math.ch - dns.ninja

math.ch

DNSSECโš ๏ธ Not signed
A129.132.119.214๐Ÿ‡จ๐Ÿ‡ญ Switch129.132.0.0/16 ETH-NET
PTRsmsmath.math.ethz.ch
NSns1.ethz.ch โญ
A2001:67c:10ec::a๐Ÿ‡จ๐Ÿ‡ญ Switch2001:67c:10ec::/48 ETHZ-NET-IPv6
PTRns1.ethz.ch
A129.132.98.8๐Ÿ‡จ๐Ÿ‡ญ Switch129.132.0.0/16 ETH-NET
PTRns1.ethz.ch
NSns.ethz.ch
A2001:67c:10ec::a๐Ÿ‡จ๐Ÿ‡ญ Switch2001:67c:10ec::/48 ETHZ-NET-IPv6
PTRns1.ethz.ch
A129.132.98.8๐Ÿ‡จ๐Ÿ‡ญ Switch129.132.0.0/16 ETH-NET
PTRns1.ethz.ch
NSns2.ethz.ch
A2001:67c:10ec::b๐Ÿ‡จ๐Ÿ‡ญ Switch2001:67c:10ec::/48 ETHZ-NET-IPv6
PTRns2.ethz.ch
A129.132.250.8๐Ÿ‡จ๐Ÿ‡ญ Switch129.132.0.0/16 ETH-NET
PTRns2.ethz.ch
MXmath-ch.mail.protection.outlook.com โญ
A2a01:111:f403:ca3c::๐Ÿ‡จ๐Ÿ‡ญ Microsoft2a01:111:f000::/36
PTRmail-zrap278cu00300.inbound.protection.outlook.com
A2a01:111:f403:ca3c::1๐Ÿ‡จ๐Ÿ‡ญ Microsoft2a01:111:f000::/36
PTRmail-zrzp278cu00201.inbound.protection.outlook.com
A2a01:111:f403:ca3c::2๐Ÿ‡จ๐Ÿ‡ญ Microsoft2a01:111:f000::/36
PTRmail-zr1p278cu00202.inbound.protection.outlook.com
A2a01:111:f403:ca3e::1๐Ÿ‡จ๐Ÿ‡ญ Microsoft2a01:111:f000::/36
PTRmail-gvap278cu00301.inbound.protection.outlook.com
A52.101.185.12๐Ÿ‡จ๐Ÿ‡ญ Microsoft52.96.0.0/12 MICROSOFT
PTRmail-zrap278cu00304.inbound.protection.outlook.com
A52.101.185.13๐Ÿ‡จ๐Ÿ‡ญ Microsoft52.96.0.0/12 MICROSOFT
PTRmail-zrzp278cu00205.inbound.protection.outlook.com
A52.101.185.14๐Ÿ‡จ๐Ÿ‡ญ Microsoft52.96.0.0/12 MICROSOFT
PTRmail-zr1p278cu00206.inbound.protection.outlook.com
A52.101.187.1๐Ÿ‡จ๐Ÿ‡ญ Microsoft52.96.0.0/12 MICROSOFT
PTRmail-gvap278cu00301.inbound.protection.outlook.com
TXTv=spf1 include:_id.ethz.ch ~all
SOAns.ethz.chhostmaster@ethz.ch serial=2968

ch

DNSSEC๐Ÿ”’ Signed (DS record present)
NSa.nic.ch โญ
NSb.nic.ch
NSd.nic.ch
NSe.nic.ch
NSf.nic.ch
SOAa.nic.chdns-operation@switch.ch 2026-07-03 #38
WOT: SAFE (61/100)

Subdomains

Same first word

Similar names

DNS History

15 records (5 active, 10 former)

