DNS SOA: Difference between revisions
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| google.com || ns2.google.com. || dns-admin.google.com. || 166610135 || 900 || 900 || 1800 || 60 | | google.com || ns2.google.com. || dns-admin.google.com. || 166610135 || 900 || 900 || 1800 || 60 | ||
|- | |||
| microsoft.com || ns1.msft.net. || msnhst.microsoft.com. || 2017082508 || 7200 || 600 || 2419200 || 3600 | |||
|- | |- | ||
| twitter.com || ns-881.awsdns-46.net. || ops.twitter.com. || 2007131073 || 3600 || 600 || 604800 || 60 | | twitter.com || ns-881.awsdns-46.net. || ops.twitter.com. || 2007131073 || 3600 || 600 || 604800 || 60 | ||
Revision as of 2017-08-27T19:09:17
https://www.ultratools.com/tools/dnsLookup
| URL | Refresh | Retry | Expire | TTL |
|---|---|---|---|---|
| https://www.worldwidedns.net/faq_help/recommended_soa_parameters.asp | 21600 | 10800 | 604800 | 43200 |
| https://www.ietf.org/rfc/rfc1912.txt | fraction of the refresh interval | 2-4 weeks are suggested values (1209600 - 2419200) | 1-5 days are typical values (86400 - 432000) |
| Domain | serial number | refresh | retry | expire | minimum | ||
|---|---|---|---|---|---|---|---|
| anna.info | dns100.ovh.net. | tech.ovh.net. | 2017082600 | 86400 | 3600 | 3600000 | 86400 |
| example.com | sns.dns.icann.org. | noc.dns.icann.org. | 2017042772 | 7200 | 3600 | 1209600 | 3600 |
| ietf.org | ns0.amsl.com. | glen.amsl.com. | 1200000363 | 1800 | 1800 | 604800 | 1800 |
| icann.org | sns.dns.icann.org. | noc.dns.icann.org. | 2017082612 | 10800 | 3600 | 1209600 | 3600 |
| amazon.com | dns-external-master.amazon.com. | root.amazon.com. | 2010114126 | 180 | 60 | 3024000 | 60 |
| baidu.com | dns.baidu.com. | sa.baidu.com. | 2012136443 | 300 | 300 | 2592000 | 7200 |
| europa.eu | ns1lux.europa.eu. | snet.ec.europa.eu. | 2017082401 | 3600 | 600 | 604800 | 1800 |
| facebook.com | a.ns.facebook.com. | dns.facebook.com. | 1503838434 | 7200 | 1800 | 604800 | 120 |
| google.com | ns2.google.com. | dns-admin.google.com. | 166610135 | 900 | 900 | 1800 | 60 |
| microsoft.com | ns1.msft.net. | msnhst.microsoft.com. | 2017082508 | 7200 | 600 | 2419200 | 3600 |
| twitter.com | ns-881.awsdns-46.net. | ops.twitter.com. | 2007131073 | 3600 | 600 | 604800 | 60 |
| yahoo.com | ns1.yahoo.com. | hostmaster.yahoo-inc.com. | 2017082608 | 3600 | 300 | 1814400 | 600 |
| heise.de | ns.heise.de. | hostmaster.heise.de. | 2017082401 | 10800 | 3600 | 604800 | 3600 |
| akamai.com | ns1-2.akam.net. | hostmaster.akamai.com. | 2017082502 | 7200 | 3600 | 1209600 | 300 |
| ovh.com | dns.ovh.net. | tech.ovh.net. | 2017082699 | 86400 | 3600 | 3600000 | 600 |
| 1and1.com | ns-1and1.ui-dns.com. | dnsadmin.1und1.de. | 2013087685 | 10800 | 3600 | 604800 | 600 |
| schlundtech.de | nsa.domain-robot.org. | hostmaster.schlundtech.de. | 2017050401 | 39940 | 14400 | 604800 | 43200 |
| mxtoolbox.com | ns-59.awsdns-07.com. | awsdns-hostmaster.amazon.com. | 1 | 7200 | 900 | 1209600 | 86400 |
| mailbox.org | ns.jpberlin.de. | root.jpberlin.de. | 2014063804 | 40000 | 7200 | 604800 | 86400 |
| posteo.de | ns01.posteo-dns.de. | hostmaster.sys4.de. | 1503795646 | 3600 | 900 | 604800 | 300 |
| kolabnow.com | sec1.rcode0.net. | hostmaster.kolabsys.com. | 2017082401 | 1200 | 600 | 1814400 | 60 |
| protonmail.com | ns1.protonmail.ch. | support.protonmail.ch. | 2017082204 | 1200 | 144 | 1814400 | 7200 |