obs
● 2020-01-29 08:43:04
● 2026-02-27 04:32:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| fsf.org | ns4.gnu.org, ns1.gnu.org, ns2.gnu.org | 6 records |
✅ Authoritative Response
Server: 192.99.37.66
NS records: ns4.gnu.org, ns1.gnu.org, ns2.gnu.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for fsf.org (unsigned zone)
⏱️ Timing
Total: 320ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 209.51.188.174 |
| AAAA | 1 | 2001:470:142:4::a |
| NS | 3 | ns2.gnu.org, ns4.gnu.org... |
| MX | 1 | mail.fsf.org (pri: 10) |
| TXT | 2 | v=spf1 redirect=gnu.org, libera-asq123s |
| SOA | 1 | ns1.gnu.org hostmaster.gnu.org |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns1.gnu.org, ns2.gnu.org, ns4.gnu.org...)
AI analysis
fsf.org is a parent of librephone0p.fsf.org, mail.fsf.org, campaigns.fsf.org, brains.fsf.org, dbd.fsf.org and several other host names.
fsf.org points to two IP numbers: 2001:470:142:4::a and 209.51.188.174.
Other host names, for instance witunix.com, fsf.info, www.fsf.org and freesoftwarefoundation.net share IP numbers with fsf.org.
The delegation for fsf.org is handled by three name servers: ns1.gnu.org, ns2.gnu.org and ns4.gnu.org.
fsf.org at least partially shares name servers with other domains, for instance freesoftwarefoundation.net, gnewsense.org, windows7sins.org, freesoftwarefreesociety.com and classpath.org.
These name servers are commonly used with the name servers ns3.gnu.org.
Two IP numbers per host:
ns1.gnu.org points to 2607:5300:60:4c42::1 and 192.99.37.66.
ns2.gnu.org points to 2607:5300:60:4a62::1 and 192.99.35.98.
ns4.gnu.org points to 2001:41d0:2:b69d::1 and 188.165.235.157.
fsf.org is handled by a single mail server, mail.fsf.org.
fsf.org uses the same mail server configuration as other domains, such as patentabsurdity.com, endsoftwarepatents.org, boycottsony.org, swpat.org and mail.freesoftware.fsf.org.
mail.fsf.org resolves to two IP numbers: 2001:470:142::13 and 209.51.188.13.