200920112013201520172019202120232025NSns.ethz.chns1.ethz.chns2.ethz.chdns93.unige.chsns2-tss2.unige.chuni2b.unige.chMXmath-ch.mail.protection.outlook.comphil1.ethz.chphil2.ethz.chphil3.ethz.chphil4.ethz.chA129.132.119.214129.194.7.32129.194.9.50192.33.217.11
โ—‹NSdns93.unige.ch2008-11-29 โ†’ 2017-01-13 ยท 4 obs
โ— 2008-11-29 11:45:52
โ— 2017-01-13 12:43:58
โ—‹ 2026-02-23 01:04:36
โ—‹ 2026-07-03 17:52:44
โ—NSns.ethz.ch2026-02-23 โ†’ 2026-07-03 ยท 3 obs
โ—‹ 2017-01-13 12:43:58
โ— 2026-02-23 01:04:36
โ— 2026-07-03 17:52:44
โ—NSns1.ethz.ch2026-02-23 โ†’ 2026-07-03 ยท 3 obs
โ—‹ 2017-01-13 12:43:58
โ— 2026-02-23 01:04:36
โ— 2026-07-03 17:52:44
โ—NSns2.ethz.ch2026-02-23 โ†’ 2026-07-03 ยท 3 obs
โ—‹ 2017-01-13 12:43:58
โ— 2026-02-23 01:04:36
โ— 2026-07-03 17:52:44
โ—‹NSsns2-tss2.unige.ch2008-11-29 โ†’ 2017-01-13 ยท 4 obs
โ— 2008-11-29 11:45:52
โ— 2017-01-13 12:43:58
โ—‹ 2026-02-23 01:04:36
โ—‹ 2026-07-03 17:52:44
โ—‹NSuni2b.unige.ch2015-08-09 โ†’ 2017-01-13 ยท 5 obs
โ—‹ 2008-11-29 11:45:52
โ— 2015-08-09 22:05:08
โ— 2017-01-13 12:43:58
โ—‹ 2026-02-23 01:04:36
โ—‹ 2026-07-03 17:52:44
โ—MXmath-ch.mail.protection.outlook.com2026-02-23 โ†’ 2026-07-03 ยท 3 obs
โ—‹ 2017-01-13 12:43:58
โ— 2026-02-23 01:04:36
โ— 2026-07-03 17:52:44
โ—‹MXphil1.ethz.ch2015-08-09 โ†’ 2017-01-13 ยท 5 obs
โ—‹ 2008-11-29 11:45:52
โ— 2015-08-09 22:05:08
โ— 2017-01-13 12:43:58
โ—‹ 2026-02-23 01:04:36
โ—‹ 2026-07-03 17:52:44
โ—‹MXphil2.ethz.ch2015-08-09 โ†’ 2017-01-13 ยท 5 obs
โ—‹ 2008-11-29 11:45:52
โ— 2015-08-09 22:05:08
โ— 2017-01-13 12:43:58
โ—‹ 2026-02-23 01:04:36
โ—‹ 2026-07-03 17:52:44
โ—‹MXphil3.ethz.ch2015-08-09 โ†’ 2017-01-13 ยท 5 obs
โ—‹ 2008-11-29 11:45:52
โ— 2015-08-09 22:05:08
โ— 2017-01-13 12:43:58
โ—‹ 2026-02-23 01:04:36
โ—‹ 2026-07-03 17:52:44
โ—‹MXphil4.ethz.ch2015-08-09 โ†’ 2017-01-13 ยท 5 obs
โ—‹ 2008-11-29 11:45:52
โ— 2015-08-09 22:05:08
โ— 2017-01-13 12:43:58
โ—‹ 2026-02-23 01:04:36
โ—‹ 2026-07-03 17:52:44
โ—A129.132.119.2142026-02-23 โ†’ 2026-07-03 ยท 3 obs
โ—‹ 2017-01-13 12:43:58
โ— 2026-02-23 01:04:36
โ— 2026-07-03 17:52:44
โ—‹A129.194.7.322016-12-31 โ†’ 2017-01-13 ยท 5 obs
โ—‹ 2016-11-29 03:58:04
โ— 2016-12-31 17:15:24
โ— 2017-01-13 12:43:58
โ—‹ 2026-02-23 01:04:36
โ—‹ 2026-07-03 17:52:44
โ—‹A129.194.9.502008-11-29 โ†’ 2008-11-29 ยท 3 obs
โ— 2008-11-29 11:45:52
โ—‹ 2015-08-09 22:05:08
โ—‹ 2026-07-03 17:52:44
โ—‹A192.33.217.112015-08-09 โ†’ 2016-11-29 ยท 5 obs
โ—‹ 2008-11-29 11:45:52
โ— 2015-08-09 22:05:08
โ— 2016-11-29 03:58:04
โ—‹ 2016-12-31 17:15:24
โ—‹ 2026-07-03 17:52:44

๐Ÿ” DNS Trace

๐Ÿ“‹ Delegation Chain

ZoneNameserversGlue
cha.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch...-
math.chns2.ethz.ch, ns1.ethz.ch4 records

โœ… Authoritative Response

Server:129.132.250.8

NS records: ns2.ethz.ch, ns1.ethz.ch

๐Ÿ”’ DNSSEC Status

๐Ÿ” Secure (DNSSEC validated)

Chain of trust verified from root to domain

โฑ๏ธ Timing

Total: 818ms | Queries: -

๐Ÿ“„ Records

TypeCountSample Data
A1129.132.119.214
NS2ns2.ethz.ch, ns1.ethz.ch
MX1math-ch.mail.protection.outlook.com (pri
TXT1v=spf1 include:_id.ethz.ch ~all
SOA1ns.ethz.ch hostmaster.ethz.ch

๐Ÿ“Œ Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns2.ethz.ch, ns1.ethz.ch, ns2.ethz.ch...)

Analysis

Hierarchy

math.ch is a parent domain of www.math.ch.

IP Addresses

math.ch points to a single IP number: 129.132.119.214.

smsmath.math.ethz.ch is an example of another host name that shares IP numbers with math.ch.

Name Servers

math.ch has three name servers โ€” ns1.ethz.ch, ns2.ethz.ch and ns.ethz.ch.

math.ch shares at least some of its name servers with other domains, including 90.130.82.in-addr.arpa, 99.130.82.in-addr.arpa, rise-eu.org and two others.

These name servers are frequently paired with the name servers ns3.ethz.ch and ns4.ethz.ch.

ns1.ethz.ch, ns2.ethz.ch and ns.ethz.ch each resolve to two IP addresses. ns1.ethz.ch points to 129.132.98.8 and 2001:67c:10ec::a; ns2.ethz.ch points to 129.132.250.8 and 2001:67c:10ec::b; ns.ethz.ch points to 129.132.98.8 and 2001:67c:10ec::a.

The host names ns1.ethz.ch and ns.ethz.ch both resolve to 2001:67c:10ec::a IP addresses.

The host names ns1.ethz.ch and ns.ethz.ch both resolve to 129.132.98.8 IP addresses.

Mail Servers

math.ch has one mail server: math-ch.mail.protection.outlook.com.

math-ch.mail.protection.outlook.com points to 8 IP numbers: 52.101.185.12, 52.101.185.13, 52.101.185.14 and 5 other.